{"product_id":"allen-bradley-1771-af-plc-5-fiber-optic-converter-module","title":"Allen-Bradley 1771-AF PLC-5 Fiber-Optic Converter Module","description":"\u003ch2\u003eAllen-Bradley 1771-AF PLC-5 Fiber-Optic Converter Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for fiber optic signal conversion in PLC-5 DH+ and Remote I\/O communication systems, the \u003cstrong\u003eAllen-Bradley 1771-AF\u003c\/strong\u003e (\u003cstrong\u003e1771-AF\u003c\/strong\u003e Fiber-Optic Converter Module) provides direct physical\/electrical execution for extending point-to-point communication links between Bulletin 1771 devices.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1771-AF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.25 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003ePLC-5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eFiber-Optic Converter Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Type\u003c\/td\u003e\n\u003ctd\u003eDH+ and Remote I\/O Signal Conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Rate\u003c\/td\u003e\n\u003ctd\u003e57,600 bit\/s, 115,200 bit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired Slot(s)\u003c\/td\u003e\n\u003ctd\u003e1 slot of Bulletin 1771 I\/O chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e1.0 A at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Load\u003c\/td\u003e\n\u003ctd\u003e600 mA\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\u003eCommunication Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 6500 ft (2 km) point-to-point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Type\u003c\/td\u003e\n\u003ctd\u003eCoaxial Quad-Shield RG-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Keying\u003c\/td\u003e\n\u003ctd\u003eUpper: 54-56; Lower: 16-18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and PLC-5 Communication Interface Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 1771-AF fiber-optic converter module provides physical signal conversion between PLC-5 communication interfaces and fiber optic transmission paths. The module supports point-to-point communication configurations with data rates of 57,600 bit\/s and 115,200 bit\/s.\u003c\/p\u003e\n\u003cp\u003eWithin the PLC-5 architecture, the module operates through the Bulletin 1771 backplane interface and supports deterministic communication behavior for DH+ and Remote I\/O signal transmission. The fiber conversion path extends communication distance while maintaining electrical isolation between connected segments.\u003c\/p\u003e\n\u003cp\u003eThe module follows Allen-Bradley PLC-5 I\/O density scaling principles by occupying one chassis slot while adding fiber communication capability to the installed rack configuration.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How many chassis slots are required for the 1771-AF module?\u003cbr\u003eA: The 1771-AF requires one slot in a compatible Bulletin 1771 I\/O chassis.\u003c\/p\u003e\n\u003cp\u003eQ: What communication speeds are supported by the 1771-AF?\u003cbr\u003eA: The module supports communication rates of 57,600 bit\/s and 115,200 bit\/s.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum communication distance supported by the fiber link?\u003cbr\u003eA: The module supports point-to-point communication distances up to 6500 ft (2 km).\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1771-AF module into a compatible Bulletin 1771 I\/O chassis slot and verify correct module seating before applying system power.\u003c\/p\u003e\n\u003cp\u003eConnect communication cables according to the specified interface requirements. Maintain proper cable routing practices and separate communication wiring from high-current power conductors to reduce electrical interference.\u003c\/p\u003e\n\u003cp\u003eVerify connector keying positions before installation to prevent incorrect module insertion. Follow fiber optic handling procedures, including protection of optical connectors from contamination and mechanical stress.\u003c\/p\u003e\n\u003cp\u003eMaintain ESD protection during module handling and replacement activities to prevent damage to electronic components.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43668128858202,"sku":"1771-AF","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1771-AF2.jpg?v=1784260000","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1771-af-plc-5-fiber-optic-converter-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}