Products Description
YOKOGAWA CP451-50 Processor Module in stock
YOKOGAWA CP451-50 is a high-performance processor module for Yokogawa CENTUM VP DCS FCS field control station. It executes continuous control, sequence logic and interlock algorithms, and handles real-time data processing for industrial process control applications.

This module adopts dual Ethernet ports for control network communication, supports redundant configuration to improve system availability. It has built-in fault diagnosis and battery backup for memory retention, widely used as spare replacement for petrochemical, power and chemical DCS cabinet maintenance and retrofit projects.


Data Parameters
1. Brand: YOKOGAWA.
2. Model: CP451-50.
3. Product Type: FCS Processor Module.
4. Applicable System: Yokogawa CENTUM VP DCS Field Control Station.
5. Communication Interface: Dual 100Mbps Ethernet ports for Vnet/IP control network.
6. Configuration: Support hot redundant dual processor operation.
7. Memory Backup: Onboard lithium battery for retaining parameters when power fails.
8. Power Supply: 24V DC backplane power supply.
9. Diagnosis: Built-in comprehensive hardware and communication fault self-diagnosis.
10. Mounting: Standard slot installation for CENTUM VP DCS rack.
Core Functions
1. Execute continuous PID regulation, sequence control and safety interlock logic for process control.
2. Collect real-time data from I/O modules and exchange process information with HMI and engineering stations.
3. Dual Ethernet ports support redundant Vnet/IP network to avoid single point of communication failure.
4. Support dual redundant processor hot standby and bumpless switchover upon main CPU fault.
5. Onboard battery preserves control parameters and logic program during unexpected power outage.
Application Scenarios
1. Petrochemical plant CENTUM VP DCS field control station CPU spare parts replacement.
2. Power plant thermal process control system redundant processor cabinet retrofit and upgrade.
3. Oil & gas refining process automation control system renovation project.
4. Chemical and pharmaceutical factory DCS spare parts inventory backup.
5. Legacy Yokogawa CENTUM VP control system overhaul and processor renewal.
FAQ
1. Q: What is YOKOGAWA CP451-50?
A: It is the processor CPU module for Yokogawa CENTUM VP DCS FCS field control station for industrial process control.2. Q: Does CP451-50 support redundancy?
A: Yes, it can be configured as dual redundant hot standby processors with bumpless transfer.3. Q: What network does CP451-50 use?
A: It uses dual Ethernet ports to connect to Yokogawa Vnet/IP control network for real-time DCS communication.