• Foxboro FBM214
  • Foxboro FBM214
  • Foxboro FBM214
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Foxboro FBM214 (RH927AH) I/A Series HART Communication Analog Input Module

Foxboro FBM214 (RH927AH) I/A Series HART Communication Analog Input Module

Description

The Foxboro FBM214 (RH927AH) is a high-performance analog input module designed for the I/A Series distributed control system. It provides eight isolated input channels for 4-20 mA DC signals with...

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SKU: FBM214
Vendor: Foxboro
Category: Analog Input Module
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Description

The Foxboro FBM214 (RH927AH) is a high-performance analog input module designed for the I/A Series distributed control system. It provides eight isolated input channels for 4-20 mA DC signals with integrated support for bidirectional HART protocol communication. This module is essential for process automation in industries such as petrochemical refining, water treatment, and pharmaceutical manufacturing, enabling both primary process variable acquisition and secondary device diagnostics. By facilitating remote instrument configuration and health monitoring, the FBM214 supports predictive maintenance and improves overall system reliability.

Features

  • Eight independent, galvanically isolated 4-20 mA DC input channels.
  • Integrated HART protocol support (Versions 5, 6, and 7) for bidirectional digital communication.
  • Supports redundant pair configurations for bumpless failover in critical control loops.
  • High-density architecture with dedicated per-channel microprocessing.
  • Continuous internal diagnostics for sensor burnout, short circuit detection, and hardware health monitoring.
  • Deterministic data updates via the 2 Mbps redundant Module Fieldbus.

Applications

The FBM214 is designed for use in I/A Series control systems where high-precision analog input and field device diagnostic data are required. Typical applications include monitoring pressure, flow, temperature, and level transmitters that utilize HART-enabled field instrumentation for advanced asset management and process control.

Technical Specifications

Model FBM 214b (RH927AH)
Brand Foxboro by Schneider Electric
Module Type HART Communication Analog Input
Input Channels 8 isolated
Signal Range 4-20 mA DC
HART Protocol Versions 5, 6, 7
Accuracy +/- 0.03% of span
Resolution 15 bits
Operating Temperature -20 to +70 deg C
Storage Temperature -40 to +85 deg C
Power Consumption 3.5 W (Max)
Isolation 600 VAC (input-to-bus and input-to-ground)

Installation Guidelines

  • Ensure the control system is powered down before inserting or removing the module from the baseplate.
  • Use shielded twisted-pair cabling for all analog input connections to minimize electromagnetic interference (EMI).
  • Ensure proper grounding of cable shields at the field termination assembly (FTA) or as specified by the plant grounding scheme.
  • Maintain adequate clearance around the module to ensure proper airflow and cooling, especially in high-density rack configurations.
  • Handle the module using ESD-safe practices to prevent damage to internal electronic components.

FAQ

Does this module support HART device configuration?

Yes, the FBM214 supports bidirectional HART communication, allowing for remote configuration and diagnostic data retrieval from field instruments directly through the Foxboro I/A Series system.

Can the FBM214 be used in redundant configurations?

Yes, the module is designed to support redundant pair configurations, where a secondary module tracks the primary to provide seamless, bumpless failover in the event of a primary module fault.