140CPU43412AC
Product ID:31698
Updated: 2026/7/15
Key Features
- 1Ensure up to 10 years of reliable operation with a long-life lithium battery.
- 2Support seamless connectivity with 1 Modbus Plus and 2 Modbus RS232 ports.
- 3Monitor system health easily via a watchdog timer and detailed LED indicators.
- 4Execute efficient control with a 66 MHz processor and 896 KB of internal RAM.
- 5Handle up to 64 local I/O points and 500 distributed network I/O points.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Modicon Quantum automation platform | Product or Component Type | Processor |
| Software name | ProWORX 32<br />Concept | Processor name | 80486 |
| Mathematical coprocessor | With | Clock frequency | 66 MHz |
| Memory description | Internal RAM 896 kB | Exact time for 1 Kinstruction | 0.1...0.5 ms LL984 |
| Watchdog timer | 250 ms | Clock drift | +/-8 s/day 32…140 °F (0…60 °C) |
| I/O words | 30 I/32 O distributed<br />64 I/64 O max local<br />64 I/64 O remote | I/O words/network | 500 I/500 O distributed |
| Drops/network | 63 distributed | Number of drops | 31 remote |
| Number of network | 2 remote<br />3 distributed | Battery type | Lithium 7 µA 210 µA |
| Battery Capacity | 1.2 Ah | Battery Life | 10 year(s) |
| Number of port | 1 Modbus Plus<br />2 Modbus RS232 | Communication module processor capacity | 6 NOM, NOE, CR, NMS |
| Switch Function | Key switch | marking | CE |
| Bus current requirement | 1250 mA | Module format | Standard |
| Net Weight | 1.87 lb(US) (0.85 kg) | Protective treatment | Conformal coating Humiseal 1A33 |
| Product Certifications | cUL<br />FM Class 1 Division 2 | Standards | UL 508<br />CSA C22.2 No 142 |
| 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) |
Specifications may be subject to change without notice
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