Honeywell HC900 Series 900U01-0100 Universal Input/output Module

Specifications for the Universal Input/output Module 900U01-0100:

Channels: 16

Galvanic Isolation:

• Field Supply Voltage: 24V
• Module to Rack (Logic Side): 1.5 kVDC
• Module to Module: 1.5 kVDC

Field Supply Voltage:

• 24V DC (Typical)
• 22V DC (Minimum)
• 27V DC (Maximum)

Load:

• Maximum 4.2 Amps per module
• 500 mA per channel

Analog Input:

• Input Type: Current (2, 3, or 4-wire devices) with HART Support
• Input Channels: 16 Maximum per module (with or without open wire detect)
• A/D Converter Resolution: 16 Bit
• Input Range: 0 to 20 mA or 4 to 20 mA
• Crosstalk, DC to 60 Hz (channel-to-channel): 58dB
• Input Impedance: 250 Ω nominal
• Maximum Input Voltage (any input referenced to common, no damage): 0 ~ 30V
• Hardware Accuracy:
  • 0.1% of full-scale (23.5 ± 2°C)
  • 0.25% of full-scale (0 to +60°C)
• Transmitter Field Power Conditioning:
  • Input Filter: First-order low-pass 100Hz Max
  • Current limited to 24 mA
  • HART Multi-drop Connection: One device per channel

Open Voltage:

• 24V

Short Circuit Current:

• 7 mA

Short Circuit Detection:

• Threshold for short circuit detection:
  • 15 kΩ > 0.1 W
  • 5 kΩ > 0.25 W
• Current range for short circuit detection:
  • I > 6 mA +/-5%

Closed Contact Detection:

• Lead Breakage Detection:
  • 2.8 mA < I < 6 mA +/-5%
  • I < 0.9 mA +/-5%