The 1757-SRM is a redundancy module designed for ProcessLogix and ControlLogix controllers, belonging to the first-generation redundancy modules for the ControlLogix platform. It is a two-slot module that enhances system availability by implementing controller redundancy. The 1757-SRM features multiple firmware subsystems, each assigned specific fault code ranges, to facilitate fault diagnosis and system reliability. It is used within process control systems to ensure continuous operation and high system availability through effective redundancy management.
The above description is based on our office/warehouse notes. Some data may be inaccurate - refer to your part number.

If you're unsure whether this part is a perfect match, please contact us.