Overview
The Yokogawa CP99A‑A is a high-performance CPU module designed for CENTUM XL and μXL Distributed Control Systems (DCS). Serving as the system’s central processor, it executes complex control logic, manages communication with analog and digital I/O modules, and ensures stable, high-speed operation in mission-critical industrial environments. Its robust design supports long-term reliability and smooth integration with legacy and modern CENTUM systems.
Technical Specifications
| Attribute | Details |
|---|---|
| Model | CP99A‑A |
| System Compatibility | CENTUM XL, μXL, and related Yokogawa control platforms |
| Processor Speed | Up to 1 GHz |
| Memory | 128 MB RAM, 128 MB Flash |
| Communication Protocols | PROFIBUS-DP, DeviceNet, Modbus Master, CANopen, OPC-UA |
| Power Supply | 12 VDC or 24 VDC depending on configuration |
| Operating Temperature | -20°C to +60°C |
| Dimensions | 173 mm × 100 mm × 30 mm |
| Weight | 1.64 lbs |
Key Features
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Executes advanced control logic for precise system automation
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Coordinates data exchange between analog and digital I/O modules
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High-speed processing ensures stable and reliable operations
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Multi-protocol communication enables integration with third-party systems
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Compact design fits easily in processor nests for upgrades or replacements
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Ideal for both new installations and legacy system upgrades
Applications
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Oil and gas processing
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Chemical and petrochemical plants
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Power generation and energy management
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Pharmaceutical and biotech production
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Continuous or batch industrial process control
FAQ
Q: What is the difference between CP99A‑A and CP98A‑A?
A: The CP99A‑A offers higher processor speed (up to 1 GHz), larger memory (128 MB RAM/Flash), and support for additional communication protocols, making it ideal for system upgrades.
Q: Is this module hot-swappable?
A: No, CP99A‑A is not hot-swappable. Replacement requires system downtime.
Q: Which I/O modules are compatible?
A: Fully compatible with standard analog and digital I/O modules within CENTUM XL and μXL systems.
