{"product_id":"allen-bradley-1771-a2b-i-o-chassis-reliable-delivery","title":"1771-A2B | Allen-Bradley Plc-5 Eight Slot Universal Io Chassis Assembly","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"451\" data-start=\"0\"\u003eThe Allen-Bradley 1771-A2B is a PLC-5 universal I\/O chassis designed to house input, output, and remote I\/O adapter modules from the PLC-5 product family. It provides an 8-slot backplane with reliable power distribution for industrial control systems requiring modular expansion.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.924%; height: 372.4px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003ePLC Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e1771-A2B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eI\/O Chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eI\/O Chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eNumber Of I\/O Slots\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e8 Slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eMaximum Backplane Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e16 A At 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eBack Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eEnclosure Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eOpen Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eCompatible Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e1771-P4S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eOperating Shock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e15 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eNonoperating Shock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eVibration Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e2 g At 10–500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eChassis Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e12.4 × 7.6 × 14.0 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003e10.3 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.3375%; height: 19.6px;\"\u003e\u003cstrong\u003eInstallation Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.5219%; height: 19.6px;\"\u003eStand-Alone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 1771-A2B\u003c\/h4\u003e\n\u003cp\u003eThe 1771-A2B is part of the Allen-Bradley PLC-5 I\/O platform developed for modular and scalable industrial control architectures. It features an open-style chassis design intended for back-panel mounting within control cabinets and supports standard PLC-5 input, output, and remote I\/O adapter modules. The chassis provides a robust backplane with a 16-amp current rating at 5 V DC to ensure stable power delivery across installed modules. It is commonly used in legacy and long-life industrial automation systems where dependable modular I\/O expansion is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEight Slot Universal I\/O Capacity: Supports up to eight PLC-5 I\/O or remote adapter modules, enabling flexible system configuration and expansion.\u003c\/li\u003e\n\u003cli\u003ePLC-5 Platform Compatibility: Designed specifically for Allen-Bradley PLC-5 series modules to ensure electrical and mechanical compatibility.\u003c\/li\u003e\n\u003cli\u003eHigh Backplane Current Rating: Provides up to 16 A at 5 V DC to reliably power multiple installed modules under continuous operation.\u003c\/li\u003e\n\u003cli\u003eBack Panel Mount Design: Allows secure installation within control cabinets and industrial enclosures for structured panel layouts.\u003c\/li\u003e\n\u003cli\u003eOpen Style Construction: Enables direct access to modules and wiring for simplified maintenance and system modifications.\u003c\/li\u003e\n\u003cli\u003ePower Supply Integration: Compatible with the Allen-Bradley 1771-P4S power supply for centralized power distribution.\u003c\/li\u003e\n\u003cli\u003eIndustrial Durability Ratings: Engineered to withstand defined shock and vibration levels commonly encountered in industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 1771-A2B delivers the reliability and precision required for modular PLC-5 I\/O expansion in industrial automation and control system installations.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":48002904654122,"sku":"1771-A2B","price":655.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/shopping_52_84b75af6-de04-456f-8a3a-478639ddc916.webp?v=1712680745","url":"https:\/\/iqelectro.com\/products\/allen-bradley-1771-a2b-i-o-chassis-reliable-delivery","provider":"IQElectro","version":"1.0","type":"link"}