140CRA21120

Overview

140CRA21120 is a dual-port DIO drop interface module from Schneider’s Modicon Quantum series, designed for 24 V DC systems with built-in diagnostics and protection.

Electrical Data

• Rated Supply Voltage: 24 V DC

• Supply Voltage Limits: 20–30 V

• Max Supply Current: 1.6 A

• Inrush Current: 30 A

• Associated Fuse Rating: 2.5 A

• Output Voltage: 5.1 V

• Nominal Output Current: 3 A

• Minimum Load Current: 0 A

• Short-Circuit Protection: Yes

• Overvoltage Protection: Yes

I/O & Ports

• Ports: 2 redundant

• I/O Words: 30 input / 32 output

• Typical Backplanes: 2, 3, 4, 6, 10, or 16 positions

• Terminal Block: 7-pole

Diagnostics

• Startup Checks: Checksum, RAM, RAM address

• Run-Time Checks: Checksum, RAM, RAM address

Power & Format

• Power Dissipation: 11 W

• Module Format: Standard

Environmental Ratings

• ESD Protection: 4 kV contact, 8 kV air (IEC 801-2)

• EM Field Immunity: 9.1 V/m (IEC 801-3, 80–2000 MHz)

• Operating Temperature: 0…60 °C (32…140 °F)

• Storage Temperature: -40…85 °C (-40…185 °F)

• Relative Humidity: 95%, non-condensing

• Max Altitude: 5000 m (16404.2 ft)

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