FBM201 Foxboro Analog Input Interface Module

FBM201 Foxboro Analog Input Interface Module | New & Original Stock

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Foxboro FBM201 RH914SQ Analog Input Interface Module The Foxboro FBM201 RH914SQ, also cataloged as the FBM201 Analog Input Interface Module,...

SKU: FBM201

Manufacturer: Foxboro
Product No.: FBM201
Product Type: Analog Input Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 284g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Foxboro FBM201 RH914SQ Analog Input Interface Module

The Foxboro FBM201 RH914SQ, also cataloged as the FBM201 Analog Input Interface Module, operates as a dedicated hardware component for multi-channel analog signal acquisition within Foxboro 200 Series I/O subsystem networks. The module executes high-accuracy sigma-delta data conversions for field sensor loops and transfers digitized values across redundant module Fieldbus communication lanes.

Hardware Specifications

Parameter	Specification
Model	FBM201 RH914SQ (Includes P0914SQ variants)
Brand	Foxboro (by Schneider Electric)
Origin	USA
Weight	0.284 kg (Module only)
Dimensions	10.4 cm x 4.5 cm x 11.4 cm
Operating Temp	-40 to +70 deg C
Power Consumption	7 W (Maximum)
Input Channels	8 isolated and independent channels
Input Range	0 to 20 mA dc (Standard FBM201 variant)
Signal Conversion	16-bit sigma-delta A/D conversion per channel
Heat Dissipation	3 W (Maximum)
Relative Humidity	5 to 95% (Noncondensing)
Environmental Limits	Class G3 harsh environments; Altitude -300 to +12,000 m
Communication	Redundant 2 Mbps module Fieldbus

Channel-to-Channel Isolation and Process I/O Processing

The FBM201 subassembly implements strict per-channel galvanic isolation, separating each of the 8 analog input signals from all adjacent circuits and the system reference ground. This prevents loop errors caused by common-mode voltages and ground loops within active 4-20 mA HART loop protocol lines.

The onboard processor executes dedicated analog input application programs that manage conversion timing, configuration parameters for integration intervals, and Rate of Change Limits. Bus communications interface with corresponding Fieldbus Communication Modules (FCM) or Fieldbus Control Processors (FCP) via the 2 Mbps backplane interface, enabling fast data refreshes without requiring external software calibration.

Frequently Asked Questions

Q: Can the FBM201 be removed from the baseplate while the 200 Series system is under power? A: Yes. The module features a hot-swapping hardware design. It can be inserted or extracted from its modular baseplate without interrupting the communication integrity of the redundant 2 Mbps Fieldbus or disrupting adjacent active modules.

Q: Does the FBM201 provide loop power for 2-wire field transmitters? A: The FBM201 itself acts as an isolated measurement interface. Loop power distribution to internally or externally powered field transmitters is managed through the companion Termination Assemblies (TAs) assigned to the specific field wiring framework.

Q: What is the purpose of the configurable integration time on this module? A: The integration time allows the sigma-delta converters to reject power line frequency noise and transient EMI. Industrial technicians can configure these parameters to optimize rejection levels for 50 Hz or 60 Hz background interference.

Field Installation Guidelines

Baseplate Engagement and Seating: Align the FBM201 with the targeted slot on the modular baseplate. Push firmly until the internal connector pins are completely seated against the backplane shroud. Tighten the integral retention fasteners to prevent accidental dislocation from vibration.
Environmental Shielding and Grounding: For installations within Class G3 environments, verify that the enclosure doors remain sealed and that the module is mounted on a properly grounded baseplate track. Ensure all field cable shields are terminated at the enclosure ground bar rather than the module itself.
Wiring Configurations via Termination Assemblies: Route all field sensor connections through the authorized FBM201 Termination Assemblies. Maintain separate wire ways for low-level 0-20 mA signaling wires and high-voltage AC electrical distribution lines.
Convective Cooling Clearances: Ensure that the natural airflow pathways surrounding the module chassis are free from obstructions. Maintain prescribed cabinet clearances to ensure that heat dissipation does not exceed the 3 W maximum limit within high-density panels.

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