Allen Bradley 1786-RPFM Medium Distance Fiber Module

The AB 1786-RPFM is a ControlNet fiber repeater module designed for medium-distance signal transmission in industrial ControlNet networks. It extends communication between ControlNet segments using fiber optic links, offering increased electrical isolation and reduced signal degradation over longer distances.

This repeater module enables noise-immune communication in electrically harsh environments and is well-suited for applications that require separation between control panels, buildings, or hazardous areas. It is a non-returnable, superseded product, and users are encouraged to explore recommended replacement models for future projects.

Technical Specifications

Model: 1786RPFM
Series: ControlNet
Type: Medium-Distance Fiber Repeater Module
Function: Extends ControlNet signal over fiber optic medium
Mounting Type: Panel mount (not suitable for 19-inch racks)
Application: Fiber-optic segment extension in distributed ControlNet networks

Electrical & Interface Specifications

Communication Type: ControlNet via fiber optic media
Fiber Mode Supported: Medium-distance multimode fiber
Segment Isolation: Yes – provides galvanic and electrical isolation
Compatible Devices: ControlNet repeaters, bridges, adapters, and nodes
Connector Type: Fiber-optic SC or ST (depending on installation kit)
Power Supply: Supplied externally via repeater panel

Mechanical Specifications

Width: 196.8 mm
Height: 304.8 mm
Depth: 101.6 mm
Mounting: Direct panel mount
Housing: Rugged industrial enclosure
Rack Mounting: Not suitable for 19″ rack systems
Weight: Approx. 2.0 kg

Environmental Specifications

IP Rating: IP20 (when installed in enclosure)
Operating Temperature: 0…60 °C
Storage Temperature: -40…85 °C
Humidity: 5% to 95%, non-condensing
Shock/Vibration Resistance: Compliant with industrial standards
Certifications: CE, cULus
Installation Location: Inside control cabinet, fiber junctions, or isolated segments
Product Status: Superseded (contact us for replacement options)

Compliance & Communication

ControlNet Supported: Yes
EtherNet/IP / DeviceNet / MODBUS / TCP/IP: Not supported
Distance Range: Medium-distance fiber communication (typically up to 2 km depending on cable and repeaters)
Isolation: Provides electrical isolation between network segments
Protocol Compatibility: Fully compatible with ControlNet network infrastructure

Key Features & Benefits

✅ Fiber-Based Extension – Supports medium-distance ControlNet signal transmission

✅ Panel-Mount Design – Suitable for secure installation in industrial enclosures

✅ Electrical Isolation – Reduces noise and potential ground loop issues

✅ ControlNet Compliant – Seamless integration with existing ControlNet devices

✅ Ideal for Harsh Environments – Fiber optic communication minimizes EMI/RFI effects

✅ Superseded Product – Contact us for compatible modern alternatives

📦 Order the Allen Bradley 1786-RPFM from Drive Outlet Megastore

At Drive Outlet Megastore we offer competitive pricing on the Allen Bradley 1786-RPFM. This non-returnable model is now discontinued, but limited stock or replacement guidance is available upon request. Contact us for expert assistance on suitable upgrade options for your ControlNet fiber network.

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Drive Outlet Megastore – your specialist for Allen Bradley ControlNet networking components and fiber communication solutions.