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Product Introduction: Yokogawa CP451-11
The Yokogawa CP451-11 is a high-performance CPU module designed for the CENTUM CS 3000 distributed control system (DCS). It plays a crucial role as the main processing unit, ensuring seamless communication, control, and coordination across multiple subsystems in industrial automation environments. With robust real-time control capabilities and high reliability, the CP451-11 is ideal for process industries requiring uninterrupted operations, such as petrochemical, power generation, oil & gas, and manufacturing.
Equipped with advanced processor technology and large internal memory, the CP451-11 supports complex control applications, high-speed data processing, and integration with various I/O modules and networks. It is engineered to meet the high demands of industrial automation, ensuring dependable performance even in harsh conditions.
Product Features & Advantages
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High-Speed Processing: Utilizes powerful processors to handle complex logic and large-scale control operations.
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Integrated Communication: Supports various communication protocols for smooth data exchange between subsystems and external networks.
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System Redundancy: Enables dual-redundant CPU configurations, enhancing system reliability and minimizing downtime.
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Flexible Configuration: Easily integrates with other Yokogawa components in the CENTUM CS 3000 series.
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Long-Term Support: Backed by Yokogawa’s global service network and long-term parts availability.
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Robust Design: Industrial-grade construction allows operation in demanding environments with high temperature and electrical noise tolerance.
Technical Specifications of Yokogawa CP451-11
| Parameter | Value |
|---|---|
| Model | CP451-11 |
| Product Type | CPU Module for CENTUM CS 3000 |
| System Compatibility | CENTUM CS 3000 |
| Processor | High-speed microprocessor |
| Internal Memory | 16 MB (approximate) |
| Communication Ports | Vnet/IP, Ethernet |
| Operating Voltage | 24 VDC (supplied via base module) |
| Power Consumption | 12W |
| Operating Temperature Range | 0°C to 50°C |
| Storage Temperature Range | -20°C to 70°C |
| Relative Humidity | 5% to 95% RH (non-condensing) |
| Dimensions | 200 x 90 x 155mm |
| Weight | 0.85kg |
| Mounting | Mounted on the base unit |
| Certification | CE, CSA, ATEX compliant |
Applications
The Yokogawa CP451-11 is widely used in the following industrial sectors:
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Oil & Gas Refineries: Controls continuous operations, safety interlocks, and process optimization.
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Chemical & Petrochemical Plants: Manages batch and continuous process control with redundancy.
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Power Generation: Used in turbine control, boiler management, and substation automation.
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Pharmaceutical Industry: Ensures compliance with regulatory requirements and batch traceability.
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Water & Wastewater Treatment: Controls treatment stages, pump stations, and flow regulation.
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Steel & Metal Processing: Used in furnace control, rolling mills, and energy management.
Advantages of the CP451-11
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Redundant Operation Support: Enables dual CPU configuration for uninterrupted control.
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Real-Time Operation: Optimized for deterministic control and rapid response times.
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Low Power Consumption: Designed to be energy efficient even under continuous load.
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Extended Lifecycle: Offers long-term support and spare part availability.
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Industrial-Grade Reliability: Ensures stable operation in harsh environments.
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Easy Maintenance: Modular design allows quick replacement and troubleshooting.
Frequently Asked Questions (FAQ)
Q1: What is the CP451-11 used for?
A1: It is a CPU module used in Yokogawa’s CENTUM CS 3000 control systems for handling real-time processing, logic control, and communication.
Q2: Can CP451-11 be used in redundant configurations?
A2: Yes, it supports dual-redundant operation to increase system availability and reliability.
Q3: What protocols are supported by CP451-11?
A3: It supports Vnet/IP and Ethernet protocols for communication with other system components.
Q4: What are the physical dimensions of the CP451-11?
A4: The module measures 27 mm wide, 130 mm high, and 176 mm deep.
Q5: Is the CP451-11 suitable for high-temperature environments?
A5: Yes, it operates in temperatures from 0°C to 50°C and is built to withstand industrial environments.
Q6: How is the CP451-11 powered?
A6: It is powered via a 24VDC supply from the system base module.
Q7: Is there support for diagnostics and error detection?
A7: Yes, it includes built-in diagnostics and system status indicators for monitoring and maintenance.
Q8: Can it be used in hazardous environments?
A8: Yes, with appropriate system certification like ATEX, it is suitable for hazardous area use.
Q9: What type of memory does CP451-11 use?
A9: It includes high-capacity internal memory (approximately 16MB) for logic and process storage.
Q10: Is CP451-11 backward compatible with older systems?
A10: It is designed for CENTUM CS 3000, but integration with legacy systems may be possible via gateway modules.
Recommended Related or Compatible Models (Same Series)
| Model | Description |
|---|---|
| CP451-10 | Previous version of CP451 CPU module |
| CP461-10 | Enhanced CPU with larger memory |
| CP471-10 | High-performance model with faster processing |
| CP345 | Compact CPU for smaller installations |
| CP401-10 | Legacy model for earlier DCS systems |
| CP451-12 | Variant with extended memory configuration |
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| Model | Description |
|---|---|
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