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Product Introduction
The Yokogawa CP333D Processor Module is a powerful, high-reliability control processor designed for use in CENTUM CS 3000 and CENTUM VP distributed control systems (DCS). It serves as the central processing unit for the Field Control Station (FCS), managing real-time data processing, control algorithms, system communication, and diagnostic functions within industrial automation environments.
The CP333D is equipped with advanced microprocessors and integrated memory, offering high-speed control execution and robust system stability. It supports both standard and advanced process control strategies including PID control, sequence control, logic operations, and redundancy configurations. Through its reliable Ethernet-based communication infrastructure and tight integration with I/O modules, it ensures accurate, synchronized, and deterministic control execution.
Designed for mission-critical applications, the CP333D ensures continuous plant operations even under demanding conditions, making it ideal for use in oil & gas, petrochemicals, power generation, and other process-heavy industries.
Technical Specifications
| Parameter | Details |
|---|---|
| Model | CP333D |
| Function | Field Control Station (FCS) Processor Module |
| Control System Compatibility | CENTUM CS 3000, CENTUM VP |
| Processor Type | 32-bit or 64-bit RISC-based microprocessor |
| Memory Capacity | Main Memory: 64 MB – 256 MB (depending on config) |
| Program Execution Speed | <10 ms typical cycle time for 1,000 logic steps |
| Storage Medium | Flash memory for program and data retention |
| Supported Control Functions | PID, sequence, logic control, arithmetic, batch control |
| Redundancy Support | Yes (dual-redundant CPU configuration optional) |
| Communication Interface | Vnet/IP (redundant Ethernet-based control network) |
| I/O Handling | Integrated with I/O via FIO subsystem |
| Self-Diagnostics | Extensive internal diagnostics for memory, CPU, and I/O |
| Operating Temperature | 0 to 50°C |
| Storage Temperature | -20 to 70°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Power Supply | Supplied via FCS base unit |
| Mounting Type | Rack-mounted (in Yokogawa FCS cabinet) |
| Dimensions (W × H × D) | 40 × 130 × 170 mm |
| Weight | 0.9 kg |
| Certifications | CE, CSA, UL, RoHS |
Applications
The Yokogawa CP333D processor module is tailored for use in a broad spectrum of critical industrial sectors where safe, efficient, and deterministic control is a necessity:
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Oil & Gas Production and Refining – Manages compressor stations, flare systems, and gas separation units.
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Chemical and Petrochemical Plants – Executes continuous and batch processes requiring high-speed control.
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Power Generation Facilities – Supervises boiler, turbine, and generator control systems.
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Water and Wastewater Management – Controls filtration, chlorination, and pumping systems with precision.
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Pharmaceutical Manufacturing – Manages GMP-compliant batch control, formulation, and packaging.
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Pulp and Paper Industries – Ensures seamless operation of digesters, paper machines, and finishing lines.
Product Advantages
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High-Speed Real-Time Control: Executes complex control logic in milliseconds for high-speed operations.
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Reliable Redundancy: Supports dual-redundant CPU configurations for fault-tolerant systems.
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Robust Communication: Employs Vnet/IP, enabling high-speed, deterministic data exchange across the DCS.
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Flexible Architecture: Scalable to large systems with thousands of I/O points and control loops.
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Long Lifecycle: Designed for long-term industrial operation, minimizing hardware replacements.
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Secure Data Retention: Flash memory ensures data/program integrity even during power loss.
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Self-Diagnostics: Continuous internal health checks prevent control failure through predictive fault detection.
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Easy Maintenance: Hot-swap capability and modular design reduce system downtime.
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Global Compliance: Certified for use in international industrial environments.
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Integrated Batch and Logic Support: Enables mixed process strategies in a unified control environment.
Frequently Asked Questions (FAQ)
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What is the main function of the CP333D module?
The CP333D acts as the main processor for the Field Control Station, executing control logic and handling communication with the rest of the DCS system. -
Can the CP333D be used in redundant CPU configurations?
Yes, it supports dual-redundant configurations for increased system reliability. -
What communication protocol does it use?
It uses Yokogawa’s high-speed Vnet/IP Ethernet-based protocol. -
Is it compatible with both CENTUM VP and CS 3000?
Yes, it is fully compatible with both control system architectures. -
How is the CP333D powered?
It receives power from the FCS base unit in the control cabinet. -
Can it execute batch control strategies?
Yes, it supports batch control, along with PID, logic, and sequence controls. -
What kind of memory does it use?
It uses non-volatile flash memory to store control programs and system parameters. -
Is the CP333D hot-swappable?
Yes, it can be hot-swapped under a dual-redundant configuration. -
How many I/O points can it handle?
It can manage thousands of I/O points when connected to FIO or RIO systems. -
What is the weight and size of the module?
It weighs 0.9 kg and measures 40 × 130 × 170 mm.
Related Models (Same Series or Functional Category)
| Model | Function | System Compatibility | Key Feature | Remarks |
|---|---|---|---|---|
| CP451 | Controller Module | CENTUM VP | High-performance processor | Advanced control in newer VP systems |
| CP345 | Processor Module | CENTUM CS 3000 | Enhanced processing and memory | Upgrade path from CP333D |
| CP321 | Processor Unit | CENTUM CS | Entry-level processor module | Limited memory and control functions |
| CP345H | Redundant CPU Processor | CENTUM VP | Dual CPU capability | For high-availability applications |
| PFCS (Pair) | FCS Base with Dual CPUs | CENTUM VP/CS | CPU module pairing platform | Requires separate CP333D or CP345 modules |
| AFV10D | Vnet/IP Interface Module | CENTUM VP | Network interface for processors | Works in tandem with CP modules |
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|---|---|---|---|---|
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