{"product_id":"allen-bradley-1786-rpfs-controlnet-dual-fiber-optic-ring-repeater","title":"Allen-Bradley 1786-RPFS ControlNet Dual Fiber Optic Ring Repeater","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1786-RPFS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a specialized high-speed communication link for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eControlNet\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eindustrial networks. This ring repeater converts electrical signals into light pulses, allowing data transmission over dual fiber optic channels. It facilitates long-distance communication in environments where traditional copper cabling fails due to distance limitations or heavy electrical interference. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal factory stock, ensuring your network maintains maximum throughput and deterministic performance.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControlNet 1786 Series\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFiber Optic Ring Repeater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDual Fiber Optic Channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFiber Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e200\/230 \u003cspan class=\"math-inline\"\u003e$\\mu$\u003c\/span\u003em Single-Mode Fiber\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Distance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e300 Meters (984 ft)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC Nominal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e35mm DIN-Rail Mount\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication Rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 Mbps (ControlNet Standard)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.25 lbs (0.11 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eImmunity to Electromagnetic Interference (EMI):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1786-RPFS uses fiber optic media to carry data, which completely eliminates the risk of ground loops and electrical noise induction. This makes it the preferred choice for connecting ControlNet nodes located near high-voltage motor drives or arc-welding equipment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDeterministic Network Extension:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy repeating the signal at the physical layer, this module extends the network span up to 300 meters without introducing variable latency. This ensures that time-critical I\/O data remains synchronized across large manufacturing floors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundant Ring Capability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe dual-channel architecture supports the creation of fiber optic rings. If one fiber link breaks, the repeater instantly utilizes the secondary path to maintain communication, preventing a total system shutdown.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified DIN-Rail Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe compact, lightweight 0.25 lb housing snaps directly onto standard DIN rails. This allows engineers to place repeaters inside localized junction boxes or remote I\/O cabinets without specialized mounting plates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEfficient Power Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit operates on standard 24V DC industrial power. This simplifies the wiring architecture as it shares the same power bus as most PLC modules and field sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1786-RPFS support multi-mode fiber?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis specific model identifies compatibility with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e200\/230\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$\\mu$\u003c\/span\u003em single-mode fiber\u003c\/strong\u003e. Always verify your cable specifications before installation to prevent excessive signal attenuation or connector mismatch.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix fiber and copper ControlNet segments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. You typically use the 1786-RPFS alongside a copper-to-fiber modular repeater (such as the 1786-RPFM) to transition from standard BNC coaxial cable to the fiber optic backbone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the termination requirements for unused ports?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike coaxial ControlNet segments which require 75-ohm terminators, fiber ports require no physical termination; however, we recommend using protective dust caps to prevent contamination of the optical lens.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a factory-sealed new unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We guarantee this 1786-RPFS is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e. It ships in original Allen-Bradley packaging with intact factory seals to ensure the optical components remain in pristine, unexposed condition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52532087161141,"sku":"1786-RPFS","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1786-RPFS.jpg?v=1775201250","url":"https:\/\/www.5gplc.com\/products\/allen-bradley-1786-rpfs-controlnet-dual-fiber-optic-ring-repeater","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}