Product Details
Configured for precision temperature measurement in I/A Series distributed control systems, the Foxboro FBM203 P0914GR (FBM203 Compact RTD Input Module) provides direct physical/electrical execution for multi-sensor input loops.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FBM203 (P0914GR) |
| Brand | Foxboro |
| Origin | Not Specified |
| Weight | 0.3 kg |
| Dimensions | 110 mm x 50 mm x 120 mm |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | Not Specified |
| Channels | 8 RTD input channels |
| Resistance Range | 0 to 320 ohms |
| Configuration | 2-wire, 3-wire, and 4-wire |
Process Instrumentation and Channel Isolation
The FBM203 module is designed to provide high-resolution temperature data via dedicated RTD input circuitry. To maintain measurement accuracy, the hardware implements robust channel-to-channel isolation, effectively preventing ground loop currents from interfering with low-level resistance signals. The module supports 2, 3, and 4-wire input configurations, allowing for lead-wire resistance compensation in long-distance sensing applications. Proper loop calibration and impedance balancing are required to ensure the module adheres to specified accuracy tolerances when interfaced with Platinum, Nickel, or Copper sensing elements.
Frequently Asked Questions
Q: Does the FBM203 support hot-swapping during active system operation?
A: Yes, the FBM203 is designed for hot-swapping within the 200 Series baseplate environment. The module can be removed and replaced without interrupting communication to other modules on the same fieldbus segment.
Q: How does the module handle lead-wire resistance in 2-wire configurations?
A: In 2-wire configurations, lead-wire resistance is additive to the sensor resistance, which can introduce measurement errors. It is recommended to utilize 3-wire or 4-wire configurations for applications where high precision is required to allow the module to perform lead-wire resistance compensation.
Field Installation Guidelines
- Mounting: Secure the module into the designated slot on a standard I/A Series baseplate. Ensure the module is fully seated to ensure reliable contact with the 2 Mbps redundant fieldbus backplane.
- Grounding and Shielding: To minimize signal noise, ensure that all RTD cable shields are terminated to the instrument ground at the termination assembly (TA). Avoid routing sensor cables in proximity to high-voltage AC lines to prevent induced electromagnetic interference.
- Environmental Considerations: The FBM203 is rated for an operating temperature range of -40 deg C to +70 deg C. Ensure the control cabinet maintains adequate air circulation to prevent localized hot spots that may exceed the module temperature rating.
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.































