Product Details
Configured for serial-to-Ethernet data bridging in I/A Series DCS platforms, the Foxboro FBM232 P0926GW (FBM232 Communication Module) provides direct physical execution of Modbus TCP/IP protocol translation.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FBM232 P0926GW |
| Brand | Foxboro |
| Origin | Not specified |
| Weight | 0.4 kg |
| Dimensions | 110 mm x 75 mm x 35 mm |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | < 2 W |
4-20 mA HART Loop Protocol
The FBM232 functions as a gateway within the DCS architecture, facilitating the integration of field instruments into Ethernet-based networks. While it primarily operates as a Modbus TCP/IP interface, it maintains support for the transmission of data derived from HART-capable field devices. Channel-to-channel isolation is maintained within the communication interface to prevent common-mode electrical noise from propagating across the Ethernet physical layer. The module does not perform cold junction compensation (CJC) natively, as its primary role is digital protocol encapsulation rather than analog signal conditioning. Signal integrity is preserved through robust galvanic isolation of the communication ports, ensuring stable data transfer even in environments subject to transient interference.
Frequently Asked Questions
Q: Can the FBM232 be deployed in outdoor environments requiring IP65 protection?
A: The module is rated for IP65 ingress protection, making it dust-tight and resistant to water jets. Ensure that cable entries are fitted with appropriately rated glands to maintain this seal during field installation.
Q: How does the FBM232 manage data synchronization for Modbus TCP/IP traffic?
A: The module utilizes standard Modbus TCP/IP master/slave polling mechanisms. Synchronization is governed by the timing parameters set within the host DCS configuration to ensure deterministic response times across the Ethernet network.
Field Installation Guidelines
- Mount the module using the integrated IP65-rated housing, ensuring that the unit is not subjected to mechanical vibration exceeding industry-standard thresholds for electronic field equipment.
- Terminate the 24 VDC power supply using shielded cable, ensuring the ground reference is bonded to the system common to prevent potential differences between the module and the DCS baseplate.
- Use category 6 (Cat6) or better shielded twisted-pair Ethernet cabling for the Modbus TCP/IP interface to minimize electromagnetic interference.
- Verify that all unused ports are properly sealed with original equipment caps to maintain the IP65 rating.
- During commissioning, perform a loop-back test on the Modbus TCP/IP traffic to confirm successful handshake and data mapping before enabling full-scale process control.
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.





























