140CRA21120

Product ID:35645
Updated: 2026/7/14
schneider 140CRA21120

Key Features

  • 1Ensure efficient I/O communication in automation systems.
  • 2Safeguard devices with short-circuit and overvoltage protection.
  • 3Perform diagnostic checks during startup and runtime.
  • 4Enhance reliability with two redundant connection ports.
  • 5Minimize heat generation with 11W power dissipation.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Range of Product
Modicon Quantum automation platform
Product or Component Type
DIO drop interface
Number of port
2 redundant
[Us] rated supply voltage
24 V DC
Supply voltage limits
20…30 V
Maximum supply current
1.6 A 24 V
Inrush current
30 A 24 V
Maximum buffer time
1 ms
Associated fuse rating
2.5 A
Output voltage
5.1 V
Nominal output current
3 A
Minimum load current
0 A
Short-circuit protection
With
Output overvoltage protection
With
I/O words
30 I/32 O
Typical backplanes
2 positions<br />3 positions<br />6 positions<br />16 positions<br />4 positions<br />10 positions
Diagnostics startup
Checksum<br />RAM<br />RAM address
Diagnostics run time
Checksum<br />RAM address<br />RAM
Power dissipation in W
11 W
Connections - Terminals
Terminal block, 7 poles
Module format
Standard
Resistance to electrostatic discharge
4 kV contact IEC 801-2<br />8 kV on air IEC 801-2
Resistance to electromagnetic fields
9.1 V/m (10 V/m) 80…2000 MHz IEC 801-3
Ambient Air Temperature for Operation
32…140 °F (0…60 °C)
Ambient Air Temperature for Storage
-40…185 °F (-40…85 °C)
Relative Humidity
95 % without condensation
Operating altitude
<= 16404.2 ft (5000 m)
Protective treatment
TC
Standards
UL 508
Product Certifications
GOST<br />C-tick<br />DNV<br />CSA Class 1 Division 2<br />UL

Specifications may be subject to change without notice

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