{"product_id":"allen-bradley-1771-wc-plc-5-wiring-arm-module","title":"Allen-Bradley 1771-WC PLC-5 Wiring Arm Module","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-WC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efield wiring arm is an interface accessory developed for Allen-Bradley Bulletin 1771 PLC-5 systems. It is specifically designed to connect with compatible low-current and TTL-based I\/O modules, including the 1771-OFE analog output module.\u003c\/p\u003e\n\u003cp\u003eThis wiring arm provides a secure field termination point while simplifying module replacement and maintenance procedures inside PLC racks. The unit incorporates gold-plated terminal contacts to improve electrical reliability in sensitive signal applications. Its conformal-coated construction offers additional resistance against humidity, airborne contaminants, and corrosive industrial conditions.\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\u003eDesigned for Allen-Bradley PLC-5 and Bulletin 1771 systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with 1771-OFE analog output modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports TTL and low-current I\/O applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e10-terminal field wiring configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGold-plated contacts for improved conductivity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSwing-arm style wiring interface for simplified servicing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConformal-coated housing for environmental protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNo separate external power source required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports up to 8 I\/O points\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\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1771-WC\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003ePLC-5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBulletin Series\u003c\/td\u003e\n\u003ctd\u003e1771\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eField Wiring Arm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported I\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e8 I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Quantity\u003c\/td\u003e\n\u003ctd\u003e10 Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Finish\u003c\/td\u003e\n\u003ctd\u003eGold-Plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Arm Style\u003c\/td\u003e\n\u003ctd\u003eSwing Arm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Application\u003c\/td\u003e\n\u003ctd\u003eTTL and Low-Current Signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtective Coating\u003c\/td\u003e\n\u003ctd\u003eConformal Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Requirement\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Screw Torque\u003c\/td\u003e\n\u003ctd\u003e7–9 lb-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical AC Off Delay\u003c\/td\u003e\n\u003ctd\u003e29 ms ±8 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical DC Off Delay\u003c\/td\u003e\n\u003ctd\u003e30 ms ±7 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.15 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Information\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-WC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis commonly installed in PLC systems requiring stable low-level signal transmission and analog output connectivity. Typical application environments include:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAnalog output interface systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTTL signal processing applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturing automation panels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProcess control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotion and positioning control equipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePLC retrofit and maintenance projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts removable swing-arm configuration allows wiring to remain in place during module replacement, reducing maintenance time and minimizing wiring errors.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-WC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efield wiring arm is intended for use with compatible Allen-Bradley Bulletin 1771 analog and low-current modules, particularly the 1771-OFE analog output module. Verification of rack and module compatibility is recommended before installation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat modules are compatible with the 1771-WC?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe wiring arm is commonly used with the Allen-Bradley 1771-OFE analog output module and other compatible low-current PLC-5 I\/O modules.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy are gold-plated contacts used in this model?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eGold-plated terminals improve conductivity and help prevent oxidation, which is important in low-current and TTL-level signal applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDoes the module require an external power source?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-WC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperates without a dedicated external power supply.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat is the advantage of the swing-arm design?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe swing-arm configuration allows easier access during maintenance and supports faster module replacement without disconnecting all field wiring.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43388239642714,"sku":"1771-WC","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1771-WC2.jpg?v=1779076497","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1771-wc-plc-5-wiring-arm-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}