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Schneider Electric 140DAI74000C Modicon Quantum Digital VAC Input Module

Brand/Manufacturer: Schneider Electric

Order Number: 140DAI74000C

Type: Digital Input Modules

Country of Origin: France

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

Designed for the Modicon Quantum automation platform, the 140DAI74000C is a 16-channel digital alternating current input module engineered for reliable 230 V AC signal monitoring in demanding industrial environments. It supports multiple software environments including Concept, Unity Pro, and ProWORX 32, featuring robust channel isolation, integrated status LEDs, and a conformal coating for enhanced durability.

Technical Information

Parameter Specification
Model 140DAI74000C
Brand Schneider Electric
Series Modicon Quantum automation platform
Product Type Digital VAC input module
Number of Discrete Inputs 16
Channel Groups 16
Discrete Input Voltage 230 V AC
Input Current 11.5 mA at 57–63 Hz, 9.7 mA at 47–53 Hz
Voltage Status 1 Guaranteed 165–264 V AC (57–63 Hz), 175–264 V AC (47–53 Hz)
Voltage Status 0 Guaranteed 0–40 V AC (47–63 Hz), 0–40 V AC (47–53 Hz)
Input Impedance 26,500 ohm capacitive (57–63 Hz), 31,800 ohm capacitive (47–53 Hz)
Mains Frequency Limits 47–63 Hz
Maximum Leakage Current 2.6 mA
Absolute Maximum Input 264 V continuous, 300 V (10 s), 400 V (1 cycle)
Response Time 4.9 ms – 0.75 ms x line cycle (off-on), 7.3–12.3 ms (on-off)
Insulation Resistance 1780 Vrms for 1 minute (between channels and terminal rail)
Bus Power Requirements 180 mA
Maximum Power Loss 5.5 W
Conformal Coating Humiseal 1A33
Operating Temperature 0–60 °C
Storage Temperature -40–85 °C
Relative Humidity 95% (dew concentration not permitted)
Operating Altitude $\le 5,000$ m
Product Weight 0.35 kg
Certifications CSA C22.2 No 142, UL 508, FM Class 1 Division 2, cUL, CE

Functional Characteristics and Configuration

The module monitors sixteen discrete 230 V AC input channels, grouping them with individual point status monitoring via front-panel LEDs. It features optical and galvanic isolation rated at 1780 Vrms for 1 minute between channels and the terminal rail, protecting the backplane bus from transient overvoltages.

Compatible software packages such as Unity Pro and Concept handle configuration and register mapping within the Modicon Quantum rack. The unit incorporates Humiseal 1A33 conformal coating to withstand harsh industrial atmospheres, complying with IEC 801-2 and IEC 801-3 standards for electrostatic discharge and electromagnetic field immunity.

Frequently Asked Questions

Q: What software environments are supported for configuring this module? A: The module is supported by Concept, Unity Pro, and ProWORX 32 software suites within the Modicon Quantum architecture.

Q: What level of insulation is provided between the channels and the terminal rail? A: It provides an insulation rating of 1780 Vrms for 1 minute between channels and the terminal rail.

Q: What environmental protection is applied to the circuitry? A: The module features Conforming coating Humiseal 1A33 to protect against environmental contaminants in industrial settings.

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Testimonials

Fast Delivery, Excellent Quality


We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.

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Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

- David Smith

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"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

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