Overview
The Yokogawa CP451-51 is a high-performance CPU module designed for use in Yokogawa’s distributed control systems. It provides powerful data processing, precise control execution, and reliable communication with I/O and supervisory networks for industrial automation.
General Information
Part Number: CP451-51
Manufacturer: Yokogawa
Brand / Country of Origin: Yokogawa / Japan
Type: Central Processing Unit (CPU) Module
Mounting: Rack-mounted within DCS or control cabinet
Technology: 32-bit processor with real-time control and advanced communication support
Power Specifications
Supply Voltage: 24 V DC
Power Consumption: Approx. 8 W
Protection: Overvoltage and reverse-polarity protection
Indicators: LED indicators for power, status, and communication activity
Communication & Interface
Interface: Ethernet and Vnet system communication
Protocol Support: Modbus TCP/IP, Vnet, and Yokogawa proprietary protocols
Diagnostics: Built-in self-test and continuous system monitoring
Operator Interface: Configuration and diagnostics via Yokogawa engineering software
Environmental
Operating Temperature: 0 °C to +60 °C
Humidity: Up to 95% RH, non-condensing
Installation Environment: Industrial control cabinet
Dimensions & Weight
Dimensions: 130 × 125.5 × 32.8 mm
Weight: 0.4 kg



