Product Overview

The Foxboro FBM207B is a high-precision contact sense input module designed for industrial automation and distributed control systems (DCS). Engineered for reliability in challenging environments, it offers accurate voltage monitoring and discrete input acquisition, making it ideal for mission-critical applications where signal integrity is essential.

This module integrates seamlessly into I/A Series systems and other compatible DCS or PLC platforms, enabling straightforward expansion or system upgrades. Its robust design features galvanic isolation for each input, reducing electrical interference and enhancing operational safety in complex control systems.

Compact and rugged, the FBM207B is suitable for installation in confined control cabinets, and it performs reliably across a wide temperature range. With both single and redundant module configurations, it ensures continuous operation even in demanding industrial settings.

Key Technical Features

• Supports 16 discrete input channels

• Accepts discrete input signals:

• 15–60 V DC (contact sense)

• 120 V AC / 125 V DC (voltage or switch inputs)

• 240 V AC (voltage or switch inputs)

• Each input is galvanically isolated; group isolation provided with external excitation

• Single or redundant module options

• Compact, rugged design suitable for harsh Class G3 environments

• Supports local or remote Termination Assemblies (TAs) for field wiring

• TAs provide additional signal conditioning, voltage attenuation, and optical isolation

• Configurable input filter time, pulse counting, discrete input processing, and sequence-of-events logging

Technical Specifications

• Module Type: Contact Sense Input Module

• Brand: Foxboro

• Model Number: FBM207B

• Series: I/A Series

• Weight: 0.32 kg

• Dimensions (WxHxD): 4.5 x 11 x 11.5 cm

• Input Voltage Range: 15–60 V DC, 120 V AC / 125 V DC, 240 V AC

• System Compatibility: DCS / PLC

• Operating Environment: Class G3 (harsh)

• Origin: USA

• Minimum Order Quantity (MOQ): 1

• Discontinued: Dec 31, 2018

• Communication: Ethernet router support