{"product_id":"1786-rpfm-allen-bradley-controlnet-module-new-original-stock","title":"1786-RPFM Allen-Bradley ControlNet Module | New \u0026 Original Stock","description":"\u003ch2\u003eAllen-Bradley 1786-RPFM ControlNet Modular Repeater Medium Distance Fiber Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1786-RPFM\/A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1786-RPFM\u003c\/strong\u003e Ring Repeater, operates as a dedicated hardware component for network physical-layer conversion within ControlNet System networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003e1786-RPFM\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e0.57 lbs (0.26 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e6.9 cm x 11.1 cm x 10.12 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003e400 mA maximum backplane current draw @ 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eCommunication Rate\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e5 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e5 VDC (Class 2 operational power provided via 1786-RPA adapter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eMedia Type\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003eMultimode fiber optic (62.5\/125 um)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eChannels\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003eDual fiber optic channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eWavelength\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e1300 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eMaximum Cable Distance\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003eUp to 3000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eAttenuation Limit\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003eLess than 13.3 dB per fiber link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003eConnector Type\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003eST-type (plastic or ceramic)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"17\"\u003eIndicators\u003c\/td\u003e\n\u003ctd data-row=\"17\"\u003eChannel 1 Status (Green), Channel 2 Status (Green)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"18\"\u003eEnvironmental Limits\u003c\/td\u003e\n\u003ctd data-row=\"18\"\u003ePollution Degree 2, Overvoltage Category II, up to 2000 m altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"19\"\u003eVibration Tolerance\u003c\/td\u003e\n\u003ctd data-row=\"19\"\u003e5 g @ 10-500 Hz per IEC 68-2-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"20\"\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd data-row=\"20\"\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1786-RPFM\/A\u003c\/strong\u003e executes signal re-transmission routines over 1300 nm optical infrastructure to extend control segments alongside synchronous platforms linked through Profinet \/ EtherNet\/IP deterministic networks. The dual fiber optic channels transition electrical backplane data packets into optical pulses at a fixed communication rate of 5 Mbps. This expansion layer interacts directly with the hosting 1786-RPA repeater bus. The 400 mA current limit on the 5 VDC internal line directly governs the local I\/O density scaling inside the modular assembly, preserving specific propagation times across long-distance topologies up to 3000 m.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1786-RPFM\/A hardware interface permit hot-swap procedures while active communication is passing through the repeater chassis?\u003c\/p\u003e\n\u003cp\u003eA: No. This module does not support hot-swap capabilities. De-energize the primary 1786-RPA adapter assembly before seating or unseating the module from the slot. Disconnection under power interrupts the optical ring link, resulting in immediate network failure and potential backplane driver damage.\u003c\/p\u003e\n\u003cp\u003eQ: What are the degradation thresholds allowed for the fiber optic connections on this specific hardware?\u003c\/p\u003e\n\u003cp\u003eA: The optical budget enforces a strict attenuation limit of less than 13.3 dB per complete fiber link. Any combination of fiber run lengths, physical splices, and ST-type connector insertions exceeding this value will cause packet dropouts and affect network execution.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis and Rail Coupling:\u003c\/strong\u003e Securely seat the module onto the 1786-RPA repeater adapter base before clipping the combined assembly onto the DIN rail. Ensure the multi-pin side connector pins align flush with the receiver logic sockets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiber Bend Radius Constraints:\u003c\/strong\u003e Maintain the standard minimum bend radius for 62.5\/125 um multimode fiber cables during installation within the panel ducts. Avoid sharp crimping to prevent optical core fractures and localized high attenuation zones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Specifications:\u003c\/strong\u003e Mount the module within a sealed industrial control enclosure accessible only via a tool. This configuration maintains the target Pollution Degree 2 environment and protects active optoelectronic connections from airborne contaminants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eST Connector Alignment:\u003c\/strong\u003e Clean the ST-type cable ends before insertion. Align the physical bayonet keyways correctly, push inward, and rotate the outer collar clockwise until locked to ensure the 1300 nm beam centers exactly onto the transceiver face.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43415911170138,"sku":"1786-RPFM","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/168._f4d6e486-e1a3-4928-bb64-e3dee735c747.jpg?v=1779762086","url":"https:\/\/www.spareoil.com\/products\/1786-rpfm-allen-bradley-controlnet-module-new-original-stock","provider":"SpareOil Automation","version":"1.0","type":"link"}