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140DAI34000

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140DAI34000
May 16, 2026

140DAI34000

140DAI34000 Modicon Quantum Discrete Input Module

Description

140DAI34000

Modicon Quantum 16 Channels 24V AC Discrete Input Module

English Specification Manual

1. General Information

Part Number: 140DAI34000
Manufacturer: Schneider Electric
Series: Modicon Quantum
Module Type: AC Digital Input Module
Channel Quantity: 16 points
Installation: Single slot, hot swappable
Coating: Standard non-conformal coating
Weight: Approx 0.3kg
Application: Industrial field 24V AC signal collection, switch status monitoring

2. Electrical Parameters

Rated Input Voltage: 24V AC
Working Frequency Range: 47Hz ~ 63Hz
Logic ON Voltage Range: 16~30V AC(60Hz), 18~30V AC(50Hz)
Logic OFF Voltage Range: 0~6V AC(60Hz), 0~5V AC(50Hz)
Typical Input Current: 12mA@60Hz, 10.7mA@50Hz
Response Time
OFF to ON: 0.75~4.9ms
ON to OFF: 7.3~12.3ms
Isolation Voltage: 1780Vrms 1 minute between channel and bus
Backplane Current Consumption: 180mA
Max Power Consumption: 5.5W
Internal Power Supply: Powered by PLC backplane

3. Terminal Definition

Internal grouping: Two groups, 8 channels per group
Common terminal design: Independent common terminal for each group
Field wiring mode: Screw terminal wiring
Wiring method: Connect 24V AC power between common terminal and input signal terminal

4. Indicator Function

IN0~IN15 Green LED: Corresponding channel input status, light on means signal input
ACTIVE Green LED: Module normal communication with backplane
F Red LED: External circuit fault, overvoltage or short circuit alarm

5. Environmental Parameters

Operating Temperature: 0℃ ~ +60℃
Storage Temperature: -40℃ ~ +85℃
Relative Humidity: 5%~95% non-condensing
Max Working Altitude: 2000m
Anti-electrostatic: 4kV contact discharge, 8kV air discharge
Electromagnetic Anti-interference: Meet industrial EMC standard
Protection Grade: IP20

6. Installation Instructions

  1. Cut off PLC rack power supply before installation

  2. Insert the module into any single slot of Quantum backplane and lock tightly

  3. Field signal wiring shall be firm and avoid virtual connection

  4. Long-distance signal cables are recommended to use shielded cables with single-point grounding

7. Software Configuration

Applicable programming software: Unity Pro, Concept, ProWORX 32

  1. Add 140DAI34000 module in hardware configuration

  2. Default input address range: %I0 ~ %I15

  3. Set software input filter time as required

  4. Compile and download configuration program to PLC CPU

8. Fault Diagnosis

All input indicators not lit: Check external 24V AC power supply and common line wiring
Fault red light always on: External circuit short circuit, overvoltage or wiring error
Communication indicator off: Module loose insertion or backplane failure
Signal jump unstable: Poor field grounding or strong electromagnetic interference

9. Certification Standard

CE certification, UL508, CSA C22.2 No.142
FM Class I Division 2 hazardous area certification
RoHS environmental protection compliant

10. Model Classification

140DAI34000: Standard non-coated version
140DAI34000C: Conformal coated version for harsh environment


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