Yokogawa ALR121-S50S1 Communication Module CENTUM VP Protective Relay Module Flexible Memory Options: Offers customizable

Flexible Memory Options: Offers customizable user memory configurations

maintaining them at the ideal operating temperature

Relay interface modules

Monitoring coolant flow

Yokogawa ALR121-S50S1 Communication Module CENTUM VP Protective Relay Module Flexible Memory Options: Offers customizableProduct Description The ALR121 S50S1 is a high performance serial communication module developed for the Yokogawa CENTUM VP Distributed Control System (DCS). It enables seamless integration of third party subsystemssuch as PLCs, motor control centers (MCCs), protection relays, and analyzersinto the unified CENTUM control environment. Supporting both RS 422 and RS 485 physical layers, the ALR121 S50S1 accommodates complex multi drop network topologies