Allen-Bradley 1756-RIO | 1-Port Remote I/O Communication Module – Scanner/Adapter, ControlLogix

Overview

The Allen-Bradley 1756-RIO is a Remote I/O (RIO) communication module for the ControlLogix platform, offering a single-port scanner or adapter configuration for connecting legacy RIO devices to modern ControlLogix systems. Operating at data rates of 57.6, 115.2, or 230.4 Kbps, this module enables efficient integration of Allen-Bradley PLC-5, SLC, and other RIO-based systems into contemporary automation architectures.

Key Features

• Communication Type: Remote I/O (RIO)

• Port Count: 1 (can operate as scanner or adapter)

• Supported Baud Rates: 57.6, 115.2, 230.4 Kbps

• Configuration: User-selectable mode – scanner or adapter

• Integration: Seamless with ControlLogix controllers

• Diagnostics: Built-in LED indicators and advanced fault reporting

• Modernization Tool – Bridges legacy systems with ControlLogix

Technical Specifications

• Model: 1756-RIO

• Communication Speed: Up to 230.4 Kbps

• Port Type: Single-channel RIO

• Mounting: ControlLogix chassis

• Backplane Current (5.1V): ~800 mA

• Operating Temperature: 0°C to +60°C

• Isolation: Channel-to-backplane

• Certifications: UL, CE, c-UL

Applications

• Legacy System Integration – Connect PLC-5 and SLC systems to ControlLogix

• Remote I/O Networks – Centralized control of distributed I/O

• Migration Projects – Update to Logix without replacing entire systems

• Manufacturing and Process Plants – Scalable control with legacy compatibility

Why Choose the 1756-RIO?

• Enables backward compatibility with legacy RIO-based systems

• Flexible configuration as either scanner or adapter

• Supports high-speed communication up to 230.4 Kbps

Order Now

In stock and ships worldwide. Ask about migration kits, adapter cables, or legacy modernization solutions.