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The TK-PRS021 is a high-performance Control Processor Module designed for the Honeywell Experion PKS environment. Serving as the primary computational engine, this module executes complex control algorithms, manages extensive I/O databases, and enables real-time communication...
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The TK-PRS021 is a high-performance Control Processor Module designed for the Honeywell Experion PKS environment. Serving as the primary computational engine, this module executes complex control algorithms, manages extensive I/O databases, and enables real-time communication across industrial networks. With 4MB of high-speed user memory, it delivers the processing power necessary for sophisticated automation tasks while maintaining low-latency execution of PID loops and logic sequences.
Built for mission-critical reliability, the TK-PRS021 fully supports redundant primary-secondary configurations, ensuring continuous plant operation even in the event of a hardware failure. Its rugged industrial design withstands wide temperature ranges, vibration, and mechanical shock, making it ideal for harsh environments such as refineries, power plants, and large-scale manufacturing facilities.
| Feature | Details |
|---|---|
| Model Number | TK-PRS021 |
| Part Numbers | 51404305-275 / 51309283-200 |
| Device Category | Control Processor Module / CPU |
| User Memory | 4MB Flash/RAM for data and logic storage |
| Redundancy Support | Primary-secondary configuration capable |
| Protocol Compatibility | Fieldbus, Ethernet, Honeywell proprietary I/O links |
| Operating Temperature | -40°C to +70°C |
| Physical Dimensions | 17.8 cm x 7.6 cm x 27.9 cm |
| Unit Weight | 1.9 kg |
Distributed Control Systems (DCS): Serving as the primary logic solver for Experion PKS Series C and integrated TDC 3000 systems.
Process Automation: Executing mission-critical control strategies in petrochemical, chemical, and pharmaceutical plants.
Critical Infrastructure: Managing utility-scale processes such as power distribution and water treatment where uptime is essential.
Q: Does the TK-PRS021 support hot-swapping?
A: Yes, in a redundant chassis configuration, the TK-PRS021 can be replaced or serviced while the secondary processor maintains active control of the process.
Q: How is the 4MB memory utilized?
A: The memory stores the control strategy database, runtime variables, and communication configuration files, providing ample capacity for complex industrial applications.
