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Schneider 140DAI74000C Discrete Input Module Introduction
The Schneider 140DAI74000C is a high-reliability discrete input module designed for the Modicon Quantum series PLC systems. It provides fast and accurate acquisition of 120 V AC input signals, enabling precise monitoring of field devices in industrial automation processes. Its robust construction ensures long service life in demanding environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Discrete Input Module |
| Model Number | 140DAI74000C |
| Input Voltage | 120 V AC |
| Number of Inputs | 32 |
| Input Type | Sink |
| Input Current | 10 mA @ 120 V AC |
| Isolation | 2500 V RMS |
| Response Time | ≤ 1 ms |
| Dimensions (W × D × H) | 103.9 × 40.3 × 250 mm |
| Weight | 0.35 kg |
| Operating Temperature | 0 to 60 °C |
Applications
The 140DAI74000C is widely used in industrial automation systems for monitoring discrete signals such as push buttons, limit switches, and contactors. It is particularly suited for manufacturing plants, power generation facilities, and large-scale process control systems requiring reliable input acquisition.
Advantages
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High-speed response for real-time signal monitoring
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Compact design saves panel space
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High isolation voltage for better protection
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Easy integration with Modicon Quantum PLCs
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Durable and stable performance in harsh environments
FAQ
Q1: What is the input voltage range of the 140DAI74000C?
A1: The input voltage is 120 V AC nominal.
Q2: How many input channels does it have?
A2: The module has 32 discrete input channels.
Q3: What is the module’s response time?
A3: The typical response time is less than 1 millisecond.
Q4: Is this module compatible with Modicon Quantum PLCs?
A4: Yes, it is fully compatible with Modicon Quantum PLCs.
Q5: Can it operate in high-temperature environments?
A5: It can operate in temperatures ranging from 0 to 60 °C.
Q6: Does it provide galvanic isolation?
A6: Yes, it provides 2500 V RMS isolation between channels and system.
Q7: What is the weight of the module?
A7: The weight of the module is 0.35 kg.
Q8: What are its physical dimensions?
A8: The dimensions are 103.9 × 40.3 × 250 mm.
Q9: What type of input signal does it accept?
A9: It accepts 120 V AC sink type signals.
Q10: Is the installation process complicated?
A10: No, it is designed for easy installation in standard Quantum racks.
Related or Same Series Models
| Model | Description | Inputs/Outputs | Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 140DAI74010 | Discrete Input Module | 16 inputs | 120 V AC | 103.9 × 40.3 × 250 | 0.35 |
| 140DDI35300 | Discrete Input Module | 32 inputs | 24 V DC | 103.9 × 40.3 × 250 | 0.35 |
| 140DDI84100 | Discrete Input Module | 64 inputs | 24 V DC | 103.9 × 40.3 × 250 | 0.40 |
| 140DAI55300 | Discrete Input Module | 32 inputs | 48 V AC | 103.9 × 40.3 × 250 | 0.35 |
| 140DAO84000 | Discrete Output Module | 64 outputs | 24 V DC | 103.9 × 40.3 × 250 | 0.40 |
| 140DDO35300 | Discrete Output Module | 32 outputs | 24 V DC | 103.9 × 40.3 × 250 | 0.35 |
Popular Schneider Models
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