Product Details
Description
The Yokogawa CP451-51 S2 Processor Module is a compact CPU unit designed for reliable operation in CENTUM VP control systems. It delivers stable processing performance with 20 MHz CPU speed and supports communication via RS-485. Built for harsh industrial environments, it provides consistent operation across wide temperature ranges and offers efficient memory management for process control tasks.
Technical Specifications
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Manufacturer Yokogawa Electric Corporation
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Model CP451-51 S2
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Product Type Processor Module
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Processor Speed 20 MHz
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Memory 32 KB RAM, 16 KB Flash
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Power Supply 24 VDC ±10%
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Input Voltage 24 VDC
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Output Voltage 5 VDC
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Communication Interface RS-485
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Operating Temperature -25°C to +70°C
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Storage Temperature -40°C to +85°C
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Dimensions 10.2 cm × 3.8 cm × 10.2 cm
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Weight 0.3 kg
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Mounting Type Rack or backplane integration
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Design Focus High reliability, stable operation in demanding industrial conditions
Application Scenarios
Ideal for CENTUM VP distributed control systems in power generation, chemical processing, and other industrial automation applications requiring small, reliable CPU modules.
FAQ
Q1 What communication protocol does CP451-51 support?
A1 It uses RS-485 for stable serial communication with external devices.
Q2 What temperature ranges can it operate in?
A2 The module operates from -25°C to +70°C and can be stored from -40°C to +85°C.
Q3 How does it compare to CP461-E1?
A3 CP451-51 has lower processing speed and memory than CP461-E1 but is optimized for compact, energy-efficient applications.
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
Master Acceptance Testing: Understanding FAT and SAT in Industrial Control Systems
Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) serve as critical quality assurance gateways in complex industrial control systems. Both procedures verify that programmable logic controllers (PLCs), distributed control systems (DCS), and associated field devices meet strict functional specifications. However, executing these tests effectively requires clear delineation between off-site staging and final field commissioning.
Industrial Networking Essentials: Demystifying Hubs, Switches, and Routers in Control Systems
Industrial automation relies heavily on robust networking infrastructure to connect programmable logic controllers (PLCs), distributed control systems (DCS), and human-machine interfaces (HMIs). Modern factory automation environments generate vast amounts of real-time operational data across deterministic networks. Understanding the structural differences between hubs, switches, and routers ensures optimal traffic segmentation, minimizes latency, and maintains high network availability.
Safety Relays in Industrial Automation: Fundamentals, Design Standards, and Fail-Safe Architecture
Safety relays form the bedrock of functional safety in modern factory automation, preventing catastrophic equipment failure and protecting plant personnel. While standard electromechanical relays handle basic load switching, they lack the redundant diagnostics required for high-risk industrial environments. Modern industrial automation platforms—including programmable logic controllers (PLCs) and distributed control systems (DCS)—rely on specialized safety relays to monitor field devices and isolate hazards instantly.