Manufacturer: Rockwell Automation
Brand: Alan Bradley
Part number/Catalog number: February 1756
Series: ControlLogix
Module type: Enhanced redundant module
Connector: LC type
Cable type: 8.5/125 micron single-mode cable
Connector cable: 1756-RMC1, 1*13.28 ft); 1756 RMC3, 3 m (9.84 ft); 1756 RMC10, 10 m (32.81 ft)
Supported controller: Logix 5560 /Logix 5570
Length: 10 km
Allen-Bradley 1756-RM2 is a ControlLogix redundant module. Features enhancements with speeds up to 1000 Mbps. When paired with the 1756-L7x controller in both cases, it provides the best scanning performance. For cross loads, the 1756-RM2 uses redundant fiber optic ports with no single point of failure. During channel switching, the processing chassis stays synchronized, while scan times can experience a delay of about 10 milliseconds. It has enhanced security features, and there is no interference diagnosis function.
The 1756-RM2 Enhanced Redundancy module is a device used in industrial control systems, which is mainly used to achieve system redundancy and reliability. A redundant system is the simultaneous use of two or more identical or similar components in a system, with automatic switching to ensure that the system continues to function properly if one component fails. This can improve the reliability and stability of the system and reduce the production stagnation and loss caused by failures.
The functions of the 1756-RM2 Enhanced redundancy module include:
Achieve redundant control: The enhanced redundancy module can achieve redundant control in critical equipment and processes to ensure the stable operation of the system. When the primary controller fails, the enhanced redundancy module automatically switches over to the secondary controller to ensure that the system continues to operate.
Improved reliability: Through the use of enhanced redundancy modules, the reliability of industrial control systems is significantly improved. In the event of a failure, the standby controller is able to take over primary control tasks and prevent system downtime.
Automatic switching: The enhanced redundancy module has an automatic switching function, which can be completed in milliseconds to ensure the continuity and stability of the production process.
Enhanced Safety features: The Enhanced redundancy module features enhanced safety features and interference-free diagnostics to prevent system failures and erroneous operations.
Strong adaptability: The enhanced redundancy module can adapt to different industrial control environments and can be used with different control equipment and systems.
In summary, the 1756-RM2 enhanced redundancy module can improve the reliability, stability and safety of industrial control systems and ensure the smooth progress of the production process.
