140DDI35310C
Product ID:25895
Updated: 2026/7/14
Key Features
- 1Ensure reliable 32-channel discrete input processing with 24V DC negative logic.
- 2Provide robust 1780 Vrms isolation for enhanced electrical safety and noise immunity.
- 3Minimize power consumption and heat generation at 1.5W + (0.26 x points on).
- 4Monitor status easily with 32 green LEDs, one red fault LED, and one green bus LED.
- 5Meet UL 508 and CSA standards as a certified Green Premium product.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Modicon Quantum automation platform | Product or Component Type | Low voltage dc discrete input modules |
| Discrete input number | 32 | Group of channels | 4 |
| Logic input | Negative (source) | Discrete input voltage | 24 V DC |
| input voltage limits | 19.2...30 V | Voltage state 1 guaranteed | -30...-15 V DC |
| Voltage state 0 guaranteed | -5...0 V DC | Current state 1 guaranteed | >= 2.5 mA at Us = - 14 V |
| Current state 0 guaranteed | <= 0.5 mA | Addressing requirement | 2 input words |
| input impedance | 2400 Ohm | Maximum leakage current | 200 mA at Us = 5.5 V and Uin = 4 V |
| Absolute maximum input | 30 V continuous<br />50 V during 1 ms decaying pulse | Response Time | <= 1 ms from state 0 to state 1<br /><= 1 ms from state 1 to state 0 |
| Protection Type | Input protection by resistor limited | Power dissipation | 1.5 W + (0.26 x number of points on) |
| Isolation between group and bus | 1780 Vrms for 1 minute | Isolation between group | 500 Vrms for 1 minute |
| Local signalling | for bus communication is present (Active) 1 LED (green)<br /> for external fault detected (F) 1 LED (red)<br /> for input status 32 LEDs (green) | marking | CE |
| Bus current requirement | 330 mA | Module format | Standard |
| Net Weight | 0.7 lb(US) (0.3 kg) | Protective treatment | Conformal coating Humiseal 1A33 |
| Standards | CSA C22.2 No 142<br />UL 508 | Product Certifications | RINA<br />GOST<br />C-tick<br />FM Class 1 Division 2<br />RMRS |
| 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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