ABB IMDSI22 Digital Input Module

Overview

• Provides 16 digital input channels
• Known for reliability and accuracy in monitoring various signals and processes

Technical Specifications

Power Requirements

• Operating Voltage: 95 mA at 5 VDC (typical), 115 mA maximum
• Overvoltage Category: I for circuits >150 V, II for circuits <150 V

Digital Inputs

• Number of Channels: 16
• Input Voltage (24 V Logic):
  • High Level Input Voltage: 4.0 Volts minimum
  • Low Level Input Voltage: 16.5 Volts maximum
  • Low Level Input Current: -11.8 mA maximum
• Turn-on Voltage (min.):
  • 120 VAC: 81 VAC
  • 24 VDC: 19.5 VDC
  • 48 VDC: 26.7 VDC
  • 125 VDC: 90.5 VDC
• Turn-off Voltage (max.):
  • 120 VAC: 45 VAC
  • 24 VDC: 13 VDC
  • 48 VDC: 13 VDC
  • 125 VDC: 55 VDC
• Maximum Input Current at Minimum Turn-on:
  • +5 V: 3.8 mA
  • +15 V: 4 mA
  • -15 V: 2 mA
  • +24 V: 2.4 mA
• Off-leakage Current (max.):
  • Vin ≤45 VAC 60 Hz: 1.6 mA
  • Vin ≤10.5 VDC: 50 nA
• DC Response Time (Debounce Filter): 17 ms (fixed)

Mounting

• Occupies one slot in a standard module mounting unit

Environmental

• Ambient Temperature (per IEC 68-2-1, 2, 14): 0°C to 70°C (32°F to 158°F) (internal cabinet rating)
• Relative Humidity (per IEC 68-2-3):
  • 5% to 95% up to 55°C (131°F), non-condensing
  • 5% to 45% at 70°C (158°F), non-condensing
• Pollution Degree: 1
• Atmospheric Pressure: Sea level to 3 km (1.86 miles)
• Air Quality (per ISA S71.04, Class LA, LB, LC - Level 1): Non-corrosive

Insolation

• Voltage (±10%): 24 VDC, 48 VDC, 125 VDC, 120 VAC
• Current: 5.5 mA, 4.7 mA, 4.5 mA, 6 mA
• Turn-on Voltage (min.): 19.5 VDC, 26.7 VDC, 90.5 VDC, 81 VAC
• Turn-off Voltage (max.): 13 VDC, 13 VDC, 55 VDC, 45 VAC
• Maximum Input Current at Minimum Turn-on: 4 mA, 2 mA, 2.4 mA, 3.8 mA
• Off-leakage Current (max.): 50 nA, 50 nA, 1 µA, 1.6 mA
• DC Response Time (Debounce Filter): 17 ms (fixed)

Electromagnetic Compatibility

• Conducted Transients:
  • Electrostatic Discharge (IEC 61000-4-2, EN 61000-4-2): Contact: ±6 kV, Air: ±8 kV
  • Insulation Resistance (100/500 VDC): 100 MΩ N/A
  • Dielectric VAC (45 - 65 Hz) or VDC: 1.4 kV rms/1 min. or 1.95 kV DC/1 min.
  • Impulse Voltage (1.2/50 µS): ±2.55 kVp ±1 kVp
  • Voltage/Current Surge (1.2/50 µS to 8/20 µS) (IEC 61000-4-5, EN 61000-4-5): ±2 kVp ±1 kVp
  • Fast Transient Bursts (IEC 61000-4-4, EN 61000-4-4): ±2 kVp N/A
  • Damped Oscillatory Wave, 0.1 MHz and 1 MHz (IEC 61000-4-12, EN 61000-4-12): ±1 kVp ±0.5 kVp
  • Ring Wave (IEC 61000-4-12, EN 61000-4-12): ±2 kVp ±1 kVp