IMDSI02

Overview

• Model: IMDSI02

• Type: Digital Slave Input Module

• The IMDSI02 is a digital slave input module designed by ABB for use in the Infi 90 system, providing reliable input signal processing and isolation for enhanced protection in automation networks.

Power Requirements

• Voltage: +5 VDC (±5%)

• Current Consumption: 55 mA @ +5 VDC (typical), 79 mA (maximum)

Digital Inputs

• Voltages:

• 24 VDC (±10%)

• 125 VDC (±10%)

• 120 VAC (±10%)

• Current (typical):

• 4.5 mA @ 24 VDC

• 5.0 mA @ 125 VDC

• 7.0 mA @ 120 VAC rms @ 60 Hz

• Turn-On Voltage (minimum):

• 24 VDC: 21.4 VDC

• 125 VDC: 95.0 VDC

• 120 VAC: 85.0 VAC

• Turn-Off Voltage (maximum):

• 24 VDC: 12 VDC

• 125 VDC: 60 VDC

• 120 VAC: 42 VAC

• Maximum Input Current at Minimum Turn-On:

• 24 VDC: 3 mA @ 21.4 VDC

• 125 VDC: 3 mA @ 95.0 VDC

• 120 VAC: 5 mA @ 85.0 VAC, 60 Hz

• Off Leakage Current (maximum):

• 24 VDC: 10 µA (@ Vin ≤ 12 VDC)

• 125 VDC: 10 µA (@ Vin ≤ 60 VDC)

• 120 VAC: 1.6 mA (@ Vin ≤ 42 VAC, 60 Hz)

• DC Response Time:

• DC ‘Fast’: 1.5 ms

• DC ‘Slow’: 17 ms

Isolation

• 300 volts rms between input and logic circuitry and input to input

• CSA approved for 300 volts isolation

Environmental Conditions

• Ambient Temperature: 0°C to 70°C (32°F to 158°F)

• Relative Humidity:

• 0% to 95% up to 55°C (131°F) (non-condensing)

• 0% to 45% at 70°C (158°F) (non-condensing)

• Atmospheric Pressure: Sea level to 3 km (1.86 miles)

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