140DDI84100 | Schneider Electric | DC Discrete Input Module

Product Description

The 140DDI84100 DC discrete input module is part of the Schneider Electric Modicon Quantum automation platform. Designed for demanding industrial environments, this module provides reliable signal acquisition with high immunity to electrical noise and robust isolation.

Key Features

• Product Range: Modicon Quantum automation platform

• Type: DC discrete input module

• Number of Inputs: 16 channels, grouped into 8 pairs

• Logic Type: Positive (sink)

• Input Voltage Range: 10–60 V DC

• Typical Input Current:

  • 12 V: 5–10 mA

  • 24 V: 6–30 mA

  • 48 V: 2–15 mA

  • 60 V: 1–5 mA

• Guaranteed ON State Voltage:

  • 12 V ±5% (9–12 V)

  • 24 V ±20% (11–24 V)

  • 48 V ±20% (34–48 V)

  • 60 V ±20% (45–60 V)

• Guaranteed OFF State Voltage:

  • 12 V ±5% (0–1.8 V)

  • 24 V ±20% (0–5 V)

  • 48 V ±20% (0–10 V)

  • 60 V ±20% (0–9 V)

• Absolute Max Voltage: 75 V DC

• Response Time: 4 ms (ON/OFF transitions)

• Switching Frequency: ≤ 100 Hz

• Isolation:

  • Group-to-bus: 2500 Vrms for 1 minute

  • Group-to-group: 700 Vrms for 1 minute

• Power Dissipation: 1 W + (0.62 W × active points)

• Bus Current Requirement: 200 mA

• Local Indicators:

  • 1 green LED for bus communication

  • 1 red LED for external fault detection

  • 16 green LEDs for input status

• Format: Standard Quantum module

• Weight: 0.3 kg (0.7 lb US)

Environmental Ratings

• Operating Temperature: 0–60 °C (32–140 °F)

• Storage Temperature: -40–85 °C (-40–185 °F)

• Relative Humidity: Up to 95% non-condensing

• Altitude: ≤ 5000 m (16404 ft)

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

• Electromagnetic Field Resistance: 9.1 V/m (IEC 801-3, 80–2000 MHz)

Compliance & Certifications

• UL 508

• CSA C22.2 No.142

• FM Class 1 Division 2

• CE Marking

• C-Tick

Application Scenarios

This module is ideal for monitoring DC signals in process automation, manufacturing lines, and energy systems. It ensures reliable input detection in environments with high electrical interference, making it suitable for critical control applications.

FAQ

Q: Can this module be used in hazardous locations? A: Yes, it is certified for FM Class 1 Division 2 environments.

Q: What is the maximum input voltage supported? A: The absolute maximum input voltage is 75 V DC.

Q: How does the module indicate faults? A: A dedicated red LED provides external fault detection.