Description
| Parameter | Specification Details |
| Product Name | Serial Communication Interface Module |
| Model Number | FBM231 |
| Part Number | P0973CN |
| Manufacturer | Foxboro (Schneider Electric) |
| Series | I/A Series / EcoStruxure Foxboro DCS |
| Communication Ports | 4 x RS-232, RS-422, or RS-485 (Software Configurable) |
| Baud Rate | Up to 38.4 Kbps per port |
| Protocol Support | Modbus RTU/ASCII, Allen-Bradley DF1, Custom User Protocols |
| Input Voltage | 24 VDC (via Baseplate) |
| Operating Temp | -20 to +70 °C (-4 to +158 °F) |
| Humidity | 5% to 95% Non-condensing |
| Mounting | 200 Series Baseplate |
The Foxboro P0973CN (FBM231) is a high-density serial communication interface designed to integrate third-party devices such as PLCs, motor control centers, and weigh scales into the Foxboro I/A Series ecosystem. In my experience, this module is exceptionally versatile because each of its four ports can be independently configured for different electrical standards and protocols, making it a “Swiss Army Knife” for field integration. By offloading the communication processing from the main Control Station, the P0973CN ensures that high-speed data exchange with peripheral devices does not compromise the deterministic performance of the core process control loops.
FOXBORO P0973CN
FOXBORO P0973CN
FOXBORO P0973CN
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