Product Details
Overview
The Yokogawa CP451-11 is a high-speed processor module engineered for seamless integration within CENTUM CS and CENTUM VP distributed control systems (DCS). As part of Yokogawa’s reliable CP451 family, it is designed to deliver superior computing power, system scalability, and robust performance in continuous process control environments.
Key Features
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High-Performance Processor: 32-bit CPU operating at 400 MHz for efficient real-time control and computation
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Memory Capacity: 128 MB standard, expandable to 512 MB for larger automation applications
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Comprehensive I/O Support:
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32 serial ports
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16 parallel ports
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8 analog inputs
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8 analog outputs
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Durability and Reliability: Built for harsh environments with wide operating temperature and vibration resistance
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Ease of Integration: Simplified installation and maintenance for DCS environments
Technical Specifications
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Model Number: CP451-11
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Manufacturer: Yokogawa Electric Corporation
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Processor Type: 32-bit microprocessor
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Clock Frequency: 400 MHz
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Standard Memory: 128 MB (expandable to 512 MB)
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Operating Temperature: -20 to 60°C (-4 to 140°F)
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Humidity Range: 5%–95% RH (non-condensing)
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Vibration Resistance: 0.5 mm peak-to-peak at 5–500 Hz
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Shock Resistance: 5 g for 20 ms
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Mounting Type: Rack-mounted DCS module
Applications
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Process and plant automation in oil, gas, and chemical industries
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DCS controller upgrades and expansions
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Real-time control and monitoring of production lines
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Long-term system modernization projects
FAQ
Q: Which DCS systems support the CP451-11 module?
A: The CP451-11 is compatible with Yokogawa CENTUM CS and CENTUM VP control platforms.
Q: Can the memory be expanded for larger projects?
A: Yes, it supports expansion up to 512 MB for enhanced performance and scalability.
Q: What environmental conditions can it operate in?
A: It performs reliably from -20°C to 60°C with high humidity tolerance and strong vibration resistance.
Similar Model Comparison
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CP451-10: Offers similar performance but with a smaller memory configuration
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CP461-50: Enhanced DSP-based architecture for faster signal processing
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.