This Allen Bradley MSR 320P Safety Relay Guard Master MSR320P is in top condition. It is a safety relay used in industrial automation for process control. The device, with the part number MSR 320P, is designed to ensure safety in PLC applications by monitoring and controlling safety functions. Manufactured by Allen Bradley, a reputable brand in the field of industrial automation, this product offers reliable performance for safeguarding machinery and processes. terminator module not included.