140CRA21120C
Product ID:35646
Updated: 2026/4/3

Key Features
- 1Diagnose system health with startup and runtime monitoring. 2、Connect via RJ45 for Modbus and SUB-D 9 for Modbus Plus. 3、Achieve energy efficiency with just 11 W power dissipation. 4、Resist ESD (4kV contact) and EMF per IEC standards. 5、Operate reliably from 32 to 140 °F (0 to 60 °C).
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| 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 | 6 positions<br />3 positions<br />4 positions<br />16 positions<br />2 positions<br />10 positions |
| Diagnostics startup | RAM<br />RAM address<br />Checksum | 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 | Conformal coating Humiseal 1A33<br />TC |
| Standards | UL 508 | Product Certifications | CSA Class 1 Division 2<br />DNV<br />UL<br />GOST<br />C-tick |
Specifications may be subject to change without notice
