Yokogawa Electric Corporation CP461-51S2 Processor Module

The Yokogawa CP461-51S2 Processor Module is a high-performance CPU for CENTUM VP distributed control systems, designed to execute advanced control logic and coordinate system-wide operations across industrial plants such as oil and gas facilities, chemical plants, and power stations. This rack-mounted, backplane-powered module supports dual-redundant configurations for high availability and uses a system bus interface to connect I/O and network modules within the control cabinet. Operating from 0°C to 55°C with storage from -20°C to 70°C and 5% to 95% non-condensing humidity, it is built for demanding process environments and provides enhanced processing performance, diagnostics, and system monitoring. Common replacements include Yokogawa CP461-11 S1, CP451-51 S2, and CP345 S1.