Overview

The FBM207 input module provides support for 16 isolated discrete input signals, with flexible voltage monitoring for a range of applications. It is designed for robust performance in harsh environments and offers various termination assembly options to facilitate connection to field wiring.

Features

• Voltage Monitoring
  • Supports inputs for:
    • 15 to 60 V dc
    • 120 V ac/125 V dc
    • 240 V ac
• Isolation
  • Each input channel is galvanically isolated, with group isolation and external excitation options
• Module Configuration
  • Available as single or redundant modules
• Harsh Environment Durability
  • Suitable for Class G3 environments
• Execution of Applications
  • Supports Discrete Input, Ladder Logic, Pulse Count, and Sequence of Events with configurable Input Filter Time
• Termination Assemblies (TAs)
  • For local or remote field wiring connection
  • Options for internally loop-powered devices
  • Signal conditioning hardware for voltage attenuation and optical isolation

Functional Specifications

• Input Channels
  • 16 isolated and independent input channels
• Pulse Count
  • No missing pulses for pulse rates 0 to 250 Hz
• Input Filter/Debounce Time
  • Configurable filter time: 4, 8, 16, or 32 ms (no filtering is also an option)
• Voltage Monitoring
  • Logic One (On-State): 15 to 60 V dc
  • Logic Zero (Off-State): 0 to 5 V dc
  • Current: 1.4 mA typical at 5 to 60 V dc
• Source Resistance Limits
  • On-State: 1 kΩ maximum at 15 V dc
  • Off-State: 100 kΩ minimum at 60 V dc
• Contact Sensor Input
  • Open-Circuit Voltage:
    • FBM207b: 24 V dc ±15%
    • FBM207c: 48 V dc ±15%
  • Short-Circuit Current: 3.2 mA typical
  • On-State Resistance: 1.0 kΩ maximum
  • Off-State Resistance: 100 kΩ minimum

Power Requirements

• Input Voltage Range
  • 24 V dc ±5% (redundant)
• Power Consumption
  • FBM207: 3 W
  • FBM207b: 4 W
  • FBM207c: 5 W
• Heat Dissipation
  • FBM207: 5.5 W
  • FBM207b: 4 W
  • FBM207c: 5 W
• Loop Power Supply Protection
  • Current limited at 3.2 mA (typical)

Environmental Specifications

• Operating Temperature
  • FBM207/b/c: -20 to +70°C (-4 to +158°F)
• Storage Temperature
  • FBM207/b/c: -40 to +70°C (-40 to +158°F)
• Relative Humidity: 5 to 95% (non-condensing)
• Altitude
  • Operating: -300 to +3,000 m (-1,000 to +10,000 ft)
  • Storage: -300 to +12,000 m (-1,000 to +40,000 ft)
• Vibration Resistance: 7.5 m/s² (0.75 g) from 5 to 500 Hz
• Contamination: Class G3 (Harsh) environments, as per ISA Standard S71.04

Physical Specifications

• Module Dimensions
  • Height: 102 mm (4 in), 114 mm (4.5 in) with mounting lugs
  • Width: 45 mm (1.75 in)
  • Depth: 104 mm (4.11 in)
• Weight
  • Module: 185 g (6.5 oz)
  • Termination Assemblies:
    • Compression Type: 272 g (0.60 lb)
    • Ring Lug Type: 400 g (0.90 lb)

Cable Specifications

• Cable Length: Up to 30 m (98 ft)
• Cable Materials: Polyurethane or Low Smoke Zero Halogen (LSZH)
• Termination Cable Type: Type 4
• Cable Connection: 37-pin male D-subminiature

Construction

• Termination Assembly Materials
  • Polyamide (PA), compression, and ring lug
• Field Termination Connections
  • Compression:
    • Solid/Stranded/AWG: 0.2 to 4 mm² (24 to 12 AWG)
    • Stranded with Ferrules: 0.2 to 2.5 mm² with or without a plastic collar
  • Ring Lug: #6 connectors (9.5 mm/0.375 in)
    • 0.5 to 4 mm² (22 AWG to 12 AWG)