Model Foxboro FEM100
Type Fieldbus Electronic Module (FOUNDATION™ Fieldbus H1)
Compatibility Foxboro I/A Series DCS (requires FMM chassis or compatible fieldbase)
Protocol Support FOUNDATION™ Fieldbus H1 (IEC 61158-2)
Number of Channels Typically 1 or 2 Fieldbus segments per module (varies by configuration)
Power Supply 24 V DC (via chassis or external fieldbus power supply)
Segment Power Provides conditioned power to Fieldbus segments (e.g., 19-23 V DC)
Isolation 1500 V AC (channel-to-channel and channel-to-system)
Communication Speed 31.25 kbit/s (standard Fieldbus H1 rate)
Max Devices per Segment Up to 16 Fieldbus devices per segment
Operating Temperature 0°C to 60°C (32°F to 140°F)
Redundancy Support Yes (optional redundant configuration)
Diagnostics LED status indicators for power, communication, and faults
Certifications ATEX, IECEx, CE (depending on installation and region)
The Foxboro FEM100 is a Fieldbus Electronic Module designed for the Foxboro I/A Series distributed control system (DCS). It serves as a critical interface between field devices and the control network, specifically supporting FOUNDATION™ Fieldbus H1 protocols. This module enables seamless integration of smart field instruments (e.g., transmitters, valve positioners) into the DCS, facilitating advanced diagnostics, real-time data exchange, and reduced wiring complexity.