2025-07-14 BY
IN Company News

FOXBORO FBM204 Product Overview

Product Description

The FOXBORO FBM204 is a high-performance 0-20 mA input/output module designed for the FOXBORO I/A Series Distributed Control System (DCS). It provides four 0-20 mA DC analog input channels and four 0-20 mA DC analog output channels, with each channel electrically isolated from the others and from ground. This module is designed to interface with a variety of analog sensors and actuators, such as 4-20 mA transmitters or self-powered 20 mA sources.

Product Parameters & Specifications

  • Input Channels: Four 0-20 mA DC analog input channels.
  • Output Channels: Four 0-20 mA DC analog output channels.
  • Isolation: Galvanic isolation between channels and ground.
  • Accuracy: ±0.03% of span for input channels.
  • Temperature Coefficient: ±50 ppm/°C.
  • Conversion Technology: Sigma-Delta data conversion for high precision.
  • Operating Voltage: 24 V DC (+5%, -10%).
  • Power Consumption: 7 W maximum.
  • Operating Temperature: -20°C to +70°C.
  • Humidity: 5% to 95% RH (non-condensing).
  • Dimensions: 146 mm (H) × 89 mm (W) × 30 mm (D).
  • Weight: Approximately 0.35 kg – 0.5 kg.
  • Communication Interface: 2 Mbps redundant fieldbus.

Series

The FBM204 belongs to the FOXBORO I/A Series.

Features

  • High Precision: Achieved through Sigma-Delta data conversion for each channel.
  • Rugged Design: Suitable for harsh industrial environments (Class G3).
  • Visual Indicators: LEDs for clear status indication of module functions.
  • Easy Maintenance: Designed for easy removal and replacement without disconnecting field device wiring.
  • Fieldbus Communication: Interfaces with a redundant 2 Mbps fieldbus for enhanced reliability.

Functions & Uses

  • Signal Conversion: Converts analog signals from sensors to digital signals for the control system.
  • Control Signal Execution: Sends control signals to actuators and other devices.
  • System Integration: Integrates seamlessly with FOXBORO I/A Series controllers and other industrial devices.

Application Fields

  • Process Control: Chemical, petrochemical, and power generation industries.
  • Industrial Automation: Manufacturing and production processes.
  • Building Automation: HVAC, lighting, and other building systems

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