Yokogawa CP451-50 Model CP451-50 DCS Processor Module 24VDC

Yokogawa CP451-50 CENTUM CS 3000 Processor Controller Module

The CP451-50 (Model: CP451-50) is a high-availability processor module engineered for Yokogawa’s CENTUM CS 3000 Distributed Control System (DCS). Serving as the primary computational logic solver for Field Control Stations (FCS), this module is the designated modern replacement for the legacy CP451-10. It manages real-time process control, coordinates complex I/O signal processing, and ensures deterministic communication across the control network. The CP451-50 is designed for the rigorous demands of the oil and gas, petrochemical, and power industries, where system stability and long-term lifecycle support are mandatory.

Detailed Technical Specifications

The technical parameters below define the hardware capabilities and operational standards for the CP451-50 (Model: CP451-50).

• Manufacturer: Yokogawa Electric Corporation

• Model Identification: CP451-50

• Compatibility: Direct replacement for legacy CP451-10 modules

• System Series: CENTUM CS 3000, CENTUM VP (Vnet/IP or V-net compatibility)

• Processor Function: Real-time logic execution and I/O management

• Memory Capacity: 32K words high-speed RAM/Flash

• I/O Capacity: Supports up to 256 local and remote I/O points

• Power Supply: 24 V DC (Standard)

• High-Speed Output: Capable of output frequencies up to 30 kHz

• Communication Ports: RS-232, RS-422, and RS-485

• Supported Protocols: Modbus (RTU/TCP), Profibus-DP, DeviceNet, and Yokogawa V-net

• Operating Temperature: –10°C to +55°C

• Storage Temperature: –40°C to +85°C

• Humidity: 5% to 95% RH (Non-condensing)

• Dimensions: 66 × 49 × 125 mm

• Net Weight: 0.45 kg

• Shipping Weight: 1.0 kg

• Origin: Japan