Product Details
Configured for precision RTD signal acquisition in I/A Series distributed control systems, the Foxboro FBM203C P0922UD (FBM203C Analog Input Module) provides direct physical/electrical execution for 8-channel resistance-based temperature sensing.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FBM203C (P0922UD) |
| Brand | Foxboro |
| Origin | Not Specified |
| Weight | 0.8 kg |
| Dimensions | 14.75 cm x 9.50 cm x 3.50 cm |
| Operating Temp | -40 deg C to +85 deg C |
| Power Consumption | Not Specified |
| Input Channels | 8 RTD channels |
| Input Range | 0 to 320 ohms |
| Accuracy | ±0.1% FS |
Process Instrumentation Connectivity and Isolation
The FBM203C architecture incorporates channel-to-channel isolation to ensure that individual RTD loops remain galvanically separated. This design mitigates common-mode interference and prevents ground loops when monitoring sensors distributed across large industrial process skids. The module utilizes the Fieldbus communication protocol to transmit linearized temperature data to the field control processor. By maintaining rigorous channel-to-channel isolation, the module ensures signal integrity for sensitive platinum and nickel RTD sensing elements, while rejecting electromagnetic noise prevalent in high-density I/O cabinet environments.
Frequently Asked Questions
Q: Does the FBM203C support online module replacement?
A: Yes, the FBM203C is designed for hot-swapping. The module may be extracted and inserted while the system is energized, provided the I/A Series chassis supports backplane power distribution during the transition.
Q: Is external signal conditioning required for the 8 RTD inputs?
A: No, the module provides direct interface capability for platinum and nickel RTD sensors. The 12-bit resolution and internal resistance sensing circuitry are sufficient for standard process monitoring without additional external signal conditioning hardware.
Field Installation Guidelines
- Mounting: Install the module into a compatible I/O baseplate within the I/A Series enclosure. Verify that the alignment pins are correctly positioned to prevent damage to the backplane communication connectors.
- Wiring Practices: Use shielded twisted-pair cabling for all RTD connections. Terminate the shield at the common ground point of the termination assembly to reduce the risk of induced noise in the 0 to 320 ohm input range.
- Environmental Limits: Ensure that the cabinet ambient temperature does not exceed the module rating of 85 deg C. Maintain adequate clearance around the module to prevent thermal accumulation within the chassis housing.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.































