FBM237

Product Overview

The FBM237 is a Foxboro 0–20 mA output module, redundant-ready, for analog signal transmission.

Output Performance

• Output Range: 0 … 20.4 mA DC per channel

• Accuracy: ±0.05% of span (0.1–20 mA)

• Temperature Coefficient: ±50 ppm/°C

• Resolution: 13 bits

• Output Load: 750 Ω max

• Processing Delay: 30 ms max

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

Communication & Power

• Interface: Module fieldbus to FCM/FCP

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

• Power Consumption: 7 W max

• Heat Dissipation: 5 W max

• Calibration: Not required

Environmental Limits

• Operating Temperature: Module −20 … +70 °C; Termination PVC −20 … +50 °C, PA −20 … +70 °C

• Storage Temperature: −40 … +70 °C

• Relative Humidity: 5 … 95% non-condensing

• Operating Altitude: −300 … +3,000 m; Storage Altitude: −300 … +12,000 m

Dimensions

• Height: 102 mm (114 mm including mounting lugs)

• Width: 45 mm

• Depth: 104 mm

---