{"product_id":"allen-bradley-plc-5-1771-asb-input-output-adapter-module","title":"Allen-Bradley 1771-ASB PLC-5 Remote I\/O Adapter Module","description":"\u003cp\u003eThe Allen-Bradley 1771-ASB is a Remote I\/O (RIO) adapter module designed for the 1771-series I\/O chassis. It serves as a critical interface between remote I\/O racks and PLC-5 programmable controllers, enabling distributed control architectures. This module supports a wide range of I\/O densities, including 8-, 16-, and 32-point modules, and provides flexible addressing options to optimize the I\/O image table.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports 1\/2-slot, 1-slot, and 2-slot I\/O addressing modes.\u003c\/li\u003e\n\u003cli\u003eCompatible with communication distances up to 10,000 feet (3,048 meters) at 57.6K baud.\u003c\/li\u003e\n\u003cli\u003eIntegrated diagnostic LEDs for monitoring adapter status, I\/O rack faults, and communication activity.\u003c\/li\u003e\n\u003cli\u003eSupports a wide variety of intelligent and specialized I\/O modules.\u003c\/li\u003e\n\u003cli\u003eIncludes field wiring arm and configuration jumpers for rapid deployment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePower Generation \u0026amp; Utilities: Turbine control, balance of plant (BOP), and auxiliary monitoring.\u003c\/li\u003e\n\u003cli\u003eMaterial Handling \u0026amp; Logistics: Distributed I\/O for transfer lines and near-machinery control.\u003c\/li\u003e\n\u003cli\u003eProcess Manufacturing: Distributed I\/O clusters for chemical and refinery plant automation.\u003c\/li\u003e\n\u003cli\u003eAutomotive Production: Real-time sensor and actuator monitoring over extended distances.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1771-ASB\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\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e1.0A at 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e5 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e17.06 BTU\/hr\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.74 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 remove power from the 1771 I\/O chassis backplane and field wiring arm before installing or removing the module.\u003c\/li\u003e\n\u003cli\u003eSlot Placement: The 1771-ASB must be installed in the leftmost slot of the 1771 I\/O chassis, which is reserved for adapter or processor modules.\u003c\/li\u003e\n\u003cli\u003eChassis Keying: Use plastic keying bands on the backplane connector to ensure correct module insertion. For the 1771-ASB, place bands between pins 54 and 56 (upper) and pins 16 and 18 (lower).\u003c\/li\u003e\n\u003cli\u003eEnvironment: Ensure the module is installed in a clean, dry environment within the specified temperature and humidity ratings to prevent premature failure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003ch3\u003eWhat is the 1771-ASB?\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1771-ASB is a Remote I\/O (RIO) Adapter Module for 1771-series I\/O chassis, primarily designed to interface remote racks with PLC-5 processors.\u003c\/p\u003e\u003ch3\u003eWhat are the key features of the 1771-ASB?\u003c\/h3\u003e\u003cp\u003eIt supports up to 10,000 feet of cable (at 57.6K baud), 1-slot and 2-slot addressing modes, and diagnostics via LEDs (Active, Adapter Fault, I\/O Rack Fault).\u003c\/p\u003e\u003ch3\u003eWhat is the difference between Series A and Series B?\u003c\/h3\u003e\u003cp\u003eSeries B increased troubleshooting LEDs from 5 to 10 and increased internal RAM from 13K to 24K bytes.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50988517818620,"sku":"1771-ASB","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_2c8a76a1-6c1c-4525-82e3-401f06311c04.jpg?v=1786905065","url":"https:\/\/www.electronicplc.com\/products\/allen-bradley-plc-5-1771-asb-input-output-adapter-module","provider":"Electronic PLC","version":"1.0","type":"link"}