Product Overview
The Schneider 140DAI75300 is a high-performance 32-point discrete input module designed for Schneider Electric’s Modicon Quantum PLC series. Specifically built for monitoring 230 VAC field signals, this module ensures fast, reliable acquisition / high-voltage digital inputs in demanding industrial environments.
With advanced channel isolation, fast response times, and real-time diagnostic LEDs, the 140DAI75300 is ideal for critical control applications where electrical robustness and accuracy are essential. Its modular design fits seamlessly into Modicon Quantum racks, making it a scalable and dependable choice for complex automation architectures.
Key Features
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32 discrete input channels for 230 VAC signal monitoring
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Inputs organized in 4 isolated groups / 8 channels each
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Fast signal detection with response times as low as 0.75 ms
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Robust electrical isolation: 1780 Vrms between groups and backplane
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Built-in diagnostic LEDs for each channel, plus bus and fault indicators
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Overvoltage protection up to 400 VAC for short durations
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Certified for use in industrial, safety, and harsh environmental conditions
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Compatible with Modicon Quantum automation systems
Technical Specifications
| Parameter | 描述 |
|---|---|
| 型号 Number | 140DAI75300 |
| Product Type | Discrete Input Module |
| Platform | Schneider Modicon Quantum PLC |
| Number / Channels | 32 Discrete Inputs |
| Input Voltage Range | 175 to 264 VAC (Logic “1” detection) |
| Input ‘0’ Threshold | 0 to 40 VAC |
| Input Frequency | 47 to 63 Hz |
| Input Current per Channel | 9.7 mA @ 47-53 Hz; 11.5 mA @ 57-63 Hz |
| Input Impedance | 31.8 kΩ capacitive @ 47-53 Hz; 26.5 kΩ @ 57-63 Hz |
| Leakage Current | ≤ 2.6 mA |
| Maximum Continuous Input Voltage | 264 VAC |
| Overvoltage Tolerance | 312 VAC for 10 seconds; 400 VAC for 1 cycle |
| Response Time (Off to On) | 4.9 ms to 0.75 ms |
| Response Time (On to Off) | 7.3 ms to 12.3 ms |
| Grouping | 4 groups / 8 channels each |
| Electrical Isolation | 1780 Vrms between groups and between groups & bus |
| Power Consumption | ≤ 5 W |
| Bus Current Draw | 250 mA |
| Status Indicators | 32 Green LEDs for inputs; Green bus LED; Red fault LED |
| Operating Temperature Range | 0°C to +60°C (32°F to 140°F) |
| Storage Temperature Range | -40°C to +85°C (-40°F to 185°F) |
| Relative Humidity | 5% to 95% non-condensing |
| Certifications & Compliance | CE, UL, cUL, CSA, FM Class 1 Division 2, RoHS |
| Dimensions | Package size: 47 x 165 x 315mm |
| 重量 | 0.3 kg |
Product Applications
The Schneider 140DAI75300 module is widely used in:
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Industrial process control and automation systems
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High-voltage monitoring for electrical panels and switchgear
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Factory automation lines for machine status and safety inputs
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Infrastructure management, such as water treatment or energy facilities
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Applications requiring reliable detection / 230 VAC digital signals
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Environments needing robust electrical isolation and fast response
Product Advantages
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High-Density Inputs: 32 input channels save space and wiring complexity
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Strong Isolation: 1780 Vrms protection enhances safety and reduces noise interference
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Fast Performance: Rapid response times ideal for time-critical processes
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Integrated Diagnostics: LEDs per channel and system indicators simplify maintenance
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Voltage Resilience: Withstands voltage transients and overvoltage conditions
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Rugged Design: Certified for use in demanding and hazardous locations
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Seamless Integration: Fully compatible with Schneider Modicon Quantum PLC architecture
常见问题 (FAQ)
1. What input voltage is required for Logic “1”?
Logic “1” is detected between 175 and 264 VAC.
2. How many input channels does the module /fer?
The module provides 32 discrete input channels, grouped into 4 isolated sets / 8.
3. Is the module suitable for high-speed signal detection?
Yes, with Off-to-On response times as low as 0.75 ms.
4. What isolation level does the module provide?
Each group is isolated at 1780 Vrms from other groups and from the system backplane.
5. Can the module tolerate voltage spikes?
Yes, it withstands 400 VAC for 1 cycle and 312 VAC for up to 10 seconds.
6. Does the module /fer diagnostic indicators?
Yes, with 32 green LEDs for input status, plus green (bus active) and red (fault) LEDs.
7. What is the maximum continuous input voltage?
The module can safely handle continuous voltages up to 264 VAC.
8. Which PLC systems is the module compatible with?
It is designed for integration with Schneider Modicon Quantum PLC platforms.
9. What environmental certifications does the module meet?
CE, UL, cUL, CSA, FM Class 1 Division 2, and RoHS compliance.
10. Can the module operate in harsh environments?
Yes, it operates from 0°C to +60°C with humidity up to 95% non-condensing.
Related 型号s
| 型号 Number | 描述 |
|---|---|
| 140DAI54300 | 16-Channel 230 VAC Discrete Input Module |
| 140DAI35300 | 32-Channel 24 VAC Discrete Input Module |
| 140DAI55300 | 32-Channel 115 VAC Discrete Input Module |
| 140DDI35300 | 32-Channel 24 VDC Digital Input Module |
| BMXDAI1604 | 16-Channel 100–120 VAC Digital Input Module (X80 Series) |
| BMXDAI0805 | 8-Channel 200–240 VAC Digital Input Module (X80 Series) |
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