Foxboro FCM10E Fieldbus Communications Module

The Foxboro FCM10E is a high-performance Fieldbus Communications Module designed to ensure seamless communication between Fieldbus Modules (FBMs) and I/A Series control stations. It interfaces with the 10 Mbps Ethernet trunk Fieldbus and converts signals between the high-speed Ethernet and the 2 Mbps signals used by the FBMs. This module provides reliable communication while maintaining galvanic isolation between the 10 Mbps Ethernet and 2 Mbps module Fieldbus.

Key Features

Ethernet to Fieldbus Conversion: The FCM10E converts 10 Mbps Ethernet signals to 2 Mbps signals for FBMs and vice versa, enabling smooth communication.
Redundant Setup: Designed for redundancy, the module can be used in pairs to ensure system reliability and uptime.
Supports Up to 30 FBMs: A pair of FCM10E modules can support up to 30 Fieldbus Modules, offering extensive connectivity for large systems.
Galvanic Isolation: The module ensures electrical isolation between the Ethernet and Fieldbus, preventing electrical noise from affecting performance.
DIN Rail Mounting: Easy installation on a DIN rail, making the module suitable for compact, industrial environments.

Technical Specifications

Specification	Details
Manufacturer	Foxboro
Part Number	FCM10E
Product Type	Fieldbus Communications Module
Signal Conversion	10 Mbps Ethernet to 2 Mbps Fieldbus
Communication Protocol	Ethernet Trunk Fieldbus (10 Mbps) to Fieldbus (2 Mbps)
Redundancy	Supports single or redundant configuration (via pair of modules)
Power Requirements	24 V DC, +5%, -10%
Maximum Power Consumption	7 W at 24 V DC
Maximum Heat Dissipation	7 W at 24 V DC
Vibration Resistance	0.75 g (5 to 200 Hz)
Operating Temperature	-40°C to +70°C (-40°F to +158°F)
Dimensions	135 x 80 x 110 mm (5.31 x 3.15 x 4.33 in)
Weight	Approx. 300 g (10.58 oz)

Environmental and Regulatory Compliance

The FCM10E meets stringent environmental and electromagnetic compatibility (EMC) standards, ensuring reliable performance even in harsh industrial environments.

Electromagnetic Compatibility (EMC):
- 30 A/m
- 10 V
- 2 kV on AC and DC power lines
- 1 kV on I/O and communication lines
- 2 kV
- 10 V/m at 80-1000 MHz
- Contact: 4 kV
- Air: 8 kV
- European EMC Directive 89/336/EEC
- EN 50081-2: Emission standard
- EN 50082-2: Immunity standard
- IEC 61000-4-2: Electrostatic Discharge (ESD) Immunity
- IEC 61000-4-3: Radiated Field Immunity
- IEC 61000-4-4: Electrical Fast Transient/Burst Immunity
- IEC 61000-4-5: Surge Immunity
- IEC 61000-4-6: Immunity to Conducted Disturbances
- IEC 61000-4-8: Power Frequency Magnetic Field Immunity
- IEC 61000-4-11: Immunity to Voltage Dips, Short Interruptions, and Variations

Mounting and Installation

The FCM10E module is designed for DIN rail mounting and is also compatible with 19-inch rack mounting when using an appropriate mounting kit. Its compact size makes it ideal for installation in both space-constrained and rugged industrial environments.

Applications

Process Automation: The FCM10E ensures robust communication between control stations and Fieldbus Modules in industries such as chemical processing, power generation, and oil & gas.
Industrial Automation: With its ability to support up to 30 FBMs, this module plays a crucial role in controlling large-scale automation systems.
Redundant Control Systems: The module’s support for redundant configurations guarantees high availability and minimal downtime for critical processes.