{"product_id":"allen-bradley-1746-no8i-current-loop-control","title":"Allen-Bradley 1746-NO8I SLC 500 8-Point Analog Current Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-NO8I is an 8-point analog current output module designed for the SLC 500 programmable logic controller (PLC) system. This module provides high-precision control for industrial applications requiring current-based signaling, such as proportional valves, variable frequency drives, and other process control instrumentation. It serves as a critical interface between the SLC 500 processor and field devices, ensuring reliable signal conversion and output.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProvides 8 isolated current output channels.\u003c\/li\u003e\n\u003cli\u003eCompatible with the Allen-Bradley SLC 500 modular chassis system.\u003c\/li\u003e\n\u003cli\u003eSupports standard 4-20 mA current loops for industrial process control.\u003c\/li\u003e\n\u003cli\u003eHigh-resolution output for accurate process regulation.\u003c\/li\u003e\n\u003cli\u003eDesigned for integration into existing SLC 500 rack configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is widely used in industrial automation environments, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProcess control systems for manufacturing and chemical plants.\u003c\/li\u003e\n\u003cli\u003eControl of actuators and positioners in motion control applications.\u003c\/li\u003e\n\u003cli\u003eIntegration with variable speed drives and industrial instrumentation.\u003c\/li\u003e\n\u003cli\u003eData acquisition and control systems requiring analog output signals.\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 Number\u003c\/td\u003e\n\u003ctd\u003e1746-NO8I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Current Output\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 Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA\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\u003e0.4 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.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the desired slot in the SLC 500 chassis and secure it using the integrated locking mechanism.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for analog signals to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the cable shields at the control cabinet end to prevent ground loops.\u003c\/li\u003e\n\u003cli\u003eVerify that the current loop polarity is correct before energizing the system.\u003c\/li\u003e\n\u003cli\u003eKeep signal wiring separated from high-voltage power lines 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-NO8I?\u003c\/h3\u003e\u003cp\u003eThe 1746-NO8I is an analog output module that converts digital data from the SLC 500 processor into 8 independent 4-20 mA current signals for controlling field devices.\u003c\/p\u003e\u003ch3\u003eIs this module compatible with all SLC 500 chassis?\u003c\/h3\u003e\u003cp\u003eThe 1746-NO8I is designed for standard SLC 500 I\/O chassis. Please verify your specific chassis power supply capacity to ensure it can support the additional load of the module.\u003c\/p\u003e\u003ch3\u003eHow should I handle the module to prevent damage?\u003c\/h3\u003e\u003cp\u003eThis module contains sensitive electronic components. Always handle it by the edges, avoid touching the backplane connectors, and use proper ESD (electrostatic discharge) protection during installation.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50734612054268,"sku":"1746-NO8I","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_14a6a657-757f-4100-9fad-25e9ffafce6f.jpg?v=1785318767","url":"https:\/\/www.electronicplc.com\/products\/allen-bradley-1746-no8i-current-loop-control","provider":"Electronic PLC","version":"1.0","type":"link"}