{"product_id":"1786-rpfs-allen-bradley-st-connector-controlnet-fiber-plug","title":"1786-RPFS Allen-Bradley | ST Connector ControlNet Fiber Plug","description":"\u003ch3\u003eAllen-Bradley 1786-RPFS Series A ControlNet Fiber Optic Module\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1786-RPFS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Series A) is a high-reliability short-distance fiber optic repeater module from the Allen-Bradley ControlNet communication family. Manufactured by Rockwell Automation, this module is specifically engineered to bridge ControlNet segments using multimode fiber optic media. By converting electrical signals into light pulses, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1786-RPFS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides total galvanic isolation and immunity to electromagnetic interference (EMI), which is critical for maintaining deterministic communication in plants with heavy motor activity, welding interference, or variable frequency drives. The module actively regenerates and retimes the ControlNet signal, allowing for reliable data transmission over moderate distances while supporting flexible network topologies.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1786-RPFS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built for high-speed signal processing within modular repeater racks.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Rockwell Automation \/ Allen-Bradley\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1786-RPFS\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHardware Revision\u003c\/strong\u003e: Series A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e: Fiber Optic Repeater (Short-to-Medium Distance)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMedia Type\u003c\/strong\u003e: Multimode Fiber Optic (62.5\/125 µm recommended)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Distance\u003c\/strong\u003e: Up to 3 km (approx. 1.86 miles) depending on fiber quality and connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e: Dual ST (Straight Tip) connectors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptical Wavelength\u003c\/strong\u003e: 820 nm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current Draw\u003c\/strong\u003e: 400 mA @ 5 VDC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNetwork Topologies\u003c\/strong\u003e: Star, Ring, and Point-to-Point (via repeater adapters)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Rate\u003c\/strong\u003e: 5 Mbps (Standard ControlNet)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 0°C to +60°C (32°F to 140°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e: -40°C to +85°C (-40°F to +185°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e: LED diagnostics for optical link and power status\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e: CE, UL, CSA compliance for industrial environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCore Performance Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEMI\/RFI Immunity\u003c\/strong\u003e: The use of fiber optic media ensures that the ControlNet signal is shielded from electrical noise, preventing data packet corruption and reducing network \"retry\" rates in harsh environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Regeneration\u003c\/strong\u003e: Unlike passive splitters, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1786-RPFS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eretimes the digital pulses to eliminate jitter, ensuring that the strict Concurrent Time Slot (NUT) requirements of ControlNet are met over extended distances.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTopological Flexibility\u003c\/strong\u003e: When paired with a 1786-RPA adapter, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1786-RPFS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eallows for a seamless transition from copper coax to fiber optic segments, enabling the creation of robust star or self-healing ring architectures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnergy Efficient Design\u003c\/strong\u003e: Low power consumption (400 mA @ 5V) allows for high-density installation within modular repeater racks without specialized cooling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43998850383971,"sku":"1786-RPFS","price":260.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/250._143e6e8a-cb10-4af6-8660-e83b3255deb5.jpg?v=1770878915","url":"https:\/\/www.autocontrolglobal.com\/products\/1786-rpfs-allen-bradley-st-connector-controlnet-fiber-plug","provider":"AutoControl Global","version":"1.0","type":"link"}