Product Overview

The Yokogawa CP461-10 S1 serves as the primary processing engine for Field Control Stations (FCS) within the CENTUM VP and CENTUM CS 3000 Distributed Control Systems. This high-performance CPU module executes complex regulatory control, sequence logic, and calculation blocks required for continuous process automation. We supply this unit as 100% Brand New and Original, ensuring high-speed deterministic execution for refineries, power plants, and chemical processing facilities. Its architecture prioritizes non-stop operation, providing a stable platform for critical infrastructure.

Part Number Breakdown

Technical Specifications

• Architecture: Industrial-grade RISC Processor

• Memory: 1 GB DDR4 High-Speed RAM

• Onboard Storage: 16 GB eMMC (Non-volatile program memory)

• Network Interface: Vnet / Vnet-IP deterministic control network

• Redundancy: Supports Dual-Redundant (Duplex) configuration

• MTTF: >100,000 hours

• Operating System: Windows 10 IoT Enterprise (Configurable)

• Dimensions: 2.5 cm × 20.3 cm × 15.2 cm

• Weight: 0.7 kg (Standard) / 1.5 kg (Shipping Weight)

• Country of Origin: Japan

Engineering Advantages

• Seamless Failover Performance: The CP461-10 S1 supports dual-redundant configurations. If a fault occurs in the primary unit, the standby module assumes control instantly without disrupting the process, maintaining zero-downshift continuity.

• Deterministic Execution: This module eliminates "jitter" in control loops. It executes logic blocks with precise scan timing, ensuring that high-pressure or high-temperature safety loops react within calculated windows.

• Maintenance Without Shutdown: The hot-swap capability allows technicians to replace a faulty processor in a redundant set while the system remains online. This eliminates the need for plant shutdowns during CPU maintenance or hardware upgrades.

• High-Density Thermal Design: The industrial cabinet-mounted form factor optimizes airflow. This design prevents thermal throttling even when the processor executes 100% load during complex sequence logic operations.

• Long-Term Lifecycle Stability: Yokogawa builds the CP461 series to endure the 20+ year lifecycles common in the oil and gas industry, offering better hardware availability and spare-part support than standard PLC hardware.

FAQs

• Can I upgrade my CENTUM CS 3000 system with the CP461-10 S1?

  Yes, the CP461-10 S1 maintains backward compatibility with CENTUM CS 3000 systems. However, always verify that your current bus interface and software revision support this specific processor model.

• What is the procedure for online replacement in a redundant system?

  In a duplex configuration, simply extract the standby (non-active) module and insert the new CP461-10 S1. The system automatically synchronizes the control database and program memory from the active partner.

• Does this module require a separate battery for memory backup?

  The CP461-10 S1 utilizes non-volatile eMMC storage for the program memory, which retains the control logic during power loss without relying solely on traditional battery backup.

• Is this a genuine Yokogawa product?

  We guarantee that all CP461-10 S1 units are 100% New and Original, sourced directly from Yokogawa Japan, and ship in original factory packaging with a 12-month warranty.