{"product_id":"allen-bradley-1771-asb-plc-5-remote-i-o-adapter-module","title":"Allen-Bradley 1771-ASB PLC-5 Remote I\/O Adapter Module","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-ASB\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a PLC-5 series remote I\/O adapter module designed to link distributed I\/O chassis with programmable controllers across industrial networks. It enables high-reliability communication between remote racks and central PLC systems, supporting scalable automation architectures.\u003c\/p\u003e\n\u003cp\u003eThis module acts as a communication bridge for remote I\/O configurations, allowing multiple input and output modules to be managed from a central control system over extended distances.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eRemote I\/O communication interface for PLC-5 systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports long-distance control network integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlexible addressing modes: 1-slot, 1\/2-slot, and 2-slot configurations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated field wiring arm for simplified installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfiguration jumpers included for setup flexibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in diagnostic indicators for system monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports up to 32 I\/O points in mixed configurations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for leftmost slot installation in I\/O chassis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for distributed control and remote rack architectures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\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 class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1771-ASB\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eRemote I\/O Adapter Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003ePLC-5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eRemote I\/O Communication Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e1.0–1.2 A @ 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Cable Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 10,000 cable feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Baud Rate\u003c\/td\u003e\n\u003ctd\u003e57.6 Kbps at full distance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAddressing Methods\u003c\/td\u003e\n\u003ctd\u003e1-slot \/ 1\/2-slot \/ 2-slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 32 points (mixed I\/O)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Indicators\u003c\/td\u003e\n\u003ctd\u003eSupported (status and fault LEDs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Interface\u003c\/td\u003e\n\u003ctd\u003eField Wiring Arm Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Hardware\u003c\/td\u003e\n\u003ctd\u003eJumpers Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Position\u003c\/td\u003e\n\u003ctd\u003eLeftmost chassis slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eRack-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Type\u003c\/td\u003e\n\u003ctd\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.54 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Functionality\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-ASB\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule provides deterministic remote communication between PLC processors and distributed I\/O racks. It supports stable data exchange across long cable distances, ensuring consistent system synchronization in large-scale installations.\u003c\/p\u003e\n\u003cp\u003eIts flexible addressing structure allows engineers to optimize I\/O density based on application requirements.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDistributed I\/O control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge-scale manufacturing automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemote process monitoring systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial handling networks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOil and gas facility control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-rack PLC-5 architectures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInfrastructure and utility automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat is the primary function of the 1771-ASB module?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt serves as a communication adapter between PLC-5 controllers and remote I\/O racks.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat is the maximum communication distance supported?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module supports communication distances up to 10,000 cable feet.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDoes it support multiple I\/O addressing formats?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. It supports 1-slot, 1\/2-slot, and 2-slot addressing methods.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhere is the module installed in the chassis?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt must be installed in the leftmost slot of the I\/O chassis.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs configuration hardware included?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. The unit includes both configuration jumpers and a field wiring arm.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43378754748506,"sku":"1771-ASB","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1771-ASB2.jpg?v=1778825331","url":"https:\/\/www.plcmasters.com\/fa\/products\/allen-bradley-1771-asb-plc-5-remote-i-o-adapter-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}