FBM201

Overview

The FBM201 is a Foxboro analog input module with 8 isolated channels for 0–20 mA signals.

Input Channels

• Number of Channels: 8 isolated and independent

• Input Range: 0 … 20 mA DC per channel

• Accuracy: ±0.03% of span

• Temperature Coefficient: ±50 ppm/°C

• Input Impedance: 61.5 Ω nominal

• A/D Conversion: Independent Sigma-Delta per channel

• Integration Period: Software configurable

• Common Mode Rejection: >100 dB at 50/60 Hz

• Normal Mode Rejection: >95 dB at 50/60 Hz

• Field Device Distance: Depends on compliance voltage, wire resistance, and voltage drop

Power & Thermal

• Input Voltage (Redundant): 24 V DC ±5% / −10%

• Power Consumption: 7 W

• Heat Dissipation: 4 W

Environmental Conditions

• Operating Temperature: Module −20 … +60 °C; Termination PA −20 … +70 °C

• Relative Humidity: 5 … 95% non-condensing

• Altitude: −300 … +3,000 m

Physical Specifications

• Weight: 185 g

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