{"title":"Allen-Bradley SLC 500","description":"\u003cp data-start=\"1946\" data-end=\"2131\"\u003e\u003cspan\u003eThis collection covers Allen-Bradley SLC 500 PLC systems and modules, including the 1746 and 1747 series, commonly used for legacy automation system maintenance and upgrades.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"devicenet-scanner-module-1747-sdn-allen-bradley","title":"DeviceNet Scanner Module 1747-SDN Allen-Bradley","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Part Number: 1747-SDN) is a high-performance interface module designed to integrate the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley SLC 500\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtroller platform with a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDeviceNet\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003enetwork. Operating as a master or slave device, this scanner facilitates seamless data exchange between the processor and distributed I\/O, sensors, and actuators. It supports multiple data triggering mechanisms, including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePolled\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCyclic\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eChange-of-State (COS)\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBit-Strobe\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodes, to optimize network bandwidth and response times.\u003c\/p\u003e\n\u003cp\u003eA key feature of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epass-through bridging functionality\u003c\/strong\u003e, which enables engineers to route communication from a separate configuration computer through the SLC chassis to the DeviceNet network. This eliminates the need for external hardware like the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1770-KFD\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1784-PCID\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecards during commissioning and troubleshooting.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNetwork Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDeviceNet (CAN-based)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current Load\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500mA at 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBaud Rates\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e125 Kbps, 250 Kbps, 500 Kbps (Auto-detect or Manual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5-pin open-style linear header (compatible with 1787-PLUG10R)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatus Monitoring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual-color LED indicators for Module (Mod) and Network (Net) status; 2-digit numeric display for node address and error codes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI\/O Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupports up to 63 slave devices per scanner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Cable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500m at 125 Kbps; 100m at 500 Kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 60 °C (32 to 140 °F) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-SDN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis typically used in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edistributed control systems\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere long-distance wiring to sensors is required, such as:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eConveyor systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial handling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotor control centers (MCCs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePowerFlex drives over DeviceNet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the node address configured for this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eThe node address and baud rate are typically set via software (\u003cstrong\u003eRSNetWorx for DeviceNet\u003c\/strong\u003e) or can be assigned through the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSLC processor logic\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring initialization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require external power?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eYes, while the module draws power from the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSLC backplane\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor its internal logic, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDeviceNet network\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econnection itself requires a separate\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24V DC power supply\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto power the transceiver and bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":48746784358652,"sku":"1747-SDN","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/1747-SDN2_f9111427-ad79-44e2-a497-ee2f52769009.jpg?v=1770707991"},{"product_id":"allen-bradley-1746-p4-high-capacity-power-supply","title":"Allen-Bradley 1746-P4 SLC 500 Power Supply Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-P4 is a high-capacity power supply module designed for use with the SLC 500 programmable controller system. It provides the necessary DC power to the controller backplane, supporting complex configurations that require higher current capacity for I\/O modules and processor operations. This unit is engineered to maintain stable system performance in industrial environments by converting standard AC line voltage into regulated DC power.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned specifically for the SLC 500 chassis-based system.\u003c\/li\u003e\n\u003cli\u003eHigh current capacity: 10.0 A at 5V DC and 2.88 A at 24V DC.\u003c\/li\u003e\n\u003cli\u003eWide input voltage range: 120 to 220V AC.\u003c\/li\u003e\n\u003cli\u003eIntegrated CPU hold-up time of 20 ms at full load to ensure stability during brief power fluctuations.\u003c\/li\u003e\n\u003cli\u003eRobust design for reliable operation in demanding industrial control applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-P4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e120 to 220V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power\u003c\/td\u003e\n\u003ctd\u003e92 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Line Power Requirement\u003c\/td\u003e\n\u003ctd\u003e180VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current\u003c\/td\u003e\n\u003ctd\u003e45 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity (5V DC)\u003c\/td\u003e\n\u003ctd\u003e10.0 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity (24V DC)\u003c\/td\u003e\n\u003ctd\u003e2.88 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e10 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e0.46 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCPU Hold-up Time\u003c\/td\u003e\n\u003ctd\u003e20 ms (full load) \/ 3000 ms (no load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the power supply is installed in the leftmost slot of the SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eAlways disconnect main power before installing or removing the module to prevent electrical shock or damage to the backplane.\u003c\/li\u003e\n\u003cli\u003eEnsure adequate ventilation around the chassis to maintain operating temperatures within specified limits.\u003c\/li\u003e\n\u003cli\u003eVerify that the input voltage matches the module specifications before applying power.\u003c\/li\u003e\n\u003cli\u003eUse appropriate grounding practices to minimize electrical noise and ensure system safety.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-P4?\u003c\/h3\u003e\u003cp\u003eThe 1746-P4 serves as a power supply module for the Allen-Bradley SLC 500 system, converting AC input power into the DC voltages required by the processor and I\/O modules installed in the chassis.\u003c\/p\u003e\u003ch3\u003eCan this module be used in any slot?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-P4 power supply is designed to be mounted in the dedicated power supply slot on the far left side of the SLC 500 chassis.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50647191388412,"sku":"1746-P4","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_56eae1f6-13bd-49d2-aaed-5d2f8ff35b01.jpg?v=1785053382"},{"product_id":"allen-bradley-1746-ht-termination-panel","title":"Allen-Bradley 1746-HT SLC 500 Termination Panel","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-HT is a specialized termination panel designed for use within the SLC 500 programmable logic controller system. This module serves as a critical interface component, facilitating efficient wiring and signal distribution for high-speed I\/O, encoder inputs, and drive control applications. It is engineered to support robust connectivity for industrial automation tasks requiring external power distribution and reliable signal termination.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for integration with SLC 500 I\/O systems.\u003c\/li\u003e\n\u003cli\u003eSupports high-speed input frequencies up to 250 kHz.\u003c\/li\u003e\n\u003cli\u003eProvides dedicated terminal points for E-Stop, encoder, and drive control signals.\u003c\/li\u003e\n\u003cli\u003eIncludes support for external power distribution (5VDC, 15VDC, and 24VDC).\u003c\/li\u003e\n\u003cli\u003eDesigned for standard rack mounting configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-HT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e250 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e90 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eRack Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eDigital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC system power is disconnected before installing or removing the 1746-HT module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is securely seated in the rack to ensure proper backplane communication.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for high-speed encoder and drive signals to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eMaintain proper clearance around the module to ensure adequate ventilation and prevent overheating.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) handling procedures when touching internal components or connectors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-HT?\u003c\/h3\u003e\u003cp\u003eThe 1746-HT acts as a termination panel for the SLC 500 system, providing a centralized point for connecting high-speed inputs, encoders, and drive signals while distributing necessary auxiliary power.\u003c\/p\u003e\u003ch3\u003eDoes this module require external power?\u003c\/h3\u003e\u003cp\u003eYes, the module is designed to handle external power inputs of 5VDC, 15VDC, and 24VDC to support connected field devices.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50647285235964,"sku":"1746-HT","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_50eb6ee5-19cc-4438-80bd-074905849ab3.jpg?v=1785055398"},{"product_id":"allen-bradley-1746-nt8-thermocouple-module","title":"Allen-Bradley 1746-NT8 SLC 500 8-Point Thermocouple\/mV Analog Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-NT8 is a specialized analog input module designed for the SLC 500 programmable logic controller system. This module provides 8 input channels specifically configured for thermocouple and millivolt (mV) signal processing. It is engineered to interface directly with various temperature sensors, allowing for precise monitoring and control of industrial processes requiring thermal data acquisition.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8 isolated input channels for thermocouple or millivolt signals.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard SLC 500 chassis and backplane configurations.\u003c\/li\u003e\n\u003cli\u003eSupports multiple thermocouple types (J, K, T, E, R, S, B, N) and millivolt ranges.\u003c\/li\u003e\n\u003cli\u003eIntegrated cold junction compensation for accurate temperature measurement.\u003c\/li\u003e\n\u003cli\u003eDigital filtering to minimize noise interference in industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely used in industrial automation applications where temperature monitoring is critical, such as furnace control, heat treatment processes, chemical reactors, and environmental monitoring systems within the SLC 500 platform.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-NT8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eThermocouple \/ mV Analog Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (Backplane power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for all thermocouple and millivolt inputs to reduce electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the module chassis to the system ground bus.\u003c\/li\u003e\n\u003cli\u003eAvoid routing signal wires alongside high-voltage AC power lines or motor control cables.\u003c\/li\u003e\n\u003cli\u003eVerify that the thermocouple polarity is correct at the terminal block to prevent measurement errors.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: Is the 1746-NT8 a digital input module?\u003c\/strong\u003e\u003cbr\u003eA: No, despite some legacy references, the 1746-NT8 is an analog input module specifically designed for thermocouple and millivolt signals, not standard 24VDC digital inputs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Does this module require external power?\u003c\/strong\u003e\u003cbr\u003eA: The module draws its primary operating power from the SLC 500 backplane. Ensure your power supply is sized correctly to handle the total current draw of all modules in the rack.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50647293526268,"sku":"1746-NT8","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_c3d3dc8c-8b82-4195-b26b-4e4c87f7dce8.jpg?v=1785055842"},{"product_id":"allen-bradley-1746-p1-standard-ac-power-supply","title":"Allen-Bradley 1746-P1 SLC 500 Power Supply Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-P1 is a dedicated power supply module designed for use within the SLC 500 programmable logic controller system. This rack-mounted unit provides the necessary DC power to the backplane, supporting the CPU and various I\/O modules installed in the chassis. It is engineered to operate across a wide range of AC line voltages, ensuring compatibility with diverse industrial power environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWide input voltage range: 85-132 VAC or 170-265 VAC (auto-switching\/selectable).\u003c\/li\u003e\n\u003cli\u003eRobust power output: Provides 2A at 5 VDC and 0.46A at 24 VDC to the backplane.\u003c\/li\u003e\n\u003cli\u003eIntegrated 24 VDC user power output for field devices.\u003c\/li\u003e\n\u003cli\u003eHigh-reliability design with 1800V AC RMS isolation for 1 second.\u003c\/li\u003e\n\u003cli\u003eCPU hold-up time of 20 ms at full load to ensure stable operation during brief power interruptions.\u003c\/li\u003e\n\u003cli\u003eRack-mount form factor for seamless integration into standard SLC 500 chassis.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e85-132 \/ 170-265 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Current Capacity\u003c\/td\u003e\n\u003ctd\u003e2A at 5 VDC, 0.46A at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Power Output\u003c\/td\u003e\n\u003ctd\u003e200 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Inrush Current\u003c\/td\u003e\n\u003ctd\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirement\u003c\/td\u003e\n\u003ctd\u003e135 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 degC to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Protection\u003c\/td\u003e\n\u003ctd\u003e1746-F1 or equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the power supply is installed in the leftmost slot of the SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eAlways disconnect main power before inserting or removing the module from the rack to prevent electrical arcing or damage to the backplane connectors.\u003c\/li\u003e\n\u003cli\u003eVerify that the AC input voltage selector switch (if applicable) matches your local power source before applying power.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to allow for proper airflow and cooling, as the unit dissipates heat during operation.\u003c\/li\u003e\n\u003cli\u003eUse shielded cables for I\/O connections to minimize EMI interference, and ensure the chassis is properly grounded to a common earth point.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-P1?\u003c\/h3\u003e\u003cp\u003eThe 1746-P1 acts as the main power source for the SLC 500 rack, converting incoming AC line voltage into the regulated DC voltages required by the processor and I\/O modules.\u003c\/p\u003e\u003ch3\u003eCan this module provide power to external sensors?\u003c\/h3\u003e\u003cp\u003eYes, the module provides a 24 VDC user power output with a capacity of 200 mA, which can be used to power compatible field devices or sensors.\u003c\/p\u003e\u003ch3\u003eWhat should I do if the power supply fails?\u003c\/h3\u003e\u003cp\u003eFirst, check the input voltage and the status of the external fuse. If the module remains unresponsive, it may require replacement. Always ensure the replacement unit is a genuine Allen-Bradley 1746-P1 to maintain system integrity.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50647303061756,"sku":"1746-P1","price":85.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_8e5ea5fb-902d-4386-9503-f8c9181081df.jpg?v=1785056758"},{"product_id":"allen-bradley-1746-nr4-analog-input-module","title":"Allen-Bradley 1746-NR4 SLC 500 4-Point Resistance Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-NR4 is a 4-point resistance input module designed for the SLC 500 programmable logic controller system. This analog input module is specifically engineered to interface with RTD (Resistance Temperature Detector) sensors and resistive devices, providing high-precision temperature or resistance monitoring in industrial automation environments. It allows for the integration of various resistance-based sensors directly into the SLC 500 rack, facilitating reliable data acquisition for process control applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4-channel analog input for RTD and resistance monitoring.\u003c\/li\u003e\n\u003cli\u003eCompatible with the Allen-Bradley SLC 500 chassis-based system.\u003c\/li\u003e\n\u003cli\u003eConfigurable bandwidth settings ranging from 2.62 Hz to 65.5 Hz to suit specific noise filtering requirements.\u003c\/li\u003e\n\u003cli\u003eDesigned for installation in any I\/O slot of the SLC 500 chassis (excluding slot 0).\u003c\/li\u003e\n\u003cli\u003eLow power consumption profile for efficient rack operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely utilized in industrial process control systems requiring temperature monitoring, such as HVAC systems, chemical processing, food and beverage manufacturing, and machinery thermal management. It is suitable for applications where precise resistance-to-digital conversion is required for PLC logic processing.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-NR4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003e4-Point Resistance\/RTD Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e50 mA @ 5V DC; 50 mA @ 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e1.5 W max (0.3 W @ 5V, 1.2 W @ 24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandwidth\u003c\/td\u003e\n\u003ctd\u003e2.62 - 65.5 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Location\u003c\/td\u003e\n\u003ctd\u003eAny slot except Slot 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eThe module can be installed in any available slot in the SLC 500 chassis except for the processor slot (Slot 0).\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for sensor inputs to minimize electromagnetic interference (EMI) in industrial environments.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the chassis and cable shields to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to prevent damage to internal sensitive components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-NR4 still in production?\u003c\/h3\u003e\u003cp\u003eNo, the Allen-Bradley 1746-NR4 was discontinued by the manufacturer on December 30, 2015. We provide refurbished or surplus units to support legacy systems.\u003c\/p\u003e\u003ch3\u003eCan this module be installed in Slot 0?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-NR4 must be installed in any I\/O slot other than Slot 0, which is reserved for the SLC 500 processor.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50647317250300,"sku":"1746-NR4","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_e2659f35-b0da-43aa-b248-bfcf3970e8e8.jpg?v=1785057998"},{"product_id":"allen-bradley-1746-fio4v-analog-combination-module","title":"Allen-Bradley 1746-FIO4V SLC 500 Fast Analog Input\/Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-FIO4V is a high-performance Fast Analog Input\/Output module designed for the SLC 500 programmable logic controller system. This module provides specialized high-speed analog signal processing capabilities, featuring two fast analog input channels and two analog voltage output channels. It is engineered for applications requiring rapid response times and precision control, such as high-speed motion monitoring or fast-acting process loops.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTwo high-speed analog input channels supporting voltage and current ranges.\u003c\/li\u003e\n\u003cli\u003eTwo dedicated analog voltage output channels.\u003c\/li\u003e\n\u003cli\u003eFast response capability with a slew rate of 2V\/ms.\u003c\/li\u003e\n\u003cli\u003eAccuracy rating of ±0.2% of full scale for reliable process data.\u003c\/li\u003e\n\u003cli\u003eIntegrated into the SLC 500 backplane for seamless communication with the CPU.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-FIO4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e2 (Voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Ranges\u003c\/td\u003e\n\u003ctd\u003e±10V DC, 0-10V DC, 0-20mA, 4-20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Rate\u003c\/td\u003e\n\u003ctd\u003e2V\/ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±0.2% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Power\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e500V AC (continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 degC to 60 degC (32 degF to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to 85 degC (-40 degF to 185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eHandle the module using proper ESD (Electrostatic Discharge) prevention measures to avoid damaging internal components.\u003c\/li\u003e\n\u003cli\u003eSeat the module firmly into the designated SLC 500 I\/O slot and secure it using the integrated mounting screws.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for analog signals to minimize noise interference, ensuring the shield is grounded at one end only.\u003c\/li\u003e\n\u003cli\u003eRoute signal cables away from high-voltage power lines and high-EMI sources to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eVerify that the backplane power supply is sufficient to support the additional load of the module.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-FIO4V?\u003c\/h3\u003e\u003cp\u003eThe 1746-FIO4V is a specialized I\/O module for the SLC 500 platform that provides fast analog input and voltage output signals, typically used in applications where standard analog modules are too slow to meet process requirements.\u003c\/p\u003e\u003ch3\u003eCan this module handle both current and voltage inputs?\u003c\/h3\u003e\u003cp\u003eYes, the input channels support both voltage (±10V DC, 0-10V DC) and current (0-20mA, 4-20mA) configurations.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eThe 1746-FIO4V is designed for standard SLC 500 I\/O chassis. Please verify your specific controller configuration and power budget before installation.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50647330128124,"sku":"1746-FIO4V","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_f29c8724-75fc-4fdc-ac47-28d9c721f869.jpg?v=1785058470"},{"product_id":"allen-bradley-1746-ih16-16-channel-125v-dc-sinking-input-module","title":"Allen-Bradley 1746-IH16 SLC 500 16-Point 125V DC Sinking Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IH16 is a 16-point DC sinking input module designed for the SLC 500 programmable logic controller (PLC) platform. This module provides high-voltage DC input capabilities, specifically engineered for 125V DC applications. It is used to interface field devices such as sensors, switches, and pushbuttons with the SLC 500 backplane, facilitating reliable signal processing in industrial control systems.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16-point input density for space-efficient I\/O configuration.\u003c\/li\u003e\n\u003cli\u003eCurrent sinking input design compatible with 125V DC field signals.\u003c\/li\u003e\n\u003cli\u003eIntegrated status indicators for visual confirmation of input signal state.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into standard SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eLow backplane power consumption to support high-density system configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IH16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Points\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e90-146V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eCurrent Sinking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e85 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay\u003c\/td\u003e\n\u003ctd\u003e9 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current\u003c\/td\u003e\n\u003ctd\u003e0.8 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eVerify the module is fully seated in the chassis slot and the locking tabs are engaged.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for input signals to minimize electromagnetic interference (EMI) in high-noise industrial environments.\u003c\/li\u003e\n\u003cli\u003eMaintain proper wire routing to separate signal-level wiring from high-voltage power lines.\u003c\/li\u003e\n\u003cli\u003eEnsure the module is handled using proper ESD (Electrostatic Discharge) precautions to protect internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-IH16?\u003c\/h3\u003e\u003cp\u003eThe 1746-IH16 is a digital input module that converts 125V DC field signals into logic levels compatible with the SLC 500 processor, allowing the PLC to monitor the status of external devices.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IH16 is designed to fit into any standard SLC 500 I\/O chassis slot.\u003c\/p\u003e\u003ch3\u003eWhat does current sinking mean for this module?\u003c\/h3\u003e\u003cp\u003eIn a sinking input configuration, the module provides the return path to common for the input circuit. The field device must be wired to source the current to the module input terminal.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50694981910780,"sku":"1746-IH16","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_63610e92-043f-415e-85ee-861c4cbbcb42.jpg?v=1785120029"},{"product_id":"allen-bradley-1746-ig16-16-channel-5v-dc-ttl-sourcing-input-module","title":"Allen-Bradley 1746-IG16 16-Channel 5V DC TTL Sourcing Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IG16 is a high-speed digital input module specifically engineered for the SLC 500 programmable controller platform. This module provides 16 current-sourcing inputs designed to interface directly with 5V DC Transistor-Transistor Logic (TTL) and Binary Coded Decimal (BCD) signals. It is an essential component for applications requiring the integration of microcontrollers, high-speed electronic sensors, and specialized encoders that operate at TTL voltage levels.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 current-sourcing digital input channels.\u003c\/li\u003e\n\u003cli\u003eOptimized for 5V DC TTL signal compatibility.\u003c\/li\u003e\n\u003cli\u003eFast response times with 0.25 ms (ON) and 0.5 ms (OFF) signal delays.\u003c\/li\u003e\n\u003cli\u003eElectro-optical isolation rated at 1500V AC to protect the SLC backplane from electrical noise and transients.\u003c\/li\u003e\n\u003cli\u003eCompact design for seamless integration into existing SLC 500 chassis configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-IG16 is ideal for industrial environments where high-speed electronic logic integration is required. Typical applications include interfacing with TTL-based microcontrollers, high-speed pulse counting, monitoring BCD output devices, and connecting to specialized electronic sensors that do not conform to standard 24V DC industrial signal levels.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital DC TTL Input (Sourcing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e4.5 to 5.5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (ON\/OFF)\u003c\/td\u003e\n\u003ctd\u003e0.25 ms \/ 0.5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e0.14 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Voltage Range\u003c\/td\u003e\n\u003ctd\u003e2.0 to 5.5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current\u003c\/td\u003e\n\u003ctd\u003e4.1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e1 Watt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1500V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis is powered down before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eThe module should be seated firmly into the desired slot of the SLC 500 chassis and secured using the top and bottom mounting screws.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for input signals to minimize EMI interference, especially in high-speed applications.\u003c\/li\u003e\n\u003cli\u003eEnsure that the 5V DC common is properly referenced to the module's input common to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation around the chassis to ensure the operating temperature remains within the 0 to 60 degC range.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to prevent component damage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-IG16 compatible with standard 24V DC sensors?\u003c\/h3\u003e\u003cp\u003eNo, this module is specifically designed for 5V DC TTL signals. Connecting 24V DC signals will cause permanent damage to the module circuitry.\u003c\/p\u003e\u003ch3\u003eDoes this module require external power for the inputs?\u003c\/h3\u003e\u003cp\u003eThe 1746-IG16 is a sourcing input module; it requires a 5V DC power source to be provided to the input devices to drive the current into the module inputs.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50695379222780,"sku":"1746-IG16","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_e0586445-c61d-4a33-80ab-49794fc7e03c.jpg?v=1785120376"},{"product_id":"allen-bradley-1746-i012dc-digital-dc-input","title":"Allen-Bradley 1746-IO12DC SLC 500 Digital I\/O Combination Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IO12DC is a combination digital I\/O module designed for the SLC 500 programmable controller platform. This module integrates six 24V DC sinking inputs and six relay contact outputs into a single-slot footprint. By combining both input and output capabilities, it provides an efficient solution for small-scale control applications or distributed I\/O systems, reducing the required chassis space and overall system cost.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSix 24V DC sinking inputs with a 10 to 30V DC operating range.\u003c\/li\u003e\n\u003cli\u003eSix flexible relay contact outputs capable of switching AC or DC loads.\u003c\/li\u003e\n\u003cli\u003eSingle-slot module design for SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eOptimized for mixed-signal field device interfacing.\u003c\/li\u003e\n\u003cli\u003eIntegrated status indicators for individual I\/O points.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is suitable for various industrial control tasks, including interfacing with DC-based proximity sensors, limit switches, and photoelectric sensors. The relay outputs allow for the direct control of AC motor starters, solenoid valves, and various DC-operated actuators, making it a versatile choice for compact machine control panels.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-IO12DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e6 (24V DC Sinking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e6 (Relay Contacts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10 to 30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage (AC)\u003c\/td\u003e\n\u003ctd\u003e5 to 265V AC (47-63 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage (DC)\u003c\/td\u003e\n\u003ctd\u003e5 to 125V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Delay\u003c\/td\u003e\n\u003ctd\u003e8 ms (Nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Delay\u003c\/td\u003e\n\u003ctd\u003e35 ms (ON) \/ 45 ms (OFF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e80 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e60 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eInsert the module into an available slot in the SLC 500 chassis and secure it using the integrated locking tab.\u003c\/li\u003e\n\u003cli\u003eUse appropriate wire gauges for terminal block connections and ensure all connections are tightened to the manufacturer's specified torque.\u003c\/li\u003e\n\u003cli\u003eMaintain proper cable routing to separate signal wiring from high-voltage AC or high-EMI sources to prevent signal interference.\u003c\/li\u003e\n\u003cli\u003eEnsure adequate ventilation within the enclosure to maintain the operating temperature within the specified 0 to 60 degC range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IO12DC is designed for the standard SLC 500 chassis and occupies a single slot. Ensure your power supply has sufficient capacity to handle the backplane current requirements of the module.\u003c\/p\u003e\u003ch3\u003eCan the relay outputs switch both AC and DC loads?\u003c\/h3\u003e\u003cp\u003eYes, the relay outputs are highly flexible and can handle AC loads from 5 to 265V and DC loads from 5 to 125V, provided the continuous current ratings are not exceeded.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50695737344252,"sku":"1746-I012DC","price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_21851019-071f-4d11-9867-911c0f41b021.jpg?v=1785120713"},{"product_id":"allen-bradley-1746-fio4i-analog-combination-i-o-module","title":"Allen-Bradley 1746-FIO4I SLC 500 Fast Analog Combination I\/O Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-FIO4I is a high-speed analog combination I\/O module engineered for the SLC 500 programmable controller platform. Designed for applications requiring rapid signal processing, this module provides two analog input channels and two analog output channels in a single-slot configuration. The module utilizes successive approximation conversion to achieve high-speed performance, making it suitable for control loops that demand faster response times than standard analog modules can provide.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Conversion:\u003c\/strong\u003e Utilizes successive approximation for a 7.5 microsecond conversion time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Configuration:\u003c\/strong\u003e Two configurable voltage\/current inputs and two dedicated current output channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Bandwidth:\u003c\/strong\u003e Features a 7 kHz bandwidth for rapid signal tracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e Provides 12-bit resolution for inputs and 14-bit resolution for outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fully compatible with both fixed and modular SLC 500 chassis systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eFast Analog Combination I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e2 (Voltage or Current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e2 (Current: 0–20 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Ranges\u003c\/td\u003e\n\u003ctd\u003e0 to 10V DC or 0 to 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Method\u003c\/td\u003e\n\u003ctd\u003eSuccessive Approximation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Resolution\u003c\/td\u003e\n\u003ctd\u003e12-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Resolution\u003c\/td\u003e\n\u003ctd\u003e14-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Time\u003c\/td\u003e\n\u003ctd\u003e7.5 µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpdate Time\u003c\/td\u003e\n\u003ctd\u003e512 µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e55 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e150 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Down:\u003c\/strong\u003e Always remove power from the SLC 500 chassis before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot Placement:\u003c\/strong\u003e The module can be installed in any available I\/O slot of a modular SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Use shielded twisted-pair cabling for analog signals to minimize electromagnetic interference (EMI). Ensure the shield is grounded at one end only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling:\u003c\/strong\u003e Observe standard ESD (Electrostatic Discharge) precautions when handling the module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Ensure adequate ventilation within the enclosure to maintain the operating temperature within the specified 0 to 60 degC range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary advantage of the 1746-FIO4I over standard analog modules?\u003c\/h3\u003e\u003cp\u003eThe 1746-FIO4I is designed for high-speed applications. Unlike standard modules that typically use Sigma-Delta conversion, this module uses a successive approximation method, resulting in a significantly faster 7.5 microsecond conversion time and a 7 kHz bandwidth.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 systems?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-FIO4I is compatible with both fixed and modular SLC 500 hardware platforms.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50696192327932,"sku":"1746-FIO4I","price":64.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_91a0d078-8faa-4ae4-abcb-7729c88c1198.jpg?v=1785121133"},{"product_id":"allen-bradley-1746-iv16-discrete-input-module","title":"Allen-Bradley 1746-IV16 SLC 500 16-Point Digital Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IV16 is a 16-point digital input module designed for use with the SLC 500 programmable logic controller (PLC) system. This module provides high-density input capability, allowing for the monitoring of up to 16 discrete signals from field devices such as sensors, switches, and pushbuttons. It is engineered for industrial environments requiring reliable 10-30 VDC sinking input signal processing.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16-point digital input density for space-efficient I\/O configuration.\u003c\/li\u003e\n\u003cli\u003eCompatible with 10-30 VDC sinking input signal ranges.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the SLC 500 chassis backplane.\u003c\/li\u003e\n\u003cli\u003eLow power consumption with a backplane current load of 85 mA at 5 VDC.\u003c\/li\u003e\n\u003cli\u003eRobust construction suitable for general-purpose industrial automation applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely utilized in manufacturing and process control environments for interfacing field-level digital signals with the SLC 500 controller. Typical applications include machine status monitoring, conveyor control, assembly line sequencing, and general discrete signal acquisition in automated systems.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IV16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Points\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e10-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eSinking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Load\u003c\/td\u003e\n\u003ctd\u003e85 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC system power is disconnected before installing or removing the module from the chassis.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the slot and the locking tab is engaged to ensure a secure backplane connection.\u003c\/li\u003e\n\u003cli\u003eUse appropriate wiring practices for DC input circuits, ensuring that common return paths are correctly established for sinking inputs.\u003c\/li\u003e\n\u003cli\u003eMaintain proper clearance around the chassis to allow for adequate ventilation and cooling of the I\/O modules.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003cli\u003eRoute signal cables away from high-voltage power lines and sources of electromagnetic interference (EMI) to maintain signal integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the input voltage range for the 1746-IV16?\u003c\/h3\u003e\u003cp\u003eThe 1746-IV16 module is designed to operate within a 10-30 VDC input range.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IV16 is designed to fit into any standard SLC 500 I\/O chassis slot.\u003c\/p\u003e\u003ch3\u003eWhat does the sinking input configuration mean?\u003c\/h3\u003e\u003cp\u003eA sinking input module requires the field device to switch the positive voltage to the input terminal, effectively providing the current path to the common return.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50696568144124,"sku":"1746-IV16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_5f3b81bf-34a0-4aaa-9514-30f9262f01c6.jpg?v=1785121471"},{"product_id":"allen-bradley-1746-iv32-sourcing-input-module","title":"Allen-Bradley 1746-IV32 SLC 500 32-Point Sourcing Digital Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IV32 is a high-density digital input module engineered for the SLC 500 programmable controller platform. It provides 32 discrete sourcing input points within a single-slot module, offering an efficient solution for applications requiring high I\/O density in space-constrained chassis environments. This module is designed to interface with field devices that sink current to the common return, supporting flexible configuration across four isolated groups of eight points each.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Density:\u003c\/strong\u003e 32 sourcing inputs in a single-slot footprint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolated Grouping:\u003c\/strong\u003e Four isolated groups of eight points allow for multiple power sources or voltage references.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fully integrated with the Allen-Bradley SLC 500 system architecture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e Utilizes a 40-pin high-density connector for efficient field wiring via pre-wired cable assemblies or 1492 interface modules.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely used in industrial automation systems for monitoring discrete field signals such as proximity switches, pushbuttons, and limit switches. Its high-density design is particularly effective in large-scale control panels where chassis slot availability is limited.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-IV32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e32 (Sourcing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGroups\u003c\/td\u003e\n\u003ctd\u003e4 (8 points per group)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e15-30V DC (at 50 degC) \/ 15-26.4V DC (at 60 degC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Voltage (Min)\u003c\/td\u003e\n\u003ctd\u003e15.0V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Voltage (Max)\u003c\/td\u003e\n\u003ctd\u003e5.0V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e5.1 mA at 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current (Max)\u003c\/td\u003e\n\u003ctd\u003e1.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay\u003c\/td\u003e\n\u003ctd\u003e3 ms (ON) \/ 8 ms (OFF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e106 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% (Non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Down:\u003c\/strong\u003e Always disconnect backplane power before inserting or removing the module from the chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD Handling:\u003c\/strong\u003e Use proper electrostatic discharge (ESD) grounding procedures when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Ensure the use of appropriate 40-pin cable assemblies. Verify that the field device common return is correctly matched to the sourcing input requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Install in an enclosure rated for the intended environment, ensuring adequate airflow to maintain operating temperatures within the specified 0-60 degC range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Ensure the SLC 500 chassis is properly grounded according to local electrical codes to minimize EMI interference.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat type of field wiring is required for the 1746-IV32?\u003c\/h3\u003e\u003cp\u003eBecause this is a high-density module, it does not use standard screw terminals. It requires a 40-pin high-density connector, typically interfaced using a pre-wired cable assembly or a 1492-style terminal block interface module.\u003c\/p\u003e\u003ch3\u003eCan I use different power sources for the inputs?\u003c\/h3\u003e\u003cp\u003eYes. The 32 inputs are divided into four isolated groups of eight points each, allowing you to use different power sources or voltage references for each group, provided they remain within the 15-30V DC range.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50697047113980,"sku":"1746-IV32","price":73.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_d684ccb5-97e4-4259-9ba3-ced958991bd8.jpg?v=1785121843"},{"product_id":"allen-bradley-1746-og16-tl-output-module","title":"Allen-Bradley 1746-OG16 SLC 500 16-Point TTL Current Sinking Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-OG16 is a 16-point TTL (Transistor-Transistor Logic) current sinking output module designed for the SLC 500 programmable logic controller system. This module provides a high-speed interface for applications requiring 5 VDC logic-level signaling, allowing the SLC 500 controller to communicate with external TTL-compatible devices.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 discrete output channels\u003c\/li\u003e\n\u003cli\u003eCurrent sinking configuration for TTL logic compatibility\u003c\/li\u003e\n\u003cli\u003eVoltage range: 4.5 to 5.5 VDC\u003c\/li\u003e\n\u003cli\u003eDesigned for standard SLC 500 chassis mounting\u003c\/li\u003e\n\u003cli\u003eBackplane current consumption: 180 mA at 5 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-OG16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eTTL Current Sinking Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e4.5 - 5.5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Output\u003c\/td\u003e\n\u003ctd\u003e0.024 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Module\u003c\/td\u003e\n\u003ctd\u003e0.384 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e180 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 system power is disconnected before installing or removing the module from the chassis.\u003c\/li\u003e\n\u003cli\u003eThe module must be seated firmly in the I\/O slot and secured using the top and bottom retaining screws to ensure proper backplane connection and vibration resistance.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for TTL signal lines to minimize electromagnetic interference (EMI) in industrial environments.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the chassis for proper ventilation and cooling.\u003c\/li\u003e\n\u003cli\u003eHandle with care to prevent electrostatic discharge (ESD) damage to the internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-OG16 still in production?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-OG16 was discontinued by the manufacturer on December 31, 2014. It is currently available primarily through surplus or secondary market channels.\u003c\/p\u003e\u003ch3\u003eWhat does TTL mean in the context of this module?\u003c\/h3\u003e\u003cp\u003eTTL stands for Transistor-Transistor Logic. This module is specifically designed to output 5 VDC logic signals, which are standard for many digital electronic components and microcontrollers, as opposed to the standard 24 VDC outputs typically used in industrial PLC applications.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50698309763324,"sku":"1746-OG16","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_e8753759-409e-408e-a302-3b9ecf4147eb.jpg?v=1785123010"},{"product_id":"allen-bradley-1746-ic16-sinking-input-module","title":"Allen-Bradley 1746-IC16 SLC 500 16-Point Digital Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IC16 is a 16-point digital input module designed for use within the SLC 500 programmable logic controller system. This module provides a reliable interface for monitoring 48V AC\/DC digital signals from field devices, such as limit switches, pushbuttons, and proximity sensors, converting them into logic-level signals for the processor.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 discrete input points for high-density signal monitoring.\u003c\/li\u003e\n\u003cli\u003eCompatible with the Allen-Bradley SLC 500 I\/O chassis.\u003c\/li\u003e\n\u003cli\u003eDesigned for 48V AC\/DC input signal voltage levels.\u003c\/li\u003e\n\u003cli\u003eStatus indicators for each input channel to facilitate quick troubleshooting and diagnostic monitoring.\u003c\/li\u003e\n\u003cli\u003eRobust industrial design suitable for standard control cabinet environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is commonly utilized in industrial automation applications requiring the integration of 48V signal levels into an SLC 500 control architecture. It is suitable for manufacturing, material handling, and process control systems where discrete signal acquisition is required.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IC16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Points\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e48V AC\/DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot in the SLC 500 chassis and secure it using the top and bottom retaining screws.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded wiring for signal inputs to minimize electromagnetic interference (EMI) in high-noise environments.\u003c\/li\u003e\n\u003cli\u003eVerify that the input voltage matches the 48V rating of the module to avoid hardware failure.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the chassis to ensure proper ventilation and cooling for the electronics.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-IC16 still available from the manufacturer?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-IC16 has been discontinued by Allen-Bradley. It is primarily available through secondary market channels for maintenance and system support.\u003c\/p\u003e\u003ch3\u003eWhat voltage does this module support?\u003c\/h3\u003e\u003cp\u003eThe 1746-IC16 is designed specifically for 48V AC\/DC input signals.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50698787619068,"sku":"1746-IC16","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_b7ff1fcf-918f-4338-b56b-bc62bab1551c.jpg?v=1785123441"},{"product_id":"allen-bradley-1746-nio4i-analog-combination-module","title":"Allen-Bradley 1746-NIO4I SLC 500 Analog Combination Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-NIO4I is an analog combination module designed for the SLC 500 programmable logic controller system. This module provides a versatile interface for industrial control applications, featuring both analog input and output capabilities to facilitate precise process monitoring and control.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrated analog I\/O functionality within the SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eHigh-resolution performance with 16-bit input and 14-bit output resolution.\u003c\/li\u003e\n\u003cli\u003eSupports multiple signal ranges for flexible sensor and actuator integration.\u003c\/li\u003e\n\u003cli\u003eFast update times suitable for standard process control loops.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-NIO4I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Combination Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Ranges\u003c\/td\u003e\n\u003ctd\u003e-20 to +20 mA; -10 to +10V dc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e-10 to +10V dc - 1 LSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e55 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e145 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16 bits (input), 14 bits (output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandwidth\u003c\/td\u003e\n\u003ctd\u003e10 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpdate Time\u003c\/td\u003e\n\u003ctd\u003e512 microseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep Response\u003c\/td\u003e\n\u003ctd\u003e60 ms (input), 2.5 ms (output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to prevent damage to sensitive internal components.\u003c\/li\u003e\n\u003cli\u003eSeat the module firmly into the designated slot in the SLC 500 rack and tighten the mounting screws to ensure proper backplane connection.\u003c\/li\u003e\n\u003cli\u003eRoute analog signal wiring away from high-voltage AC lines and high-EMI sources to minimize signal noise and interference.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for analog signals and ground the shield at one end to maintain signal integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-NIO4I?\u003c\/h3\u003e\u003cp\u003eThe 1746-NIO4I is an analog combination module for the SLC 500 system, allowing the controller to read analog inputs and provide analog outputs for control devices.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 racks?\u003c\/h3\u003e\u003cp\u003eThe 1746-NIO4I is designed for standard SLC 500 I\/O chassis. Please verify your specific chassis power supply capacity to ensure it can handle the 55mA (5V) and 145mA (24V) backplane current requirements.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50699364335868,"sku":"1746-NIO4I","price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_deb7daeb-4510-457c-902c-de8a3c4bb494.jpg?v=1785123914"},{"product_id":"allen-bradley-1746-ob16e-electronically-fused-24v-dc-output-module","title":"Allen-Bradley 1746-OB16E SLC 500 Isolated Sourcing DC Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-OB16E is a high-performance isolated sourcing DC output module designed for the SLC 500 programmable logic controller system. This module provides reliable digital output control for industrial automation applications, featuring 8 points of isolated sourcing output. It is engineered to operate within a voltage range of 10-30 VDC, making it suitable for various field device interfaces requiring isolated switching.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8-point isolated sourcing DC output configuration.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for integration with the Allen-Bradley SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eOperating voltage range: 10-30 VDC.\u003c\/li\u003e\n\u003cli\u003eRobust industrial design for reliable performance in demanding environments.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard SLC 500 I\/O rack mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is typically utilized in manufacturing and process control environments where isolated DC output switching is required to drive actuators, relays, or solenoid valves. It is commonly found in packaging machinery, assembly lines, and material handling systems that rely on the SLC 500 platform.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-OB16E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eIsolated Sourcing DC Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e8 Points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e10-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 system power is disconnected before installing or removing the module from the chassis.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the backplane slot and secured with the top and bottom retaining screws.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for output connections to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the chassis to a common earth ground to maintain signal integrity and safety.\u003c\/li\u003e\n\u003cli\u003eCheck that field wiring polarity matches the module terminal designations to prevent damage to the output circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-OB16E?\u003c\/h3\u003e\u003cp\u003eThe 1746-OB16E is an isolated sourcing DC output module for the SLC 500 system, used to control external DC-powered devices by switching them on or off based on PLC logic.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-OB16E is designed to fit into any standard SLC 500 I\/O chassis slot.\u003c\/p\u003e\u003ch3\u003eWhat does the term \"isolated\" mean for this module?\u003c\/h3\u003e\u003cp\u003eIsolation refers to the electrical separation between the output channels and the backplane circuitry, which helps protect the PLC from voltage spikes or ground loops originating from the field devices.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50699704729852,"sku":"1746-OB16E","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_d31c2e05-878f-4752-868b-72343c53bb17.jpg?v=1785124234"},{"product_id":"allen-bradley-1746-ib32-32-point-24v-dc-sinking-input-module","title":"Allen-Bradley 1746-IB32 SLC 500 32-Point DC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IB32 is a high-density 32-point DC digital input module designed for the SLC 500 programmable logic controller system. This module provides reliable signal acquisition for industrial control applications, featuring a sink-load configuration and a robust design suitable for standard 24VDC control environments. It is engineered to integrate seamlessly into the SLC 500 chassis, offering efficient I\/O expansion for complex automation tasks.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e32-point digital DC input capacity for high-density I\/O requirements.\u003c\/li\u003e\n\u003cli\u003eSink-load input configuration with 8 points per common.\u003c\/li\u003e\n\u003cli\u003eWide operating voltage range: 15-30 VDC at 50 degC and 15-26.4 VDC at 60 degC.\u003c\/li\u003e\n\u003cli\u003eLow backplane power consumption of 50 mA at 5 V.\u003c\/li\u003e\n\u003cli\u003eDesigned for direct compatibility with the Allen-Bradley SLC 500 controller series.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-IB32 module is widely utilized in industrial automation systems where high-density digital input monitoring is required. Typical applications include machine control, process monitoring, and integration with sensors, limit switches, and other 24VDC signaling devices within manufacturing plants and distributed control systems.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IB32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eDigital DC Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoints per Common\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e15-30 VDC (at 50 degC) \/ 15-26.4 VDC (at 60 degC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e50 mA at 5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Type\u003c\/td\u003e\n\u003ctd\u003eSink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot in the SLC 500 chassis, ensuring proper alignment with the backplane connector.\u003c\/li\u003e\n\u003cli\u003eSecure the module using the integrated locking tabs or mounting screws to ensure a stable connection and proper grounding.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for input signals to minimize electromagnetic interference (EMI) in high-noise industrial environments.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation around the chassis to ensure operation within the specified temperature ranges (up to 60 degC).\u003c\/li\u003e\n\u003cli\u003eHandle with care using ESD-safe practices to prevent damage to internal electronic components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the input voltage for the 1746-IB32?\u003c\/strong\u003e\u003cbr\u003eThe module operates with a DC input voltage range of 15-30 VDC at 50 degC, or 15-26.4 VDC at 60 degC.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many points does this module support?\u003c\/strong\u003e\u003cbr\u003eThe 1746-IB32 supports 32 digital inputs, organized into 8 points per common.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this module compatible with all SLC 500 systems?\u003c\/strong\u003e\u003cbr\u003eThe 1746-IB32 is designed for the SLC 500 platform. Please verify your specific chassis and power supply capacity to ensure compatibility with the module's backplane current draw of 50 mA.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50703653208316,"sku":"1746-IB32","price":81.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_275f68e1-8113-4a4a-86ba-698736638355.jpg?v=1785127687"},{"product_id":"allen-bradley-1746-obp16-output-module","title":"Allen-Bradley 1746-OBP16 SLC 500 High-Current Sourcing DC Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-OBP16 is a high-current sourcing DC output module designed for the SLC 500 programmable logic controller system. This module provides 16 output points, enabling the control of various DC-powered field devices such as solenoids, contactors, and indicators. As a sourcing output module, it supplies the positive voltage to the load, making it suitable for applications requiring high-current switching capabilities within an industrial automation environment.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 sourcing DC output channels for versatile control applications.\u003c\/li\u003e\n\u003cli\u003eHigh-current capacity with a total module current rating of 6.4 Amps.\u003c\/li\u003e\n\u003cli\u003eCompatible with the SLC 500 I\/O chassis for seamless integration.\u003c\/li\u003e\n\u003cli\u003eDesigned for standard 24V DC operation (20.4 to 26.4 VDC range).\u003c\/li\u003e\n\u003cli\u003eReliable performance in demanding industrial control tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is typically utilized in manufacturing, material handling, and process control systems where the SLC 500 platform is deployed. It is ideal for driving high-current DC loads that require robust sourcing output protection and reliable switching in a modular PLC architecture.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-OBP16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e20.4 to 26.4 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Output\u003c\/td\u003e\n\u003ctd\u003e1.0 A or 1.5 A (dependent on configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Module Current\u003c\/td\u003e\n\u003ctd\u003e6.4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e250 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC system power is disconnected before installing or removing the module from the I\/O chassis.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the chassis slot and the locking tab is engaged.\u003c\/li\u003e\n\u003cli\u003eUse appropriate wire gauges and ensure all terminal connections are secure to prevent intermittent contact.\u003c\/li\u003e\n\u003cli\u003eMaintain proper spacing for ventilation to prevent overheating during high-current operation.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) handling procedures when touching internal components or connectors.\u003c\/li\u003e\n\u003cli\u003eEnsure that the load current does not exceed the specified per-output or total module limits to prevent damage to the output circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-OBP16 still in production?\u003c\/h3\u003e\u003cp\u003eNo, this module has been discontinued by the manufacturer. We provide high-quality surplus units to support legacy SLC 500 systems.\u003c\/p\u003e\u003ch3\u003eWhat does \"sourcing\" mean for this output module?\u003c\/h3\u003e\u003cp\u003eA sourcing output module provides the positive voltage (VDC+) to the connected load, while the load is connected to the common return (VDC-).\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50709037383932,"sku":"1746-OBP16","price":74.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_670d2359-3c2d-4fbb-a52c-2fbfe6e4f936.jpg?v=1785138365"},{"product_id":"allen-bradley-1746-a13-modular-chassis","title":"Allen-Bradley 1746-A13 SLC 500 13-Slot Chassis","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-A13 is a 13-slot modular chassis designed for the SLC 500 programmable logic controller system. This chassis provides the physical mounting and electrical backplane communication required to support up to 13 I\/O or specialty modules. It serves as the backbone for the control system, distributing power and data signals across the installed modules within an SLC 500 rack configuration.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports up to 13 modules in a single rack configuration.\u003c\/li\u003e\n\u003cli\u003eRobust mechanical design for panel-mount installation.\u003c\/li\u003e\n\u003cli\u003eIntegrated backplane for high-speed communication between the processor and I\/O modules.\u003c\/li\u003e\n\u003cli\u003eCompatible with the full range of Allen-Bradley 1746 series I\/O and specialty modules.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-A13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Count\u003c\/td\u003e\n\u003ctd\u003e13 Slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003ePanel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5.1V DC)\u003c\/td\u003e\n\u003ctd\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e2.88A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 degC to +60 degC (+32 degF to +140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC (-40 degF to +185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the chassis is mounted on a flat, rigid surface using the provided mounting holes to prevent mechanical stress.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the chassis to allow for proper airflow and cooling, as the SLC 500 system relies on convection.\u003c\/li\u003e\n\u003cli\u003eAlways power down the system before inserting or removing any I\/O modules from the chassis slots to prevent electrical damage or bus errors.\u003c\/li\u003e\n\u003cli\u003eEnsure the chassis is properly grounded to the enclosure backplane to minimize the effects of electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eVerify that the power supply module is correctly seated in the leftmost slot and that all other modules are fully engaged with the backplane connectors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this chassis compatible with all SLC 500 modules?\u003c\/h3\u003e\u003cp\u003eThe 1746-A13 is designed to support standard 1746 series I\/O modules. Please verify your specific module power requirements against the backplane current capacity of the chassis to ensure the total load does not exceed 10A at 5.1V DC or 2.88A at 24V DC.\u003c\/p\u003e\u003ch3\u003eCan this chassis be mounted vertically?\u003c\/h3\u003e\u003cp\u003eWhile panel mounting is standard, ensure that vertical orientation does not obstruct the ventilation slots or exceed the specified operating temperature range due to reduced cooling efficiency.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50709430436092,"sku":"1746-A13","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_d3b7c4ea-605c-4443-ae52-72271782ea08.jpg?v=1785138686"},{"product_id":"allen-bradley-1746-int4-mv-analog-input","title":"Allen-Bradley 1746-INT4 SLC 500 Isolated Thermocouple\/Millivolt Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-INT4 is an isolated thermocouple and millivolt analog input module designed for the SLC 500 programmable controller platform. This module provides high-precision temperature and voltage sensing capabilities, allowing for direct connection of various thermocouple types and low-level millivolt signals in industrial control environments. As an isolated module, it provides enhanced noise immunity and protection against ground loops, ensuring signal integrity in demanding applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour isolated input channels for thermocouple or millivolt signals.\u003c\/li\u003e\n\u003cli\u003eSupports input ranges of -50 to +50 mVDC and -100 to +100 mVDC.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration with the Allen-Bradley SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eProvides galvanic isolation to reduce electrical interference and improve measurement accuracy.\u003c\/li\u003e\n\u003cli\u003eLow power consumption: 110 mA at 5 VDC and 85 mA at 24 VDC.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-INT4 is typically utilized in process control applications requiring temperature monitoring, such as furnace control, heat treatment processes, chemical processing, and general industrial automation where thermocouple feedback is essential for PID loops or data logging.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-INT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eIsolated Thermocouple\/Millivolt Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Ranges\u003c\/td\u003e\n\u003ctd\u003e-50 to +50 mVDC, -100 to +100 mVDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw\u003c\/td\u003e\n\u003ctd\u003e110 mA @ 5 VDC; 85 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Series\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eSlide the module into an available slot in the SLC 500 chassis and secure it using the integrated locking tabs.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for all input signals to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the cable shields at the signal source or the cabinet ground bus, following standard industrial practices.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to allow for proper ventilation and heat dissipation within the control cabinet.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to prevent damage to sensitive internal components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-INT4 still in production?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-INT4 has been discontinued by the manufacturer. We provide high-quality surplus units to support legacy systems.\u003c\/p\u003e\u003ch3\u003eWhat are the compatible spare models for this unit?\u003c\/h3\u003e\u003cp\u003eThe 1746-INT4 is often interchangeable with later revisions such as the 1746-INT4\/B or 1746-INT4\/C, depending on your specific system firmware and configuration requirements.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50709900296444,"sku":"1746-INT4","price":77.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_4809651a-9514-421e-887c-cb06667bfc32.jpg?v=1785139126"},{"product_id":"allen-bradley-1746-ob32-sourcing-output-module","title":"Allen-Bradley 1746-OB32 SLC 500 32-Point Digital Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-OB32 is a high-density digital output module designed for the SLC 500 programmable logic controller (PLC) platform. This module provides 32 points of transistor source output, making it an efficient solution for controlling a wide range of DC-operated industrial devices such as solenoids, contactors, and indicators. Engineered for reliability in demanding automation environments, the 1746-OB32 integrates seamlessly into the SLC 500 chassis, offering robust performance for complex control applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e32-point transistor source output configuration.\u003c\/li\u003e\n\u003cli\u003eWide operating voltage range of 5-50 VDC.\u003c\/li\u003e\n\u003cli\u003eTwo groups of 16 outputs per common for flexible wiring.\u003c\/li\u003e\n\u003cli\u003eLow backplane power consumption of 190 mA at 5 VDC.\u003c\/li\u003e\n\u003cli\u003eCompact open-style enclosure for standard SLC 500 rack mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely utilized in manufacturing and process control systems where high-density DC output switching is required. Typical applications include machine tool control, assembly line automation, packaging equipment, and material handling systems that rely on the SLC 500 architecture.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-OB32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eTransistor Source\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e5-50 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Point\u003c\/td\u003e\n\u003ctd\u003e0.25 A to 0.5 A (depending on voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Module\u003c\/td\u003e\n\u003ctd\u003e8 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoints per Common\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e190 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC chassis power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the desired slot of the SLC 500 chassis and secure it using the integrated mounting screws.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for output signals to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the chassis to a common earth point to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation around the chassis to prevent overheating during continuous operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the output type of this module?\u003c\/strong\u003e\u003cbr\u003eThe 1746-OB32 is a transistor source output module, meaning it provides a positive voltage signal to the connected load.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many points are there per common?\u003c\/strong\u003e\u003cbr\u003eThe module features 32 points total, organized into two groups of 16 points per common.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50710862201084,"sku":"1746-OB32","price":87.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_96dc8b0e-493c-43ad-8b59-546d68fc05f2.jpg?v=1785139972"},{"product_id":"allen-bradley-1746-ox8-isolated-relay-output-module","title":"Allen-Bradley 1746-OX8 SLC 500 8-Point Relay Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-OX8 is a high-performance relay output module designed for the SLC 500 programmable logic controller system. This module provides 8 isolated relay contact outputs, allowing for the control of various field devices such as motor starters, solenoids, and indicators. The 1746-OX8 is engineered to handle diverse voltage requirements, making it a versatile solution for industrial automation applications where electrical isolation between the controller and the load is required.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8 isolated N.O. (Normally Open) relay contact outputs.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the SLC 500 I\/O chassis.\u003c\/li\u003e\n\u003cli\u003eProvides electrical isolation between the PLC backplane and field devices.\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of AC and DC voltage applications.\u003c\/li\u003e\n\u003cli\u003eRobust construction suitable for standard industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is commonly utilized in industrial control systems for switching high-current or high-voltage loads that require galvanic isolation from the PLC processor. Typical applications include machine control, process automation, and interface logic for motor control centers.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-OX8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eN.O. Relay Contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Output (120 VAC)\u003c\/td\u003e\n\u003ctd\u003e3 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Output (24 VDC)\u003c\/td\u003e\n\u003ctd\u003e1.2 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical shock or damage to the backplane.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot in the SLC 500 chassis and secure it using the top and bottom retaining screws.\u003c\/li\u003e\n\u003cli\u003eUse appropriate wire gauges for the terminal block connections to ensure secure contact and prevent overheating.\u003c\/li\u003e\n\u003cli\u003eMaintain proper grounding practices for the chassis to minimize EMI interference.\u003c\/li\u003e\n\u003cli\u003eEnsure the operating environment remains within the specified temperature and humidity ranges to maintain module longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-OX8?\u003c\/h3\u003e\u003cp\u003eThe 1746-OX8 is an 8-point relay output module for the Allen-Bradley SLC 500 system, used to switch external field devices using isolated relay contacts.\u003c\/p\u003e\u003ch3\u003eCan this module be used with both AC and DC loads?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-OX8 is designed to support both AC and DC voltage loads, provided the current and voltage ratings specified in the technical documentation are not exceeded.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50711330521340,"sku":"1746-OX8","price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_43809b1a-cbb1-4c9b-a28c-94331532b3bf.jpg?v=1785140414"},{"product_id":"allen-bradley-1746-ni04i-slc-500-output-module","title":"Allen-Bradley 1746-NI04I SLC 500 High Resolution Analog Input\/Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-NI04I is a high-resolution combination analog I\/O module designed for the SLC 500 programmable logic controller system. This module provides a versatile interface for industrial control applications, featuring two analog input channels and two analog output channels. It is engineered to handle precise signal processing for both voltage and current loops, making it suitable for a variety of instrumentation and control tasks.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCombination I\/O: Features 2 analog input channels and 2 analog output channels in a single-slot module.\u003c\/li\u003e\n\u003cli\u003eHigh Resolution: Designed for high-precision signal conversion to ensure accurate process control.\u003c\/li\u003e\n\u003cli\u003eInput Versatility: Supports configurable input ranges including +\/-10V DC or +\/-20mA.\u003c\/li\u003e\n\u003cli\u003eOutput Capability: Provides 2 analog current outputs with a range of 0-20mA.\u003c\/li\u003e\n\u003cli\u003eSystem Compatibility: Fully integrated with the Allen-Bradley SLC 500 chassis-based architecture.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is commonly used in industrial automation environments for monitoring and controlling process variables such as pressure, flow, temperature, and valve positioning. It is ideal for applications requiring a mix of analog sensing and control signal generation within a compact footprint.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e1746-NI04I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Input\/Output Combination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range\u003c\/td\u003e\n\u003ctd\u003e+\/-10V DC or +\/-20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Range\u003c\/td\u003e\n\u003ctd\u003e0-20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower Down: Always disconnect power from the SLC 500 chassis before installing or removing any I\/O module to prevent electrical damage or system faults.\u003c\/li\u003e\n\u003cli\u003eSlot Placement: The module can be installed in any available slot in the SLC 500 chassis. Ensure the module is properly seated in the backplane connector.\u003c\/li\u003e\n\u003cli\u003eWiring: Use shielded twisted-pair cabling for analog signals to minimize electromagnetic interference (EMI). Ground the shield at one end only to prevent ground loops.\u003c\/li\u003e\n\u003cli\u003eEnvironment: Ensure the installation location is free from excessive dust, moisture, and corrosive gases. Maintain adequate clearance for airflow to prevent overheating.\u003c\/li\u003e\n\u003cli\u003eESD Handling: Handle the module by the edges and avoid touching the backplane pins to prevent electrostatic discharge damage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-NI04I still in production?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-NI04I was discontinued by the manufacturer in 2018. We provide high-quality surplus and refurbished units to support legacy systems.\u003c\/p\u003e\u003ch3\u003eCan this module be used for both voltage and current inputs?\u003c\/h3\u003e\u003cp\u003eYes, the input channels are configurable to support either +\/-10V DC or +\/-20mA signals, providing flexibility for different sensor types.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50711730127100,"sku":"1746-NI04I","price":97.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_61120294-da88-4eb0-9831-e951593a7d4c.jpg?v=1785140760"},{"product_id":"allen-bradley-1746-nt4-thermocouple-module","title":"Allen-Bradley 1746-NT4 SLC 500 Thermocouple Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-NT4 is a specialized thermocouple input module designed for the SLC 500 programmable logic controller system. This module provides four isolated input channels capable of interfacing with various thermocouple types, including B, E, J, K, N, R, S, and T, as well as millivolt signals in the 50 mV or 100 mV ranges. It serves as a critical component for precision temperature monitoring and analog data acquisition in industrial automation environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4-channel thermocouple input capability.\u003c\/li\u003e\n\u003cli\u003eSupports a wide range of thermocouple types (B, E, J, K, N, R, S, T).\u003c\/li\u003e\n\u003cli\u003eSelectable input ranges for 50 mV or 100 mV signals.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the SLC 500 I\/O chassis.\u003c\/li\u003e\n\u003cli\u003eProvides high-resolution analog-to-digital conversion for temperature-sensitive processes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely utilized in industrial processes requiring accurate temperature feedback, such as heat treatment furnaces, chemical reactors, food processing equipment, and HVAC control systems. It is suitable for both new installations and as a replacement unit for existing SLC 500 architectures.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-NT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eThermocouple Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Thermocouples\u003c\/td\u003e\n\u003ctd\u003eB, E, J, K, N, R, S, T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Ranges\u003c\/td\u003e\n\u003ctd\u003e50 mV, 100 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSLC 500 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot in the SLC 500 chassis and secure it using the top and bottom retaining screws.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for thermocouple connections to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the cable shields at the module end to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eAvoid routing signal cables near high-voltage power lines or high-frequency switching equipment.\u003c\/li\u003e\n\u003cli\u003eHandle the module using proper ESD (Electrostatic Discharge) precautions to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-NT4 still in production?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-NT4 has been discontinued by the manufacturer. We provide high-quality surplus or refurbished units to support legacy system maintenance.\u003c\/p\u003e\u003ch3\u003eWhat thermocouple types are supported?\u003c\/h3\u003e\u003cp\u003eThe module supports types B, E, J, K, N, R, S, and T, making it highly versatile for various industrial temperature sensing applications.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50712104534268,"sku":"1746-NT4","price":78.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_4ea6224c-763f-4889-9c20-7aae067254fa.jpg?v=1785141108"},{"product_id":"allen-bradley-1746-io8-relay-output-combination-module","title":"Allen-Bradley 1746-IO8 SLC 500 Combination Input\/Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IO8 is a combination input\/output module designed for the SLC 500 programmable logic controller system. This module provides a space-efficient solution for applications requiring a mix of digital inputs and relay outputs within a single slot of the SLC 500 chassis. It features 4 AC input channels and 4 relay output channels, making it suitable for interfacing with various field devices such as sensors, switches, and actuators.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrated I\/O: Combines 4 inputs and 4 relay outputs in a single module.\u003c\/li\u003e\n\u003cli\u003eCompatibility: Designed specifically for the Allen-Bradley SLC 500 platform.\u003c\/li\u003e\n\u003cli\u003eSignal Handling: Supports AC voltage operation for industrial control environments.\u003c\/li\u003e\n\u003cli\u003eReliable Switching: Integrated relay outputs provide isolation and high-current switching capability for field loads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IO8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eCombination Input\/Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e85-132V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e4 (Relay)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay\u003c\/td\u003e\n\u003ctd\u003e35-45 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e1.2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower Down: Always disconnect power from the SLC 500 chassis before inserting or removing any I\/O module to prevent electrical damage or unexpected system behavior.\u003c\/li\u003e\n\u003cli\u003eESD Precautions: Handle the module by its edges and avoid touching the backplane connector pins to prevent electrostatic discharge damage.\u003c\/li\u003e\n\u003cli\u003eMounting: Ensure the module is fully seated in the chassis slot and secured using the top and bottom retaining screws to maintain proper electrical contact and mechanical stability.\u003c\/li\u003e\n\u003cli\u003eWiring: Use appropriate wire gauges for the terminal blocks and ensure all connections are tight. Route signal cables away from high-voltage power lines to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eGrounding: Ensure the SLC 500 chassis is properly grounded according to local electrical codes to provide a stable reference and noise immunity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs the 1746-IO8 still in production?\u003c\/strong\u003e\u003cbr\u003eNo, the 1746-IO8 has been discontinued by the manufacturer. We offer these units as refurbished or surplus spare parts to support legacy systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use this module with any SLC 500 processor?\u003c\/strong\u003e\u003cbr\u003eThe 1746-IO8 is compatible with standard SLC 500 chassis-based systems. Please verify your specific processor and chassis configuration to ensure slot availability and power supply capacity.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50712626888956,"sku":"1746-IO8","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_57b2bafa-daf8-4d94-9865-fc6812ad3a3f.jpg?v=1785141576"},{"product_id":"allen-bradley-1746-im8-digital-ac-input-module","title":"Allen-Bradley 1746-IM8 SLC 500 240V AC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IM8 is an 8-point AC input module designed for use within the SLC 500 programmable logic controller (PLC) system. This module provides a reliable interface between high-voltage field devices and the SLC 500 processor, converting 200\/240V AC input signals into logic-level signals compatible with the controller. As a standard I\/O component, it is engineered to facilitate industrial automation control by monitoring the status of switches, sensors, and other AC-powered field devices.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8-point input density for efficient I\/O configuration.\u003c\/li\u003e\n\u003cli\u003eDesigned for 200\/240V AC voltage levels.\u003c\/li\u003e\n\u003cli\u003eCompatible with the Allen-Bradley SLC 500 modular chassis system.\u003c\/li\u003e\n\u003cli\u003eProvides optical isolation between field wiring and internal backplane circuitry.\u003c\/li\u003e\n\u003cli\u003eStatus indicators for each input channel for simplified diagnostics.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely utilized in industrial environments requiring the monitoring of 240V AC field devices. Typical applications include manufacturing assembly lines, material handling systems, and process control equipment where AC-based sensors or limit switches are integrated into the PLC control architecture.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IM8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e200\/240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e8 Points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical shock or damage to the backplane.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the chassis slot and secured with the top and bottom retaining screws.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for field inputs to minimize electromagnetic interference (EMI) in high-noise industrial environments.\u003c\/li\u003e\n\u003cli\u003eEnsure that the input voltage does not exceed the rated 240V AC specification to avoid permanent damage to the module circuitry.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) handling procedures when touching the module electronics.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-IM8 still in production?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-IM8 has been discontinued by the manufacturer. We provide high-quality surplus or refurbished units to support legacy SLC 500 systems.\u003c\/p\u003e\u003ch3\u003eWhat is the primary function of this module?\u003c\/h3\u003e\u003cp\u003eThe 1746-IM8 serves as an interface module that detects 240V AC signals from external field devices and transmits that status to the SLC 500 processor for logic execution.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50712996479228,"sku":"1746-IM8","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_7d4895e3-0105-4711-96e2-06146f9a9928.jpg?v=1785141945"},{"product_id":"allen-bradley-1746-a10-modular-chassis","title":"Allen-Bradley 1746-A10 SLC 500 10-Slot Chassis","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-A10 is a 10-slot modular chassis designed for the SLC 500 programmable logic controller system. This chassis provides the physical mounting and electrical backplane communication required to support up to ten SLC 500 I\/O or specialty modules. It serves as the backbone for the controller rack, facilitating power distribution and data exchange between the processor and the connected I\/O modules.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e10-slot capacity for flexible I\/O configuration.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for the Allen-Bradley SLC 500 system architecture.\u003c\/li\u003e\n\u003cli\u003eRobust mechanical design for secure module seating and vibration resistance.\u003c\/li\u003e\n\u003cli\u003eIntegrates directly with the SLC 500 power supply and processor modules.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis chassis is used in industrial automation environments requiring a scalable and reliable I\/O rack system. It is commonly utilized in manufacturing, process control, and machine automation where multiple I\/O modules need to be managed by a single SLC 500 processor.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-A10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Count\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.05 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the chassis is mounted on a flat, clean, and vibration-dampened surface within an appropriate industrial enclosure.\u003c\/li\u003e\n\u003cli\u003eVerify that the power supply is disconnected before installing or removing any I\/O modules from the chassis backplane.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the chassis to the enclosure backplane to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the chassis to allow for proper airflow and cooling, preventing heat buildup within the rack.\u003c\/li\u003e\n\u003cli\u003eWhen inserting modules, ensure they are properly aligned with the backplane connector and fully seated before tightening the retaining screws.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-A10?\u003c\/h3\u003e\u003cp\u003eThe 1746-A10 is a 10-slot chassis that provides the electrical backplane and mechanical housing for SLC 500 processor and I\/O modules.\u003c\/p\u003e\u003ch3\u003eIs this chassis compatible with all SLC 500 modules?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-A10 is designed to support standard 1746-series I\/O modules used within the SLC 500 platform.\u003c\/p\u003e\u003ch3\u003eDoes this unit include a power supply?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-A10 is a chassis only. The power supply must be ordered separately and is typically mounted to the side of the chassis.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730120151292,"sku":"1746-A10","price":91.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_e4d51ee0-e59a-448f-8423-cf6af9273696.jpg?v=1785209365"},{"product_id":"allen-bradley-1746-a2-modular-expansion-chassis","title":"Allen-Bradley 1746-A2 SLC 500 Modular Expansion Chassis","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-A2 is a 2-slot modular chassis designed for the SLC 500 control system. As the most compact chassis in the SLC 500 product line, it is primarily used as an expansion rack for adding I\/O points to an existing system or as a remote I\/O station when utilized with an appropriate adapter module. Despite its small form factor, the 1746-A2 provides the necessary backplane communication and power distribution required for standard 1746 I\/O modules.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompact 2-slot design for space-constrained industrial environments.\u003c\/li\u003e\n\u003cli\u003eSupports one processor or I\/O adapter in Slot 0 and one additional I\/O module.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard SLC 500 backplane communication protocols.\u003c\/li\u003e\n\u003cli\u003eSupports system expansion by interconnecting up to three chassis total using standard chassis interconnect cables.\u003c\/li\u003e\n\u003cli\u003eRobust backplane power distribution for reliable module operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-A2 is ideal for small-scale automation tasks, remote I\/O drops, or as a secondary expansion rack in larger SLC 500 control architectures. It is commonly deployed in manufacturing, material handling, and process control systems where modularity and footprint efficiency are required.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Capacity\u003c\/td\u003e\n\u003ctd\u003e2 Slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Backplane Current (5.1V DC)\u003c\/td\u003e\n\u003ctd\u003e10 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Backplane Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e2.88 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003ePanel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 degC (-40 to 185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% (Non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the chassis is mounted on a flat, vibration-resistant surface using the provided mounting holes.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the chassis to allow for proper airflow and heat dissipation.\u003c\/li\u003e\n\u003cli\u003eAlways power down the system before installing or removing modules from the chassis to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eEnsure all modules are fully seated and the retaining screws are tightened to secure the connection to the backplane.\u003c\/li\u003e\n\u003cli\u003eWhen using multiple chassis, ensure interconnect cables are properly routed and shielded from high-EMI sources.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD precautions when handling the chassis and modules to prevent damage to sensitive electronic components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eCan the 1746-A2 be used as a standalone processor rack?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-A2 can house an SLC 500 processor in Slot 0, allowing it to function as a small, standalone controller rack.\u003c\/p\u003e\u003ch3\u003eHow many chassis can be connected together?\u003c\/h3\u003e\u003cp\u003eYou can connect up to three chassis in a single local system using the appropriate chassis interconnect cables.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730125492476,"sku":"1746-A2","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_8f4b5ed8-d711-4e7b-afa0-6da61cfb49fe.jpg?v=1785209773"},{"product_id":"allen-bradley-1746-a4-4-slot-modular-chassis","title":"Allen-Bradley 1746-A4 4-Slot Modular Chassis","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-A4 is a 4-slot modular chassis designed to house and provide backplane communication for the SLC 500 series programmable logic controller systems. It serves as the physical and electrical backbone of the PLC assembly, facilitating the integration of one processor (typically in Slot 0) and up to three additional I\/O or specialty modules. Its compact form factor is ideal for small-scale automation tasks, distributed I\/O, or as a remote expansion rack in larger control architectures.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular Design:\u003c\/strong\u003e Provides 4 slots for flexible configuration of processors, I\/O modules, and specialty communication or motion modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScalability:\u003c\/strong\u003e Supports expansion via 1746 series interconnect cables (e.g., 1746-C7), allowing for the linkage of up to three chassis in a single local system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Backplane:\u003c\/strong\u003e Integrated backplane bus ensures high-speed communication between the processor and all installed modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e Optimized for space-constrained control cabinets and machine-mount applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-A4 is widely utilized in industrial automation environments requiring the SLC 500 control platform, including machine control, process monitoring, and small-scale manufacturing line automation. It is commonly deployed in both standalone configurations and as part of a multi-rack expansion system.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Capacity\u003c\/td\u003e\n\u003ctd\u003e4 Slots (Slot 0 reserved for Processor\/Adapter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003ePanel Mount (4 mounting tabs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Voltage\u003c\/td\u003e\n\u003ctd\u003e5.1V DC and 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Backplane Current (5.1V)\u003c\/td\u003e\n\u003ctd\u003e10 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Backplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e2.88 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Support\u003c\/td\u003e\n\u003ctd\u003eUp to 3 total linked chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Secure the chassis to a flat, grounded metal panel using all four mounting tabs to ensure structural stability and proper electrical bonding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Ensure the chassis is properly connected to a common system ground via the mounting screws to mitigate EMI and ensure safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Insertion:\u003c\/strong\u003e Always power down the system before inserting or removing any I\/O or processor modules to prevent damage to the backplane connectors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Maintain adequate clearance around the chassis for heat dissipation and airflow; avoid installation near high-EMI sources or excessive vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabling:\u003c\/strong\u003e When linking multiple chassis, use approved 1746 interconnect cables and ensure they are routed away from high-voltage power lines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-A4 compatible with all SLC 500 processors?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-A4 is designed to support the standard SLC 500 processor family. Ensure the processor is installed in the designated Slot 0 position for proper backplane initialization.\u003c\/p\u003e\u003ch3\u003eCan I mix different types of I\/O modules in this chassis?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-A4 backplane supports a mix of digital I\/O, analog I\/O, and specialty modules, provided the total power consumption of the modules does not exceed the chassis backplane current ratings.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730132373756,"sku":"1746-A4","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_a98e0e2b-f9c3-4509-bc5c-c201ba7e0243.jpg?v=1785210130"},{"product_id":"allen-bradley-1746-a7-plc-mounting","title":"Allen-Bradley 1746-A7 SLC 500 7-Slot Modular Chassis","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-A7 is a 7-slot modular chassis engineered for the SLC 500 programmable controller system. This chassis provides a robust mounting platform for processors, I\/O modules, and specialty communication cards. Designed for mid-sized automation applications, it offers a compact footprint while maintaining the flexibility required for system expansion. In standard configurations, Slot 0 is reserved for the SLC 500 processor or a remote I\/O adapter, providing six additional slots for I\/O and specialty modules.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeven-slot capacity for SLC 500 series modules.\u003c\/li\u003e\n\u003cli\u003eSupports multi-chassis configurations, allowing for up to three racks in a single local system via 1746-C series interconnect cables.\u003c\/li\u003e\n\u003cli\u003eRugged backplane design supporting high-speed communication between the processor and I\/O modules.\u003c\/li\u003e\n\u003cli\u003ePanel-mount design with four integrated mounting tabs for secure installation in industrial enclosures.\u003c\/li\u003e\n\u003cli\u003eOptimized for heat dissipation and electrical stability within the SLC 500 architecture.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-A7 chassis is widely used in manufacturing, process control, and machine automation environments where SLC 500 controllers are deployed. It is suitable for applications requiring moderate I\/O density, such as conveyor control, packaging machinery, and small-to-medium scale process monitoring.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Capacity\u003c\/td\u003e\n\u003ctd\u003e7 Slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5.1V DC)\u003c\/td\u003e\n\u003ctd\u003e10 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e2.88 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003ePanel Mount (4 Tabs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 degC (-40 to 185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% (Non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the chassis is mounted on a flat, rigid surface using all four mounting tabs to prevent mechanical stress.\u003c\/li\u003e\n\u003cli\u003eUse SEM screws or Phillips screws with star washers to ensure proper chassis grounding to the enclosure backplane.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the chassis to facilitate airflow and heat dissipation; do not obstruct ventilation slots.\u003c\/li\u003e\n\u003cli\u003eAlways power down the system before inserting or removing modules from the chassis to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eWhen using multiple chassis, ensure the 1746-C interconnect cables are fully seated and secured to maintain backplane signal integrity.\u003c\/li\u003e\n\u003cli\u003eKeep the chassis away from high-EMI sources, such as large motor starters or high-voltage power lines, to minimize signal interference.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eCan I use this chassis with any SLC 500 processor?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-A7 is compatible with standard SLC 500 processors that fit into the 1746 modular chassis architecture. Ensure your specific processor model supports the backplane current requirements of your total module configuration.\u003c\/p\u003e\u003ch3\u003eHow do I expand my system using this chassis?\u003c\/h3\u003e\u003cp\u003eYou can connect up to two additional 1746 chassis to the primary rack using 1746-C series interconnect cables. This allows for a maximum of three chassis in a single local I\/O system.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730144694524,"sku":"1746-A7","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_fa94d9bf-869c-42a0-9662-6f160d05c005.jpg?v=1785210562"},{"product_id":"allen-bradley-1746-bas-basic-language-module","title":"Allen-Bradley 1746-BAS SLC 500 BASIC Language Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-BAS is a specialized co-processor module designed for the SLC 500 programmable controller system. It enables the execution of independent BASIC programs, allowing for advanced data processing, complex string manipulation, and custom communication protocols that standard I\/O modules cannot handle. This module acts as an intelligent bridge between the PLC and various serial-based peripheral devices.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eExecutes independent BASIC programs for custom data manipulation and logic.\u003c\/li\u003e\n\u003cli\u003eEquipped with 24 KB of battery-backed RAM for program and data storage.\u003c\/li\u003e\n\u003cli\u003eThree configurable communication ports for versatile device interfacing.\u003c\/li\u003e\n\u003cli\u003eSupports RS-232, RS-422, and RS-485 electrical standards.\u003c\/li\u003e\n\u003cli\u003eIntegrated DH-485 network port for system-wide communication.\u003c\/li\u003e\n\u003cli\u003eConfigurable DF1 protocol support on PRT2 for modem and serial connectivity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-BAS is commonly utilized in industrial environments requiring integration with non-Allen-Bradley hardware. Typical applications include interfacing with bar code scanners, industrial printers, modems, weigh scales, and custom serial instrumentation that requires specific data formatting or protocol translation.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eBASIC Language Co-processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e24 KB (Battery-backed RAM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePRT1\/PRT2 Standards\u003c\/td\u003e\n\u003ctd\u003eRS-232\/423, RS-422, RS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePRT3 Standard\u003c\/td\u003e\n\u003ctd\u003eDH-485 (Non-isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rates\u003c\/td\u003e\n\u003ctd\u003e300 to 19200 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e150 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e40 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Shock\u003c\/td\u003e\n\u003ctd\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eSeat the module firmly into the designated SLC 500 chassis slot and secure it using the integrated mounting screws.\u003c\/li\u003e\n\u003cli\u003eUse shielded communication cables to minimize electromagnetic interference (EMI) in industrial environments.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation within the enclosure to ensure the module operates within the 0 to 60 degC temperature range.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD precautions when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003cli\u003eNote: Enabling the DF1 protocol on PRT2 will disable the DH-485 network port (PRT3).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-BAS module?\u003c\/h3\u003e\u003cp\u003eThe 1746-BAS serves as a co-processor that runs BASIC programs to handle tasks like custom serial communication, string processing, and data collection, offloading these tasks from the main SLC 500 processor.\u003c\/p\u003e\u003ch3\u003eCan the 1746-BAS communicate with non-AB devices?\u003c\/h3\u003e\u003cp\u003eYes, the module is specifically designed to interface with third-party serial devices such as bar code scanners, printers, and weigh scales using its configurable RS-232\/422\/485 ports.\u003c\/p\u003e\u003ch3\u003eWhat happens if I enable DF1 on PRT2?\u003c\/h3\u003e\u003cp\u003eEnabling the DF1 protocol on the second serial port (PRT2) will automatically disable the DH-485 network port (PRT3), as they share internal resources.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730154262780,"sku":"1746-BAS","price":97.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_18bee01b-5fbc-4ffb-954c-ef45e42c39d6.jpg?v=1785210879"},{"product_id":"allen-bradley-1746-blm-blow-molding-module","title":"Allen-Bradley 1746-BLM Blow Molding Specialty Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-BLM is a high-performance, intelligent specialty module engineered for the plastics industry, specifically for use within the SLC 500 control system. It provides a tightly integrated solution for controlling blow molding machinery, including continuous extrusion, accumulator head, and reciprocating screw machines. The module functions as a co-processor, performing complex parison profile control and servo-loop tasks independently of the SLC 500 processor's scan time, ensuring high-speed, deterministic performance.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour independent axes of PID control, typically configured for parison and accumulator push-out applications.\u003c\/li\u003e\n\u003cli\u003eHigh-speed loop update time of 100 microseconds for precise motion control.\u003c\/li\u003e\n\u003cli\u003e256 points of profile resolution with interpolation for smooth wall thickness transitions.\u003c\/li\u003e\n\u003cli\u003eDynamic profile adjustment capabilities, allowing for part weight changes without altering the established parison profile shape.\u003c\/li\u003e\n\u003cli\u003eIntegrated 14-bit resolution analog I\/O and digital I\/O for comprehensive machine interface.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is designed for demanding plastic processing environments, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eContinuous extrusion blow molding machines.\u003c\/li\u003e\n\u003cli\u003eAccumulator head blow molding systems.\u003c\/li\u003e\n\u003cli\u003eReciprocating screw blow molding machinery.\u003c\/li\u003e\n\u003cli\u003eApplications requiring high-speed, synchronized parison profile control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eBlow Molding Specialty Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxes\u003c\/td\u003e\n\u003ctd\u003e4 Independent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog I\/O\u003c\/td\u003e\n\u003ctd\u003e4 Inputs \/ 4 Outputs (14-bit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital I\/O\u003c\/td\u003e\n\u003ctd\u003e4 Inputs \/ 4 Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoop Update Time\u003c\/td\u003e\n\u003ctd\u003e100 µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e110 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e85 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e500V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 rack is powered down before inserting or removing the 1746-BLM module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eInstall the module in an appropriate slot within the SLC 500 chassis, ensuring it is fully seated and the retaining screws are tightened.\u003c\/li\u003e\n\u003cli\u003eFollow standard industrial grounding practices for the chassis and I\/O wiring to minimize EMI.\u003c\/li\u003e\n\u003cli\u003eUse shielded cables for analog signal connections to maintain signal integrity and prevent noise interference.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation within the control cabinet to ensure the module operates within its specified temperature range of 0 to 60 degC.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-BLM?\u003c\/h3\u003e\u003cp\u003eThe 1746-BLM acts as a dedicated co-processor for the SLC 500 system, offloading complex parison profile control and servo-loop tasks from the main CPU to provide high-speed, independent control of blow molding machinery.\u003c\/p\u003e\u003ch3\u003eCan I adjust the part weight while the machine is running?\u003c\/h3\u003e\u003cp\u003eYes, the module allows operators to dynamically adjust profile parameters, such as overall part weight, without the need to alter the established shape of the parison profile.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730167894268,"sku":"1746-BLM","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_1f9a35e8-8c4e-40ad-b91c-89cdbb7e5cbe.jpg?v=1785211361"},{"product_id":"allen-bradley-1746-btm-barrel-temperature-control-module","title":"Allen-Bradley 1746-BTM SLC 500 Barrel Temperature Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-BTM is a specialized Barrel Temperature Module designed for the SLC 500 programmable logic controller system. This module provides high-precision temperature monitoring capabilities, specifically engineered for applications requiring thermocouple input processing. As a dedicated I\/O module, it integrates seamlessly into the SLC 500 chassis to provide real-time thermal data acquisition for industrial control processes.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for SLC 500 rack-based systems.\u003c\/li\u003e\n\u003cli\u003eSupports 4 thermocouple analog inputs for temperature sensing.\u003c\/li\u003e\n\u003cli\u003eOptimized for barrel temperature monitoring and control applications.\u003c\/li\u003e\n\u003cli\u003eLow power consumption from the SLC 500 backplane.\u003c\/li\u003e\n\u003cli\u003eRobust industrial design for reliable operation in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-BTM is primarily utilized in plastic processing machinery, such as injection molding and extrusion lines, where precise barrel temperature control is critical to product quality. It is also suitable for various thermal management tasks in industrial automation where thermocouple feedback is required.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-BTM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eBarrel Temperature Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e4 Thermocouple Inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e110 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e85 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before inserting or removing the module.\u003c\/li\u003e\n\u003cli\u003eHandle the module by the edges to prevent electrostatic discharge (ESD) damage to sensitive components.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot in the SLC 500 chassis until the backplane connector is fully seated.\u003c\/li\u003e\n\u003cli\u003eSecure the module using the top and bottom retaining screws to ensure proper grounding and mechanical stability.\u003c\/li\u003e\n\u003cli\u003eUse shielded thermocouple cabling to minimize electromagnetic interference (EMI) in high-noise industrial environments.\u003c\/li\u003e\n\u003cli\u003eVerify that the thermocouple polarity is correct at the terminal block to ensure accurate temperature readings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-BTM still available from the manufacturer?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-BTM has been discontinued by Allen-Bradley. We provide tested, reliable spare units to support legacy systems.\u003c\/p\u003e\u003ch3\u003eWhat type of sensors does this module support?\u003c\/h3\u003e\u003cp\u003eThe 1746-BTM is designed to interface with thermocouple sensors for temperature measurement.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730172383484,"sku":"1746-BTM","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_66b07a2c-da6b-47dc-b27f-09bbec8f3712.jpg?v=1785211678"},{"product_id":"allen-bradley-1746-c16-interconnect-cable","title":"Allen-Bradley 1746-C16 SLC 500 Chassis Interconnect Cable","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-C16 is a specialized ribbon cable designed for multi-chassis configurations within the SLC 500 modular control system. Measuring 1.22 meters (4 feet \/ 50 inches), this cable provides the necessary reach to connect a primary processor chassis to expansion chassis within the same industrial enclosure. It ensures reliable backplane communication, allowing the SLC 500 processor to manage I\/O modules located in secondary racks.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Compatibility:\u003c\/strong\u003e Specifically designed for Allen-Bradley SLC 500 modular chassis systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Reach:\u003c\/strong\u003e Longest available interconnect cable for the SLC 500 platform at 1.22 meters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Construction:\u003c\/strong\u003e Rigid ribbon cable design featuring integrated strain relief for industrial durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeyed Connectors:\u003c\/strong\u003e Engineered with physical keys to ensure correct orientation and prevent improper backplane connection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis cable is essential for expanding SLC 500 systems beyond a single rack. It is typically used in control cabinets where I\/O requirements exceed the capacity of a single chassis, allowing for vertical or side-by-side expansion of the PLC architecture.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Type\u003c\/td\u003e\n\u003ctd\u003eChassis Interconnect Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e1.22 meters (50 inches \/ 4 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Linked Chassis\u003c\/td\u003e\n\u003ctd\u003e3 total (including primary)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBend Radius Clearance\u003c\/td\u003e\n\u003ctd\u003e101.6 mm (4 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Status:\u003c\/strong\u003e Always ensure the system power supply is disconnected before installing or removing the interconnect cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrientation:\u003c\/strong\u003e The connector with the key on the top must be inserted into the right-hand socket of the exit chassis. The connector with the key on the inside must be inserted into the left-hand socket of the expansion chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance:\u003c\/strong\u003e Ensure a minimum bend radius clearance of 101.6 mm (4 inches) to prevent cable damage and signal interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSequence:\u003c\/strong\u003e It is recommended to route and connect the cable before installing power supplies to ensure sufficient physical space and clearance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-C16 compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-C16 is designed for use with standard SLC 500 modular chassis to facilitate multi-rack communication.\u003c\/p\u003e\u003ch3\u003eCan I use this cable to connect more than three chassis?\u003c\/h3\u003e\u003cp\u003eNo, the SLC 500 system architecture typically supports a maximum of three total chassis (one primary and two expansion) when using these interconnect cables.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730185064700,"sku":"1746-C16","price":74.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_e316991a-48f5-4d7f-ae52-bfe0d4700443.jpg?v=1785212157"},{"product_id":"allen-bradley-1746-c9-chassis-interconnect-cable","title":"Allen-Bradley 1746-C9 SLC 500 Chassis Interconnect Cable","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1746-C9 is a 36-inch (3-foot) ribbon-style interconnect cable engineered for the SLC 500 modular control system. This cable facilitates reliable communication between the primary processor chassis and secondary or tertiary expansion chassis within an industrial enclosure. It is a critical component for systems requiring distributed I\/O across multiple racks, ensuring seamless data transfer between the SLC 5\/01, 5\/02, 5\/03, 5\/04, or 5\/05 processors and remote I\/O modules.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Expansion:\u003c\/strong\u003e Enables multi-chassis configurations, supporting up to 3 chassis in a single local system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fully compatible with all modular 1746 chassis, including 1746-A4, 1746-A7, 1746-A10, and 1746-A13.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Routing:\u003c\/strong\u003e Designed for chassis spacing between 6 and 36 inches, allowing for versatile panel layout and installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Design:\u003c\/strong\u003e Ribbon-style construction optimized for industrial environments with a defined bend radius for durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e0.91 meters (36 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Expansion\u003c\/td\u003e\n\u003ctd\u003e3 chassis total per local system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBend Radius Clearance\u003c\/td\u003e\n\u003ctd\u003e101.6 mm (4 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.28 kg (0.63 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Down:\u003c\/strong\u003e Always disconnect power from the SLC 500 system before connecting or disconnecting the chassis interconnect cable to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBend Radius:\u003c\/strong\u003e Ensure the cable is not bent tighter than the 101.6 mm (4-inch) minimum radius to avoid damaging the internal ribbon conductors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRouting:\u003c\/strong\u003e Route the cable away from high-voltage AC lines and heavy electromagnetic interference (EMI) sources to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeating:\u003c\/strong\u003e Ensure the connectors are fully seated and locked into the chassis ports. Avoid applying excessive tension or pulling force on the cable ends.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch3\u003eCan the 1746-C9 be used to connect more than three chassis?\u003c\/h3\u003e\n\u003cp\u003eNo, the SLC 500 system architecture typically supports a maximum of three chassis (one local and two expansion) in a single local system configuration.\u003c\/p\u003e\n\u003ch3\u003eIs this cable compatible with all SLC 500 chassis?\u003c\/h3\u003e\n\u003cp\u003eYes, the 1746-C9 is designed for use with all modular 1746 chassis, including the 4, 7, 10, and 13-slot versions.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730193584380,"sku":"1746-C9","price":81.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_c81e8ee6-00c9-459f-a0bc-c31add985227.jpg?v=1785212530"},{"product_id":"allen-bradley-1746-ib8-sinking-input-module","title":"Allen-Bradley 1746-IB8 SLC 500 8-Channel 24V DC Sinking Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IB8 is a high-performance digital DC input module designed for use within the SLC 500 programmable logic controller system. This module provides eight (8) current-sinking input channels, allowing the PLC to monitor the status of various field devices such as limit switches, pushbuttons, and proximity sensors. It reliably converts 24V DC field signals into logic-level data for processing by the SLC 500 controller.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEight (8) isolated current-sinking input channels.\u003c\/li\u003e\n\u003cli\u003eNominal operating voltage of 24V DC with an operating range of 10-30V DC.\u003c\/li\u003e\n\u003cli\u003eIntegrated hardware filtering with an 8 ms signal delay to mitigate mechanical contact bounce.\u003c\/li\u003e\n\u003cli\u003eRobust design offering high noise immunity and resistance to shock up to 30G.\u003c\/li\u003e\n\u003cli\u003eBackplane power consumption of 50 mA at 5V DC.\u003c\/li\u003e\n\u003cli\u003e1500V AC isolation between the backplane and the input circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-IB8 is widely utilized in industrial automation environments for discrete signal monitoring. It is commonly deployed in manufacturing lines, material handling systems, and process control applications where reliable detection of binary field device states is required.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital DC Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e8 (Current Sinking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10–30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Voltage (Max)\u003c\/td\u003e\n\u003ctd\u003e5.0V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current (Max)\u003c\/td\u003e\n\u003ctd\u003e1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Current\u003c\/td\u003e\n\u003ctd\u003e8 mA @ 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e50 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e1.3 Watts Total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e1500V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC chassis is powered down before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eThe 1746-IB8 must be installed in an SLC 500 chassis; ensure the module is fully seated and the retaining screws are tightened to provide a secure ground connection.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for input signals to minimize electromagnetic interference (EMI) in high-noise environments.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation within the enclosure to ensure the ambient temperature remains within the 0 to 60 degC operating range.\u003c\/li\u003e\n\u003cli\u003eVerify that field devices are correctly wired for a sinking configuration, where the device sources current to the module input.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-IB8 module?\u003c\/h3\u003e\u003cp\u003eThe 1746-IB8 is a digital input module that detects 24V DC signals from field sensors and switches, converting them into digital signals that the SLC 500 processor can interpret.\u003c\/p\u003e\u003ch3\u003eDoes this module require external power for the inputs?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IB8 requires an external 24V DC power supply to energize the input field devices, as the module itself does not provide power to the sensors.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730390978812,"sku":"1746-IB8","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_a24a3f84-c00f-4864-97dc-717865fcafde.jpg?v=1785221881"},{"product_id":"allen-bradley-1746-hca-motion-control-interface-cable","title":"Allen-Bradley 1746-HCA Motion Control Interface Cable","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-HCA is a specialized interface cable engineered for the SLC 500 motion control system. This cable facilitates a high-integrity physical connection between 1746 series motion control modules, such as the 1746-HSCE or 1746-HSRV, and the 1746-HT termination panel. It is designed to ensure reliable transmission of high-speed encoder signals and drive command voltages between the PLC rack and field wiring.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Connectivity:\u003c\/strong\u003e Equipped with locking connectors at both ends to prevent accidental disconnection in high-vibration industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Integrity:\u003c\/strong\u003e Integrated shielding protects sensitive low-voltage, high-speed signals from electromagnetic interference (EMI) typically found near servo drives and power cabling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Compatibility:\u003c\/strong\u003e Specifically designed for seamless integration with the 1746-HT termination panel within the SLC 500 ecosystem.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Design:\u003c\/strong\u003e Built to withstand the demands of motor-driven machinery and motion control applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-HCA is primarily used in industrial automation systems requiring precise motion control, including servo drive interfacing and high-speed counter signal processing within SLC 500 rack-based configurations.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Type\u003c\/td\u003e\n\u003ctd\u003eMotion Control Interface Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e2.13 meters (7 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eKeyed with locking mechanisms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Termination Panel\u003c\/td\u003e\n\u003ctd\u003e1746-HT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.44 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Down:\u003c\/strong\u003e Always ensure the PLC rack and associated drive equipment are de-energized before connecting or disconnecting the cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRouting:\u003c\/strong\u003e Route the cable away from high-voltage power lines and high-EMI sources to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecuring:\u003c\/strong\u003e Ensure the locking mechanisms are fully engaged at both the module and the 1746-HT termination panel to prevent vibration-induced loosening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandling:\u003c\/strong\u003e Avoid sharp bends or excessive tension on the cable during installation to prevent internal conductor damage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this cable compatible with other SLC 500 modules?\u003c\/h3\u003e\u003cp\u003eThe 1746-HCA is specifically designed for use with 1746 motion control modules and the 1746-HT termination panel. Please verify your specific module catalog number to ensure compatibility.\u003c\/p\u003e\u003ch3\u003eDoes this cable require special grounding?\u003c\/h3\u003e\u003cp\u003eThe cable's integrated shielding is designed to mitigate EMI. Ensure the associated 1746-HT termination panel is properly grounded according to your system's installation manual to maximize the effectiveness of the cable's shield.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730509762812,"sku":"1746-HCA","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_9d2a59a6-0a0a-4029-a726-970f5ff911af.jpg?v=1785222345"},{"product_id":"allen-bradley-1746-hs-control-module","title":"Allen-Bradley 1746-HS SLC 500 IMC 110 Motion Controller Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-HS is a specialized Motion Controller Module designed for the SLC 500 programmable controller platform. Known as the IMC 110, this module provides high-speed motion control capabilities, enabling precise positioning and velocity control for industrial automation applications. Although now discontinued by the manufacturer, it remains a critical component for maintaining legacy SLC 500 control systems.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh-speed motion control for SLC 500 systems.\u003c\/li\u003e\n\u003cli\u003eIntegrated IMC 110 functionality for motion profiling and positioning.\u003c\/li\u003e\n\u003cli\u003eSupports 24 VDC input signals with frequencies up to 300 kHz.\u003c\/li\u003e\n\u003cli\u003eIsolated user-side power outputs for flexible interface configurations.\u003c\/li\u003e\n\u003cli\u003eDesigned for direct integration into the SLC 500 I\/O chassis backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is typically utilized in industrial environments requiring precise motion control, such as packaging machinery, assembly lines, material handling systems, and specialized manufacturing equipment where the SLC 500 platform serves as the primary controller.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-HS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eIMC 110 Motion Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5 VDC)\u003c\/td\u003e\n\u003ctd\u003e0.300 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24 VDC)\u003c\/td\u003e\n\u003ctd\u003e0.104 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolated User Side (5 VDC)\u003c\/td\u003e\n\u003ctd\u003e0.150 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolated User Side (15 VDC)\u003c\/td\u003e\n\u003ctd\u003e0.030 A \/ 0.20 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Input Frequency\u003c\/td\u003e\n\u003ctd\u003e300 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before inserting or removing the 1746-HS module.\u003c\/li\u003e\n\u003cli\u003eHandle the module using proper ESD (Electrostatic Discharge) prevention measures to avoid damaging sensitive internal circuitry.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the chassis slot and that the retaining screws are tightened to ensure a secure connection to the backplane.\u003c\/li\u003e\n\u003cli\u003eRoute signal cables away from high-voltage lines and sources of electromagnetic interference (EMI) to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eEnsure adequate ventilation within the enclosure to prevent overheating during operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-HS still supported by Allen-Bradley?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-HS has been discontinued by the manufacturer. It is typically sourced through surplus or refurbished inventory for maintenance of existing systems.\u003c\/p\u003e\u003ch3\u003eWhat is the primary function of the 1746-HS?\u003c\/h3\u003e\u003cp\u003eThe 1746-HS is an IMC 110 motion controller module that allows the SLC 500 PLC to manage motion control tasks, such as high-speed pulse outputs and position tracking.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730597023996,"sku":"1746-HS","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_cf22037c-7555-4cc5-bbd4-1c24aecc0dc5.jpg?v=1785222759"},{"product_id":"allen-bradley-1746-hsce-high-speed-counter-module","title":"Allen-Bradley 1746-HSCE High Speed Counter Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-HSCE is a high-speed counter module designed for the SLC 500 programmable logic controller system. This module provides high-speed counting and encoder input capabilities, allowing for precise monitoring of fast-moving processes in industrial automation environments. It is engineered to interface directly with the SLC 500 backplane, providing seamless integration for motion control, flow measurement, and high-speed positioning applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh-speed counter and encoder input functionality.\u003c\/li\u003e\n\u003cli\u003eMulti-channel architecture for versatile signal processing.\u003c\/li\u003e\n\u003cli\u003eIntegrated I\/O configuration with 4 inputs and 4 outputs.\u003c\/li\u003e\n\u003cli\u003eDesigned for direct compatibility with the Allen-Bradley SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eCurrent consumption: 320 mA.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is typically utilized in industrial control systems requiring high-speed pulse counting, such as conveyor belt speed monitoring, flow meter interfacing, rotary encoder feedback for motor control, and high-speed batch counting.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-HSCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eHigh Speed Counter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eSLC 500 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e320 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 system power is disconnected before installing or removing the module from the chassis.\u003c\/li\u003e\n\u003cli\u003eThe module should be inserted into an available slot in the SLC 500 rack; ensure it is fully seated and the retaining screws are tightened to provide a secure ground connection.\u003c\/li\u003e\n\u003cli\u003eUse shielded cables for high-speed signal inputs to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eRoute signal wiring away from high-voltage power lines and AC motor drive cables.\u003c\/li\u003e\n\u003cli\u003eHandle the module using proper ESD (Electrostatic Discharge) precautions to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-HSCE?\u003c\/h3\u003e\u003cp\u003eThe 1746-HSCE is a specialized I\/O module for the SLC 500 platform that processes high-speed pulse inputs from encoders or proximity sensors, which standard digital input modules cannot capture due to scan time limitations.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 processors?\u003c\/h3\u003e\u003cp\u003eThe 1746-HSCE is designed for the SLC 500 family. Please verify your specific processor firmware and rack configuration to ensure compatibility with the module's I\/O mapping requirements.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730605052156,"sku":"1746-HSCE","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_c7656a20-d8b2-431a-b0d5-c8b853aed67d.jpg?v=1785223129"},{"product_id":"allen-bradley-1746-hsce2-high-speed-counter","title":"Allen-Bradley 1746-HSCE2 SLC 500 Multi-Channel High Speed Counter Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-HSCE2 is a high-performance, multi-channel high-speed counter module designed for the SLC 500 programmable logic controller system. This module provides advanced counting capabilities for industrial applications requiring precise position, speed, or flow monitoring. It supports both single-ended and differential quadrature encoder inputs, making it a versatile solution for high-speed motion control and process measurement tasks.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports high-frequency counting up to 1 MHz.\u003c\/li\u003e\n\u003cli\u003eConfigurable input voltage ranges for 5VDC and 24VDC signals.\u003c\/li\u003e\n\u003cli\u003eIncludes 4 single-ended inputs and 2 differential quadrature inputs.\u003c\/li\u003e\n\u003cli\u003eFeatures 4 physical outputs for direct control and 4 virtual outputs for internal logic processing.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the SLC 500 chassis.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is typically utilized in industrial automation environments for tasks such as high-speed conveyor belt tracking, rotary encoder feedback, flow meter pulse counting, and precise position control in packaging or assembly machinery.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-HSCE2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage (Nominal)\u003c\/td\u003e\n\u003ctd\u003e5VDC \/ 24VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e4.2V to 12V DC \/ 10V to 30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Input Frequency\u003c\/td\u003e\n\u003ctd\u003e1 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin Pulse Width\u003c\/td\u003e\n\u003ctd\u003e475 ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin Phase Separation\u003c\/td\u003e\n\u003ctd\u003e200 ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Outputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 system power is disconnected before inserting or removing the module from the chassis.\u003c\/li\u003e\n\u003cli\u003eUse shielded cables for all high-speed input signals to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eRoute signal cables away from high-voltage power lines and AC motor drive cabling.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is firmly seated in the backplane connector and secured with the chassis mounting screws.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-HSCE2?\u003c\/h3\u003e\u003cp\u003eThe 1746-HSCE2 is a high-speed counter module that processes high-frequency pulses from encoders or sensors, allowing the SLC 500 controller to track position or speed accurately at rates up to 1 MHz.\u003c\/p\u003e\u003ch3\u003eCan this module operate with both 5V and 24V sensors?\u003c\/h3\u003e\u003cp\u003eYes, the module supports nominal input voltages of 5VDC and 24VDC, with specific operating ranges defined in the technical specifications.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730637459708,"sku":"1746-HSCE2","price":97.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_4ef9aa32-a38e-451c-b18c-13232a703dd7.jpg?v=1785223501"},{"product_id":"allen-bradley-1746-hsrv-motion-control-servo-module","title":"Allen-Bradley 1746-HSRV SLC 500 Servo Control Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-HSRV is a dedicated Servo Control Module designed for the SLC 500 programmable controller platform. This module provides precise motion control capabilities by generating an analog velocity command signal, allowing the SLC 500 system to interface with various Rockwell Automation servo drives and motion control components. It is engineered to handle demanding industrial motion applications requiring programmable limits and reliable signal conversion.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProvides programmable analog velocity command output up to +\/- 10 V DC.\u003c\/li\u003e\n\u003cli\u003eIntegrated I\/O configuration: 3 inputs (24 VDC) and 1 output (24 VDC).\u003c\/li\u003e\n\u003cli\u003eSingle-slot module design for efficient use of SLC 500 chassis space.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration with Rockwell Automation servo drive ecosystems.\u003c\/li\u003e\n\u003cli\u003eSupports configurable motion parameters to suit specific application requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-HSRV is typically utilized in industrial automation environments requiring closed-loop motion control, such as packaging machinery, material handling systems, assembly lines, and specialized process control equipment where precise velocity regulation is essential.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-HSRV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eServo Control Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Rating\u003c\/td\u003e\n\u003ctd\u003e3 Inputs, 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Rating\u003c\/td\u003e\n\u003ctd\u003e1 Output, 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Command\u003c\/td\u003e\n\u003ctd\u003e+\/- 10 V DC (Programmable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 degC (-40 to 185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Requirement\u003c\/td\u003e\n\u003ctd\u003eSingle Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFor optimal performance and to minimize signal noise, install the 1746-HSRV module as close as possible to the processor in the SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eEnsure the system power is disconnected before inserting or removing the module from the rack to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for analog command signals to reduce EMI interference from external high-voltage sources.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is fully seated in the chassis backplane and that the mounting screws are tightened to ensure a secure ground connection.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation within the enclosure to ensure the ambient temperature remains within the specified 0 to 60 degC operating range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-HSRV?\u003c\/h3\u003e\u003cp\u003eThe 1746-HSRV acts as a bridge between the SLC 500 processor and servo drives, providing the necessary analog velocity command signals and digital I\/O to manage motion control tasks.\u003c\/p\u003e\u003ch3\u003eCan this module be placed anywhere in the SLC 500 rack?\u003c\/h3\u003e\u003cp\u003eWhile it can function in various slots, it is highly recommended to install the module as close to the processor as possible to reduce signal latency and improve communication reliability within the backplane.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730662428924,"sku":"1746-HSRV","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_7768fba9-190c-489b-a6eb-ccd639b441ce.jpg?v=1785223965"},{"product_id":"allen-bradley-1746-hstp1-stepper-controller-module","title":"Allen-Bradley 1746-HSTP1 SLC 500 Stepper Control Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-HSTP1 is a high-performance Stepper Control Module designed for the SLC 500 programmable logic controller platform. This module provides precise motion control by generating pulse trains to drive stepper motor controllers, enabling accurate positioning and velocity control in industrial automation applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports trapezoidal velocity profiles for smooth motion transitions.\u003c\/li\u003e\n\u003cli\u003eWide speed range from 1 to 250,000 pulses per second.\u003c\/li\u003e\n\u003cli\u003eFast acceleration step rate of 4 milliseconds or less.\u003c\/li\u003e\n\u003cli\u003eDifferential inputs for robust signal integrity in high-noise environments.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard stepper motor driver interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-HSTP1 is ideal for applications requiring precise point-to-point positioning, such as indexing tables, conveyor positioning, packaging machinery, and automated assembly equipment integrated within an SLC 500 control system.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-HSTP1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlatform\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Range\u003c\/td\u003e\n\u003ctd\u003e1 to 250,000 pulses per second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcceleration Profile\u003c\/td\u003e\n\u003ctd\u003eTrapezoidal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcceleration Step Rate\u003c\/td\u003e\n\u003ctd\u003e4 ms or less\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eDifferential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eDigital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e250 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e90 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis is powered down before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eThe module must be seated firmly in the chassis slot and secured with the integrated locking tabs.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for differential input connections to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eMaintain proper grounding practices for the stepper motor driver and the PLC chassis to ensure system stability.\u003c\/li\u003e\n\u003cli\u003eKeep the module away from high-heat sources and ensure adequate ventilation within the control cabinet.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-HSTP1?\u003c\/h3\u003e\u003cp\u003eThe 1746-HSTP1 acts as a motion control interface for the SLC 500 system, converting digital commands from the PLC into pulse train signals required to operate stepper motor drivers.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eThe 1746-HSTP1 is designed for standard SLC 500 I\/O chassis. Please verify your specific chassis power supply capacity to ensure it can accommodate the 200mA (5V) and 90mA (24V) current draw of the module.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730679697660,"sku":"1746-HSTP1","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_de19ee24-f0cd-47db-aa77-84d1849063d9.jpg?v=1785224306"},{"product_id":"allen-bradley-1746-ia16-ac-input-module","title":"Allen-Bradley 1746-IA16 SLC 500 16-Point AC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IA16 is a 16-point AC digital input module designed for use with the SLC 500 programmable logic controller (PLC) system. This module provides a reliable interface between field-side AC input devices and the processor, converting high-voltage AC signals into logic-level signals compatible with the SLC 500 backplane. It is engineered for industrial environments requiring consistent monitoring of AC-powered sensors, switches, and pushbuttons.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 isolated input points for flexible wiring and signal segregation.\u003c\/li\u003e\n\u003cli\u003eOperating voltage range of 85-132 VAC at 47-63 Hz.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the SLC 500 I\/O chassis.\u003c\/li\u003e\n\u003cli\u003eStatus indicators on the front panel for real-time monitoring of input signal states.\u003c\/li\u003e\n\u003cli\u003eRobust construction suitable for standard industrial control cabinets.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is typically utilized in manufacturing and process control systems where AC-based field devices are present. Common applications include monitoring limit switches, proximity sensors, and operator interface buttons within an SLC 500 control architecture.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IA16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Points\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e85-132 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure power is disconnected from the SLC 500 chassis before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is properly seated in the chassis slot and that the locking tab is engaged.\u003c\/li\u003e\n\u003cli\u003eUse appropriate wire gauges for terminal connections and ensure all connections are secure to prevent intermittent signal loss.\u003c\/li\u003e\n\u003cli\u003eRoute signal cables away from high-voltage power lines and sources of electromagnetic interference (EMI) to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to ensure proper airflow and cooling within the enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the voltage range for the 1746-IA16?\u003c\/h3\u003e\u003cp\u003eThe 1746-IA16 is designed to operate within an input voltage range of 85-132 VAC at a frequency of 47-63 Hz.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IA16 is a standard I\/O module for the SLC 500 platform and is compatible with standard SLC 500 I\/O chassis.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730706665724,"sku":"1746-IA16","price":74.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_25cf4c60-17b9-4e7f-96fe-914e2ec9a3c7.jpg?v=1785224705"},{"product_id":"allen-bradley-1746-ia4-discrete-ac-input-module","title":"Allen-Bradley 1746-IA4 SLC 500 Discrete AC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IA4 is a discrete AC input module engineered for the SLC 500 programmable logic controller system. This module provides four (4) isolated input channels rated for 100\/120V AC operation. It is designed for industrial environments requiring reliable signal detection from field devices such as limit switches, pushbuttons, or auxiliary contacts. By providing a compact, four-point interface, it allows for efficient and cost-effective I\/O expansion in smaller control panels or specific machine-level applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour (4) independent AC input channels.\u003c\/li\u003e\n\u003cli\u003eStandard operating voltage range of 85–132V AC.\u003c\/li\u003e\n\u003cli\u003eIntegrated hardware signal filtering with 35 ms ON and 45 ms OFF delays to mitigate contact bounce.\u003c\/li\u003e\n\u003cli\u003eFront-panel LED indicators for real-time status monitoring of each input channel.\u003c\/li\u003e\n\u003cli\u003eLow backplane power consumption (35 mA at 5V DC).\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the SLC 500 chassis backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-IA4 is suitable for a wide range of industrial automation tasks, including machine control, process monitoring, and general-purpose discrete signal acquisition. It is commonly utilized in systems where AC-powered field devices must interface directly with the SLC 500 controller.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital AC Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e100\/120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e85–132V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Current\u003c\/td\u003e\n\u003ctd\u003e12 mA @ 120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Off-State Voltage\u003c\/td\u003e\n\u003ctd\u003e30V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Off-State Current\u003c\/td\u003e\n\u003ctd\u003e2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e35 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e0 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e0.175 W (Min) to 1.3 W (Max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAlways remove power from the SLC 500 chassis before inserting or removing any I\/O module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eEnsure the module is fully seated in the chassis slot and the locking tab is engaged to maintain a secure connection to the backplane.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for input signals to minimize interference from high-voltage lines or EMI sources.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation within the enclosure to ensure the module operates within its specified temperature range (0 to 60 degC).\u003c\/li\u003e\n\u003cli\u003eVerify that field wiring polarity and voltage levels match the module specifications before applying power.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-IA4?\u003c\/h3\u003e\u003cp\u003eThe 1746-IA4 is a digital input module that converts 120V AC signals from field devices into logic levels compatible with the SLC 500 processor.\u003c\/p\u003e\u003ch3\u003eDoes this module require external power?\u003c\/h3\u003e\u003cp\u003eThe module receives its internal logic power from the SLC 500 backplane. The field-side inputs are powered by the 120V AC source connected to the field wiring terminals.\u003c\/p\u003e\u003ch3\u003eCan this module be used with DC signals?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-IA4 is specifically designed for AC signals. Using it with DC voltage may result in incorrect operation or damage to the module.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730730881276,"sku":"1746-IA4","price":78.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_c7677746-dd09-4b01-b074-57da4b9e7edf.jpg?v=1785225050"},{"product_id":"allen-bradley-1746-ia8-plc-input-module","title":"Allen-Bradley 1746-IA8 SLC 500 8-Channel 120V AC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IA8 is a high-density digital input module designed for use within the SLC 500 programmable controller system. This module provides 8 input channels, specifically engineered to interface with 100\/120V AC field devices. It serves as a critical component for monitoring AC-powered sensors, limit switches, and pushbuttons, converting field-level AC signals into logic-level signals compatible with the SLC 500 processor.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8-channel digital input configuration.\u003c\/li\u003e\n\u003cli\u003eDesigned for 100\/120V AC input voltage ranges.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard SLC 500 I\/O chassis.\u003c\/li\u003e\n\u003cli\u003eOptical isolation between field-side and logic-side circuitry to protect the controller from electrical noise and transients.\u003c\/li\u003e\n\u003cli\u003eStatus indicators for each channel to facilitate rapid troubleshooting and diagnostics.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-IA8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAC Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e100\/120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus\u003c\/td\u003e\n\u003ctd\u003eDiscontinued (Manufacturer date: 2018-08-19)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical shock or damage.\u003c\/li\u003e\n\u003cli\u003eAlign the module carefully with the chassis backplane connector and slide it into the desired slot until the locking tabs engage.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for input signals to minimize electromagnetic interference (EMI) in industrial environments.\u003c\/li\u003e\n\u003cli\u003eEnsure all field wiring is properly terminated to the removable terminal block and that the terminal block is securely seated on the module.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to ensure proper airflow and cooling within the control cabinet.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to protect internal components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-IA8 still supported by the manufacturer?\u003c\/h3\u003e\u003cp\u003eThe 1746-IA8 was officially discontinued by Allen-Bradley on August 19, 2018. While it is no longer in active production, it remains widely available through secondary market channels for maintenance and legacy system support.\u003c\/p\u003e\u003ch3\u003eCan I use this module with any SLC 500 processor?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IA8 is designed to be compatible with standard SLC 500 I\/O chassis and can be used with any SLC 500 processor that supports the 1746 I\/O platform, provided the system power supply has sufficient capacity for the module's current draw.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730754212092,"sku":"1746-IA8","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_fcedb1f5-190f-4fee-81da-f59ea4f52fb0.jpg?v=1785225402"},{"product_id":"allen-bradley-1746-ib16-24v-dc-input","title":"Allen-Bradley 1746-IB16 SLC 500 16-Point 24V DC Digital Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IB16 is a high-density discrete input module engineered for the SLC 500 programmable controller platform. It provides sixteen (16) current-sinking input channels, operating at a nominal 24V DC. This module is designed to interface a wide range of field devices, including proximity sensors, limit switches, and photoelectric sensors, into a single-slot footprint within an SLC 500 chassis.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSixteen (16) current-sinking input channels for high-density I\/O configurations.\u003c\/li\u003e\n\u003cli\u003eNominal operating voltage of 24V DC with an operating range of 10–30V DC.\u003c\/li\u003e\n\u003cli\u003eLow power consumption, drawing only 50 mA from the 5V DC backplane.\u003c\/li\u003e\n\u003cli\u003eIntegrated input filtering with an 8 ms signal delay for both ON and OFF transitions to mitigate electrical noise and contact bounce.\u003c\/li\u003e\n\u003cli\u003eIncludes a removable terminal block for simplified wiring and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 1746-IB16 is widely used in industrial automation environments requiring high-density digital input monitoring. Typical applications include machine control, process monitoring, and assembly line automation where multiple DC-powered sensors must be integrated into a single SLC 500 rack.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital DC Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e16 (Current Sinking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10–30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (ON\/OFF)\u003c\/td\u003e\n\u003ctd\u003e8 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e0.05 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Heat Dissipation\u003c\/td\u003e\n\u003ctd\u003e3.6 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eAlign the module with the chassis guide rails and seat it firmly into the backplane connector.\u003c\/li\u003e\n\u003cli\u003eSecure the module using the top and bottom retaining screws to ensure proper grounding and mechanical stability.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for input signals to minimize EMI, especially in high-noise industrial environments.\u003c\/li\u003e\n\u003cli\u003eEnsure that the input voltage does not exceed the 10–30V DC range to prevent damage to the input circuitry.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation around the chassis to ensure heat dissipation remains within specified limits.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the input type for the 1746-IB16?\u003c\/h3\u003e\u003cp\u003eThe 1746-IB16 is a current-sinking input module, meaning it requires the field device to switch the positive voltage to the input terminal.\u003c\/p\u003e\u003ch3\u003eDoes this module include the terminal block?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IB16 comes with a removable terminal block to facilitate easier field wiring and module replacement.\u003c\/p\u003e\u003ch3\u003eWhat is the signal delay for this module?\u003c\/h3\u003e\u003cp\u003eThe module features a hardware-based signal delay of 8 ms for both ON and OFF transitions to help filter out mechanical switch chatter and electrical noise.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50730778329340,"sku":"1746-IB16","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_3ffd66ad-d418-45f5-8a94-15ceb88a8106.jpg?v=1785225806"},{"product_id":"allen-bradley-1746-im16-16-channel-240v-ac-input-module","title":"Allen-Bradley 1746-IM16 SLC 500 16-Point 240V AC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IM16 is a 16-point digital AC input module designed for use with the SLC 500 programmable logic controller system. This module provides a reliable interface for high-voltage AC field devices, converting 200-240V AC input signals into logic-level signals compatible with the SLC 500 processor. It is engineered for industrial environments requiring robust signal monitoring and high-density I\/O configurations.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 isolated input points for flexible wiring configurations.\u003c\/li\u003e\n\u003cli\u003eCompatible with 200-240V AC nominal input voltage ranges.\u003c\/li\u003e\n\u003cli\u003eDesigned for integration within the standard SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eIncludes status indicators for each input channel for simplified diagnostics.\u003c\/li\u003e\n\u003cli\u003eOptical isolation between the field-side and the backplane for enhanced system protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely utilized in industrial automation systems for monitoring high-voltage AC limit switches, pushbuttons, and auxiliary contacts. It is standard in manufacturing, process control, and material handling applications where SLC 500 controllers are deployed to manage AC-powered field instrumentation.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IM16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAC Digital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e170-265V AC, 47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e200-240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e12 mA at 120V AC (nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Voltage (Max)\u003c\/td\u003e\n\u003ctd\u003e30V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current (Max)\u003c\/td\u003e\n\u003ctd\u003e2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current (Max)\u003c\/td\u003e\n\u003ctd\u003e0.8 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current Duration (Max)\u003c\/td\u003e\n\u003ctd\u003e0.5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (ON)\u003c\/td\u003e\n\u003ctd\u003e35 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (OFF)\u003c\/td\u003e\n\u003ctd\u003e45 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the desired slot in the chassis and secure it using the integrated locking tab.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for input signals to minimize electromagnetic interference (EMI) in high-noise environments.\u003c\/li\u003e\n\u003cli\u003eVerify that field wiring matches the terminal assignment diagram provided in the SLC 500 installation manual.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to ensure proper ventilation and cooling within the control cabinet.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to protect internal components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1746-IM16?\u003c\/h3\u003e\u003cp\u003eThe 1746-IM16 is an AC input module that detects 200-240V AC signals from field devices and transmits that status to the SLC 500 processor for logic execution.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with other SLC 500 series modules?\u003c\/h3\u003e\u003cp\u003eYes, the 1746-IM16 is designed to be installed in any available slot of an SLC 500 I\/O chassis, provided the power supply capacity is sufficient for the total system load.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50733965082876,"sku":"1746-IM16","price":96.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_5726ccaa-2b2d-4065-8ff2-9ba36df11697.jpg?v=1785290590"},{"product_id":"allen-bradley-1746-im4-4-channel-240v-ac-input-module","title":"Allen-Bradley 1746-IM4 4-Channel 240V AC Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1746-IM4 is a high-performance discrete AC input module designed for integration with the SLC 500 programmable logic controller (PLC) platform. This module features four (4) independent input channels rated for 200\/240V AC operation. It is specifically engineered to interface high-voltage field devices, such as limit switches, pushbuttons, and motor starter contacts, directly into the SLC 500 system, making it an ideal solution for industrial environments utilizing 230V or 240V control standards.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFour discrete AC input channels for high-voltage monitoring.\u003c\/li\u003e\n\u003cli\u003eElectro-optical isolation rated at 1500V AC to protect the backplane and processor from field-side surges.\u003c\/li\u003e\n\u003cli\u003eHardware-based signal filtering with 35 ms (ON) and 45 ms (OFF) delays to mitigate electrical noise and mechanical contact bounce.\u003c\/li\u003e\n\u003cli\u003eLow backplane power consumption (35 mA at 5V DC).\u003c\/li\u003e\n\u003cli\u003eRobust design suitable for operation in temperatures ranging from 0 to 60 degC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThe 1746-IM4 is widely used in industrial automation systems where high-voltage AC signals must be monitored by a PLC. Common applications include machine control, conveyor systems, and process monitoring where 240V AC field devices are standard.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e200\/240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e170–265V AC (47–63 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Current\u003c\/td\u003e\n\u003ctd\u003e12 mA @ 240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Off-State Voltage\u003c\/td\u003e\n\u003ctd\u003e50V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Off-State Current\u003c\/td\u003e\n\u003ctd\u003e2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Inrush Current\u003c\/td\u003e\n\u003ctd\u003e1.6 Amps (500 us duration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V DC)\u003c\/td\u003e\n\u003ctd\u003e0.035 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Heat Dissipation\u003c\/td\u003e\n\u003ctd\u003e1.6W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Down:\u003c\/strong\u003e Always remove power from the SLC 500 chassis before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot Placement:\u003c\/strong\u003e The module can be installed in any I\/O slot of an SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Use appropriate wire gauges and ensure all terminal connections are secure. Route high-voltage AC wiring away from low-voltage DC or communication cables to minimize EMI.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Ensure the chassis is properly grounded in accordance with local electrical codes and Allen-Bradley installation manuals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Maintain adequate ventilation within the enclosure to ensure ambient temperature remains within the 0 to 60 degC range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch3\u003eWhat is the primary function of the 1746-IM4?\u003c\/h3\u003e\n\u003cp\u003eThe 1746-IM4 serves as an interface module that converts 240V AC field signals into logic-level signals compatible with the SLC 500 PLC processor.\u003c\/p\u003e\n\u003ch3\u003eDoes this module require 24V DC power from the backplane?\u003c\/h3\u003e\n\u003cp\u003eNo, the 1746-IM4 draws 0 mA from the 24V DC backplane supply; it only requires 35 mA from the 5V DC supply.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50733970161916,"sku":"1746-IM4","price":73.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_bf86ab50-f775-47cc-a5cf-25010554a5a9.jpg?v=1785290929"},{"product_id":"allen-bradley-1746-in16-24v-ac-dc-input-module","title":"Allen-Bradley 1746-IN16 24V AC\/DC Digital Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-IN16 is a 16-point digital input module designed for use with the SLC 500 programmable logic controller (PLC) system. This module provides 16 discrete inputs, allowing the SLC 500 processor to monitor the status of field devices operating at 24V AC\/DC. It serves as a reliable interface between industrial sensors, switches, and the control system, facilitating high-speed data acquisition in automated environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16-point digital input configuration.\u003c\/li\u003e\n\u003cli\u003eCompatible with 24V AC\/DC signal levels.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for integration with the Allen-Bradley SLC 500 platform.\u003c\/li\u003e\n\u003cli\u003eCompact modular design for efficient rack mounting.\u003c\/li\u003e\n\u003cli\u003eStatus indicators for real-time monitoring of each input channel.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely used in industrial automation applications requiring the monitoring of discrete signals, such as limit switches, pushbuttons, proximity sensors, and relay contacts. It is suitable for manufacturing, material handling, and process control systems that utilize the SLC 500 architecture.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1746-IN16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eDigital (Discrete)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e24V AC\/DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus\u003c\/td\u003e\n\u003ctd\u003eDiscontinued by Manufacturer (08\/31\/2018)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the SLC 500 chassis power is disconnected before installing or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot in the SLC 500 chassis, ensuring the backplane connector is properly seated.\u003c\/li\u003e\n\u003cli\u003eSecure the module using the top and bottom retaining screws to ensure a stable connection and proper grounding.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for input signals to minimize electromagnetic interference (EMI) in high-noise environments.\u003c\/li\u003e\n\u003cli\u003eVerify that the input voltage levels do not exceed the specified 24V AC\/DC rating to prevent hardware failure.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation around the chassis to prevent overheating during continuous operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 1746-IN16 still being manufactured?\u003c\/h3\u003e\u003cp\u003eNo, the 1746-IN16 was officially discontinued by Allen-Bradley on August 31, 2018. It is now typically sourced through secondary market channels or as refurbished equipment.\u003c\/p\u003e\u003ch3\u003eCan this module be used with other PLC systems?\u003c\/h3\u003e\u003cp\u003eThe 1746-IN16 is specifically engineered for the Allen-Bradley SLC 500 series backplane and is not compatible with other PLC families like ControlLogix or CompactLogix.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50733978812668,"sku":"1746-IN16","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_4878ab6d-2dde-4ccc-9c74-3e88833861e2.jpg?v=1785291367"}],"url":"https:\/\/www.electronicplc.com\/collections\/allen-bradley-slc-500.oembed?page=2","provider":"Electronic PLC","version":"1.0","type":"link"}