FBM218 Foxboro Communication Redundant Output Interface Module

Technical Specifications

• Interface Output Channels: 8 isolated output channels
• Communications to the Device
  • Type: Point-to-point, master/slave, asynchronous, half-duplex
  • Speed: 1200 baud
• Error Checking
  • Parity: Parity on each byte
  • CRC: 32-bit CRC error checking on each message
• Speed (Message Rate): 2 messages per second
• Current Outputs
  • Analog Accuracy (Includes Linearity): ±0.05% of span (between 4 mA and 20 mA)
  • Output Load: 750 Ω maximum
  • Maximum Rate of Change: 20 mA in 60 milliseconds
  • Resolution: 13 bits
• Power Requirements
  • Input Voltage Range (Redundant): 24 V dc +5% -10%
  • Consumption: 8 W (maximum)
  • Heat Dissipation: 4 W (maximum)
• Operating Conditions
  • Temperature:
    • Module: -20 to +60°C (-4 to +140°F)
    • Termination Assembly: -20 to +70°C (-4 to +158°F)
  • Relative Humidity: 5 to 95% (non-condensing)
  • Altitude: -300 to +3,000 m (-1,000 to +10,000 ft)
• Storage Conditions
  • Temperature: -40 to +85°C (-40 to +185°F)
  • Relative Humidity: 5 to 95% (non-condensing)
  • Altitude: -300 to +12,000 m (-1,000 to +40,000 ft)
• Weight:
  • Module: 185 g (6.5 oz) approximate
  • Termination Assembly:
    • Compression: 181 g (0.40 lb) approximate
    • Ring Lug: 249 g (0.55 lb) approximate
• Dimensions:
  • Height: 130 mm (5.12 in)
  • Width: 25 mm (0.98 in)
  • Depth: 150 mm (5.9 in) - Including baseplate connectors, 139 mm (5.46 in) without connectors