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AB 1786-RPFRL Control Net Repeaters

Allen Bradley

AB 1786-RPFRL Control Net Repeaters

1786-RPFRL
Condition:
New Original
In stock:
25
Weight
0.18kg
Demension
10.5x11.5x7cm
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Product category: Allen-Bradley ControlNet Repeaters series

 

Product status: New and Original
Tariff code: 85371091
Product description:
AB 1786-RPFRL Control Net Repeaters
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Product

The 1786-RPFRL is an industrial-grade ControlNet Long-Distance Fiber-Optic Ring Repeater Module manufactured by Allen-Bradley. This specialized communication component is engineered to convert electrical signals from a ControlNet copper network into optical signals, allowing high-speed, deterministic automation data to be transmitted reliably over vast physical distances. It holds an IP20 environmental protection rating and typically supports multi-mode fiber-optic cabling (62.5/125 µm), extending network segment reach up to 3,000 meters (or up to 10,000 meters depending on configuration and cable choice) without losing signal integrity.

The module is equipped with dual optical fiber channel ports (Channel 1 and Channel 2) and an integrated electromechanical fault relay contact. It draws its operational power directly from its companion 1786-RPA/B adapter module, requiring a current draw of 570 mA. Designed for harsh industrial setups, it includes front-facing status LED indicators for real-time diagnostics of power and individual channel link health, ensuring rapid troubleshooting on the plant floor.

 

Application

l Long-Distance Network Extension: Deployed to bridge network communication gaps across extended distances (up to several kilometers) where traditional copper coaxial cabling would experience extreme signal attenuation.

l Redundant Ring Topology Construction: Utilized to create a fault-tolerant, self-healing fiber ring architecture where communication remains uninterrupted even if a single optical media line breaks between two repeaters.

l Electromagnetic Interference (EMI) Mitigation: Applied in heavy industrial environments (such as near large motors, drives, or high-voltage lines) to leverage fiber-optic immunity against electrical noise and lightning surges.

l Media Conversion: Functions alongside the 1786-RPA/B adapter to seamless transition data packages from standard 75-Ohm coaxial trunk lines to fiber-optic backbones and vice versa.

l Remote Fault Monitoring: Uses its onboard integrated relay contact to trigger external alarms, sirens, or PLC inputs if a fiber link failure is detected for more than 1300 milliseconds.

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Our Business

ü ABB / Invensys Foxboro / Triconex / Westinghouse

ü Woodward / HIMA / Yokogawa / Honeywell / Emerson

ü Rockwell Allen-Bradley / Schneider Modicon / GE

ü Fnauc / Siemens / Prosoft / Bachmann / Woodhead

ü Bently Nevada / EPRO / ENTEK

About Our Company

Staying ahead for over 23 years, and counting.

We Help Keep the World's Production Running!

Approaching 2 Million Parts.

Emergency Shipping Available.

 

Disclaimer

Ewolomodule sells new and surplus products and develops channels for purchasing such products. This website has not been approved or recognized by any of the listed manufacturers or trademarks.

Ewolomodule is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.

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Disclaimer: Ewolomodule sells new and surplus products and develops channels for purchasing such products. This website has not been approved or recognized by any of the listed manufacturers or trademarks.Ewolomodule is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.

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