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The Foxboro FBM214 (RH927AH) is a high-performance analog input module designed for the I/A Series distributed control system. It provides eight isolated input channels for 4-20 mA DC signals with integrated support for bidirectional HART protocol communication. This module is essential for process automation in industries such as petrochemical refining, water treatment, and pharmaceutical manufacturing, enabling both primary process variable acquisition and secondary device diagnostics. By facilitating remote instrument configuration and health monitoring, the FBM214 supports predictive maintenance and improves overall system reliability.
The FBM214 is designed for use in I/A Series control systems where high-precision analog input and field device diagnostic data are required. Typical applications include monitoring pressure, flow, temperature, and level transmitters that utilize HART-enabled field instrumentation for advanced asset management and process control.
| Model | FBM 214b (RH927AH) |
| Brand | Foxboro by Schneider Electric |
| Module Type | HART Communication Analog Input |
| Input Channels | 8 isolated |
| Signal Range | 4-20 mA DC |
| HART Protocol | Versions 5, 6, 7 |
| Accuracy | +/- 0.03% of span |
| Resolution | 15 bits |
| Operating Temperature | -20 to +70 deg C |
| Storage Temperature | -40 to +85 deg C |
| Power Consumption | 3.5 W (Max) |
| Isolation | 600 VAC (input-to-bus and input-to-ground) |
Yes, the FBM214 supports bidirectional HART communication, allowing for remote configuration and diagnostic data retrieval from field instruments directly through the Foxboro I/A Series system.
Yes, the module is designed to support redundant pair configurations, where a secondary module tracks the primary to provide seamless, bumpless failover in the event of a primary module fault.