Schneider | 140DDI35300 | Modicon Quantum DC Discrete Input Module

Product Description

The Schneider 140DDI35300 Low Voltage DC Discrete Input Module is designed for the Modicon Quantum automation platform, providing reliable monitoring of 32 discrete DC input signals. With fast response times, robust isolation, and diagnostic LEDs, it ensures dependable performance in industrial automation environments.

Technical Specifications

Main

• Range of Product: Modicon Quantum automation platform

• Product Type: Low voltage DC discrete input module

• Discrete Input Channels: 32

Complementary

• Group of Channels: 4

• Logic Input: Positive (sink)

• Nominal Input Voltage: 24 V DC

• Input Voltage Limits: 19.2–30 V DC

• Voltage State 1 (Guaranteed ON): 15–30 V DC

• Voltage State 0 (Guaranteed OFF): -3–5 V DC

• Current State 1 (Guaranteed ON): ≥2 mA at Us = 5.5 V, Uin = 0 V

• Current State 0 (Guaranteed OFF): ≤0.5 mA

• Addressing Requirement: 2 input words

• Input Impedance: 2500 Ω

• Maximum Leakage Current: 200 mA at Us = 5.5 V, Uin = 4 V

• Absolute Maximum Input:

  • 30 V continuous

  • 56 V during 1.3 ms decaying pulse

• Response Time: ≤1 ms (state 0 → 1 and state 1 → 0)

• Protection Type: Input protection by resistor limitation

• Power Dissipation: 1.7 W + (0.36 × number of points ON)

• Isolation:

  • 1780 Vrms between group and bus (1 min)

  • 500 Vrms between groups (1 min)

• Bus Current Requirement: 330 mA

• Local Signaling:

  • 1 green LED for bus communication (Active)

  • 1 red LED for external fault (F)

  • 32 green LEDs for input status

• Module Format: Standard

• Net Weight: 0.3 kg

Environment

• Standards: UL 508, CSA C22.2 No 142

• Certifications: C-Tick, DNV, RINA, RMRS, BV, GOST, ABS

• Electrostatic Discharge Resistance: 4 kV contact, 8 kV air (IEC 801-2)

• Electromagnetic Field Resistance: 10 V/m, 80–2000 MHz (IEC 801-3)

• Operating Temperature: 0–60 °C

• Storage Temperature: -40–85 °C

• Relative Humidity: 95% without condensation

• Operating Altitude: ≤5000 m

Application Scenarios

• Monitoring of DC-powered switches, sensors, and relays in Modicon Quantum systems

• Power generation and utility plants requiring reliable discrete input acquisition

• Industrial automation environments with high isolation and diagnostic signaling

FAQ

Q: How many inputs does the 140DDI35300 support? A: It supports 32 discrete DC input channels.

Q: What is the nominal input voltage? A: 24 V DC, with limits between 19.2–30 V DC.

Q: Does the module include diagnostic LEDs? A: Yes, it includes LEDs for bus communication, fault detection, and individual input status.