AB 1756-RM2

The Rockwell Automation 1756-RM2 module is a redundant module designed for the ControlLogix series PLC. It is primarily used to establish redundant connections between two ControlLogix controllers to improve system reliability. When one controller fails, the other controller can take over control, ensuring the continuity of the production process.

Product name

English: Rockwell Automation 1756-RM2 Redundant module
English: Rockwell Automation 1756-RM2 Redundancy Module

Product description
The 1756-RM2 module is typically installed in the ControlLogix controller rack and connects the two controllers by optical fiber. It ensures that the programs and data of the two controllers are consistent by constantly comparing them. Once a failure of one controller is detected, the redundant module automatically transfers control to the other controller.

Main features and advantages
Redundant backup: Provides redundant backup to improve system reliability.
Fast switching: In the event of a failure, you can quickly switch to the standby controller, reducing downtime.
Synchronous operation: Keep the two controllers running synchronously to ensure system consistency.
Flexible configuration: Supports multiple configuration modes to meet different application requirements.