FBM203

Overview

The FBM203 is a Foxboro RTD input module with 8 isolated channels for resistance temperature detectors.

Input Channels

• Number of Channels: 8 isolated and independent

• Analog Accuracy:

• FBM203/d & FBM203b: ±0.03% of span

• FBM203c: ±0.1% of span

• Temperature Coefficient: ±50 ppm/°C

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

• Integration Period: Software configurable

• Common Mode Rejection: >125 dB at 50/60 Hz

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

Sensor Compatibility

• Supported Sensors: Platinum (DIN, SAMA, IEC), Nickel (SAMA), Copper

• Nominal Resistance:

• FBM203/203D: Platinum 100 Ω @ 0°C, Nickel 235 Ω @ 0°C

• FBM203B: Platinum 200 Ω @ 0°C, Nickel 470 Ω @ 0°C

• FBM203C: Copper 10 Ω @ 25°C

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