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CP461-50

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CP461-50
May 14, 2026

CP461-50

The CP461-50 is a high-performance processor module manufactured by Yokogawa, serving as the core controller for CENTUM VP DCS, specifically designed for AFV30x/AFV40x field control stations. It delivers powerful real-time computing, logic execution, I/O data processing, and network communication for large-scale and complex industrial process control. The module supports dual-redundant configuration and hot swapping, ensuring high reliability for applications in chemical, power, oil and gas, and metallurgical industries. The CP461-50 is a standard type without explosion protection.

Description

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The CP461-50 is a high-performance processor module manufactured by Yokogawa, serving as the core controller for CENTUM VP DCS, specifically designed for AFV30x/AFV40x field control stations. It delivers powerful real-time computing, logic execution, I/O data processing, and network communication for large-scale and complex industrial process control. The module supports dual-redundant configuration and hot swapping, ensuring high reliability for applications in chemical, power, oil and gas, and metallurgical industries. The CP461-50 is a standard type without explosion protection.

Basic Specifications

  • Module Type: High-performance DCS processor module

  • Applicable System: CENTUM VP DCS (for AFV30x/AFV40x field control stations)

  • Processor: PowerPC 604e, 1 GHz

  • Memory: 512 MB SDRAM, 512 MB flash memory

  • Maximum Supported I/O Points: Up to 4,096 points

  • Redundancy: Dual active/standby redundancy, bumpless switchover

  • Communication Interfaces: Dual 10/100 Mbps Ethernet ports (Vnet/IP); PROFIBUS DP, DeviceNet, Modbus, RS-485 serial ports

  • Supported Protocols: Vnet/IP, Modbus TCP/RTU, PROFIBUS DP, DeviceNet

  • Power Supply: 24 VDC (20.4–26.4 V)

  • Power Consumption: Typical 3 W, maximum 8 W

  • Operating Temperature: 0 °C to +60 °C

  • Storage Temperature: -20 °C to +80 °C

  • Humidity: 5%–95% RH, non-condensing

  • Certifications: CE, UL, RoHS compliant

  • Mounting: Compatible with AFV30x/AFV40x series racks

  • Dimensions (W × H × D): 152 mm × 51 mm × 203 mm

  • Weight: Approximately 0.7 kg

  • Maintenance: Hot-swappable, online replacement without system shutdown

Key Features

  • High-Speed Processing: 1 GHz PowerPC CPU handles up to 4,096 I/O points and complex control loops with stable real-time performance.

  • Redundant Design: Dual-module and dual-network redundancy ensure uninterrupted operation and bumpless switchover for high-availability systems.

  • Multi-Protocol Connectivity: Native Vnet/IP, Modbus, PROFIBUS DP, and DeviceNet interfaces enable seamless integration with third-party PLCs, instruments, and monitoring systems.

  • Large Memory Capacity: 512 MB SDRAM and 512 MB flash memory support large control programs and data storage.

  • Industrial-Grade Reliability: Wide temperature tolerance (0 °C to +60 °C) and high EMI resistance ensure stable operation in harsh industrial environments.

  • Easy Maintenance: Hot-swap design with on-board diagnostic LEDs simplifies troubleshooting and reduces downtime.

Typical Applications

  • Core control processor for CENTUM VP DCS in large chemical plants, power plants, oil refineries, and metallurgical facilities.

  • Precision control of complex equipment such as chemical reactors, distillation columns, boilers, turbines, and compressors.

  • Industrial automation scenarios requiring high reliability, real-time performance, and redundant configuration.

Model Explanation

CP461-50: "CP461" denotes the processor module series for CENTUM VP DCS; "-50" indicates the standard configuration without explosion protection.


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