1786-RPA | Allen-Bradley ControlNet Modular Repeater Adapter

Overview

The 1786-RPA is a ControlNet modular repeater adapter that extends network range and supports multiple topologies. It enables seamless communication across long distances and media conversions, making it ideal for industrial environments.

Technical Specifications

• Power Supply (Nominal): 24VDC
• Power Supply (Range): 18-36VDC
• Power Consumption (Max): 16.8 W
• Backplane Output Current (Max): 1.6A @ 5VDC
• Operating Temperature: 0°C to 60°C (32°F to 140°F)
• Non-Operating Temperature: –40°C to 85°C (–40°F to 185°F)
• Dimensions: 4 x 4 x 3 in (10 x 10 x 8 cm)
• Weight: 7 oz (0.2 kg)

Mounting and Installation

• Supports Panel Mount or DIN Rail installation
• Horizontal and Vertical orientation options
• Includes DIN Rail locks for secure mounting

Performance and Power

• Power Supply: 24VDC input, max. 16.8W consumption
• Provides 1.6A output at 5VDC for connected devices
• Power Dissipation (Max): 8.8W

Network Integration

• Supports Star, Ring, Linear, and Point-to-Point topologies
• Facilitates media conversion between coaxial and fiber optic cables
• Maximum of 20 adapters connected in series

Compatibility and Connectivity

• Works with various ControlNet modules (e.g., 1786-RPCD, 1786-RPFS)
• Coaxial cable interface with 75-ohm terminating resistor
• Provides reliable network extension for industrial applications

Environmental and Safety Standards

• Meets IEC 60068-2 standards for operating in extreme temperatures
• Designed to withstand vibration and shock with direct panel mounting
• Equipped with Ready and Fault status indicators for monitoring