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 features four 0-20 mA DC analog input channels and four 0-20 mA DC analog output channels, providing robust analog signal processing capabilities. Each channel is galvanically isolated from the others and from ground, ensuring high reliability and noise immunity.
Product Parameters
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Input Channels: Four 0-20 mA DC analog inputs
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Output Channels: Four 0-20 mA DC analog outputs
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Input Range: 0 to 20.4 mA DC
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Output Range: 0 to 20 mA DC
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Precision: ±0.03% of full scale
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Temperature Coefficient: ±50 ppm/°C
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Input Impedance: 61.5Ω (nominal)
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Output Load: Up to 750Ω
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Conversion Technology: Sigma-Delta data conversion for high accuracy
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Operating Temperature: -40°C to +85°C
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Humidity Rating: 5% to 95% noncondensing
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Power Consumption: 7W
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Dimensions: 120 mm x 70 mm x 30 mm
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Weight: 0.708 lbs
Product Specifications
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Channel Isolation: Galvanically isolated inputs and outputs
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Communication: Redundant 2 Mbps module Fieldbus
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Compatibility: Compatible with standard HART signals
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Housing: Rugged aluminum alloy, suitable for Class G3 (harsh) environments
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Visual Indicators: Red and green LEDs for status indication
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Maintenance: Easy removal and replacement without disconnecting field wiring
Series
The FOXBORO FBM204 is part of the Foxboro I/A Series, a comprehensive DCS designed for industrial automation and process control.
Features
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High Accuracy: Achieved through Sigma-Delta data conversion
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Rugged Design: Suitable for harsh industrial environments
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Configurable Options: Conversion time, rate of change limits, and fault-safe configuration
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Distributed Control: Supports distributed PIDA (DPIDA) control blocks for fast control loops
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Easy Integration: Compatible with various sensors and actuators
Functions
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Signal Processing: Converts analog signals from sensors to digital signals for the control system
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Control Output: Provides reliable outputs for actuators and other devices
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Data Acquisition: Collects and processes data from field devices
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Monitoring and Alarming: Monitors process variables and triggers alarms based on predefined conditions
Uses
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Process Control: Ideal for precise control and monitoring of industrial processes
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Data Acquisition: Ensures accurate and reliable data acquisition from field devices
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System Integration: Facilitates seamless integration with existing industrial automation systems
Application Fields
The FOXBORO FBM204 is widely used in:
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Petrochemical Industry: For precise control and monitoring of processes
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Chemical Processing: Ensuring consistent product quality through precise process control
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Power Generation: Monitoring and controlling power generation units
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Water and Wastewater Treatment: Adjusting flow rates, pH levels, and other parameters
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Food and Beverage Processing: Ensuring consistent product quality in food processing and storage
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General Industrial Automation: Suitable for a wide range of industrial applications
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