Overview

The FBM204 is an advanced I/O Module featuring 0 to 20 mA input and output channels, designed for high-precision signal conversion and seamless integration with field sensors in industrial environments.

Features

• Input and Output Channels
  • Four 20 mA dc analog input channels
  • Four 20 mA dc analog output channels
  • Galvanically isolated channels for independent operation
• Signal Conversion and Accuracy
  • High-accuracy with ±0.03% of span for both input and output channels
  • Sigma-Delta A/D conversion for input channels
  • Output channels with 13-bit resolution
• Environmental and Operational Benefits
  • Rugged design suitable for Class G3 environments
  • Field device cabling flexibility with a function of compliance voltage and wire gauge
  • Maximum output load: 750 Ω
  • Protection against short circuits and overcurrent
  • HART® Protocol compatibility for seamless integration with HART-enabled devices
• Configuration Options
  • Configurable integration period and conversion time
  • Rate of Change Limits can be set for controlled signal behavior
  • Fail-safe configuration options (Hold/Fallback)

Input/Output Specifications

• Input Channels
  • Accuracy: ±0.03% of span
  • Input Impedance: 61.5 Ω (nominal)
  • Common Mode Rejection: >100 dB at 50 or 60 Hz
  • Field Device Cabling Distance: Dependent on compliance voltage and wire gauge
• Output Channels
  • Accuracy: ±0.03% of span
  • Output Load: Maximum 750 Ω
  • Output Processing Delay: 30 ms maximum
  • Field Device Cabling Distance: Dependent on compliance voltage and wire gauge

Physical Specifications

• Module Dimensions
  • Height: 102 mm (4 in), 114 mm (4.5 in) including mounting lugs
  • Width: 45 mm (1.75 in)
  • Depth: 104 mm (4.11 in)
  • Weight: 284 g (10 oz)
• Termination Assemblies
  • Compression Type: 159 g (0.35 lb)
  • Ring Lug Type: 204 g (0.45 lb)
• Mounting Options
  • DIN rail mounting (horizontal or vertical)
  • Mounts horizontally on a 19-inch rack using a mounting kit

Additional Information

• Module Mounting:
  • FBM204 module mounts on a baseplate, with options for mounting on DIN rails or a 100 Series conversion mounting structure.
• Termination Assemblies:
  • DIN rail mounting compatible with 32 mm (1.26 in) and 35 mm (1.38 in) styles.