Foxboro RH924WA FCP280 Field Control Processor Module
Configured for high-throughput process execution and dynamic signal interface in Foxboro Evo and I/A Series DCS networks, the Foxboro RH924WA (FCP280 Field Control Processor Module) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FCP280 (RH924WA) |
| Brand | Foxboro by Schneider Electric |
| Origin | USA |
| Weight | 0.65 kg |
| Dimensions | 114 mm x 51.5 mm x 147 mm |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | 10 W typical |
| Processor Architecture | 64-bit RISC CPU |
| Memory (Volatile) | 256 MB SDRAM |
| Memory (Non-volatile) | 128 MB Flash |
| I/O Capacity | Supports up to 64 Fieldbus Modules (FBMs) |
| Control Network | 100 Mbps Fiber Optic Ethernet |
| Input Voltage | 24 VDC |
| Compliance | IEC 61508 (SIL 2 Capability), API 670 |
Process Control & DCS Network Performance
The 64-bit RISC architecture executes high-density control routines while managing data transmission across 100 Mbps fiber optic networks. The unit processes field signals with strict channel-to-channel isolation, preserving 4-20 mA HART loop protocol integrity during full database updates. Internal signal pathways accommodate FOUNDATION Fieldbus / Profibus PA connectivity, and integrated cold junction compensation (CJC) processing maintains temperature measurement accuracy across high-density I/O distributions.
Frequently Asked Questions
Q: Can an engineer replace a legacy FCP270 controller with the RH924WA module in an existing baseplate assembly?
A: Upgrading requires validating baseplate slot alignment and system software levels to support the expanded 64-FBM addressing space and 256 MB SDRAM memory mapping.
Q: How does the RH924WA preserve control configuration through an unannounced power disruption?
A: Onboard 128 MB flash memory stores the non-volatile system image and logic database, allowing automatic re-initialization upon 24 VDC power restoration.
Q: What mechanisms ensure bump-less transfer during redundant controller failover events?
A: In a dual-module baseplate configuration, dedicated synchronization channels update memory states in real-time, allowing the secondary processor to assume primary control without loop disturbance.
Field Installation Guidelines
Lock the RH924WA module into its designated baseplate position using the mechanical retention latches to ensure complete backplane bus mating. Connect dual 24 VDC power lines from separate power supplies to provide uninterrupted power feed redundancy. Inspect all fiber optic cable ends for contamination and maintain standard minimum bend radii during connection to safeguard optical signal throughput. Attach the baseplate assembly directly to the cabinet ground bus bar with a dedicated grounding strap to prevent ground loop noise from degrading system communication.
What's clients say about us
Excellent Emergency Support!
Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.
Mark Thompson
Maintenance Manager, USAReliable Source for New Spares
Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
Robert Hoffmann
Engineering Lead, GermanyTop-tier Service and Quality
We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.
Lucas Müller
Operations Director, GermanyRelated Products
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Guide
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