Product Overview
The Schneider Electric 140DAI55300 is a Modicon Quantum discrete input module designed for stable AC signal detection in automation systems.
Core Capabilities
- Thirty-two discrete AC input channels.
- Supports 115 V AC industrial signals.
- Built for Modicon Quantum platforms.
- High reliability for continuous operation.
Input Structure
- Four isolated input groups.
- Two input words for addressing.
- Clear separation improves safety.
- Stable signal detection.
Electrical Performance
- Nominal input voltage: 115 V AC.
- Operating frequency from 47 to 63 Hz.
- Input current up to 13.2 mA.
- Maximum leakage current 2.1 mA.
Voltage Recognition
- Logic state one above 79 V AC.
- Logic state zero below 20 V AC.
- Clear switching thresholds.
- Reduces false signals.
Response Speed
- Fast response for control accuracy.
- Off to on as low as 0.75 ms.
- On to off up to 12.3 ms.
- Optimized for real-time systems.
Isolation & Protection
- 1780 Vrms isolation between groups.
- 1780 Vrms isolation to backplane.
- Strong protection against surges.
- Improves system safety.
Indicators & Diagnostics
- Green LED for bus activity.
- Red LED for fault detection.
- Individual LEDs for each input.
- Easy troubleshooting.
Power & Efficiency
- Bus current requirement: 250 mA.
- Maximum power dissipation: 10.9 W.
- Designed for dense racks.
Environmental Limits
- Operating temperature from 0 to 60 °C.
- Storage temperature down to -40 °C.
- Humidity up to 95 percent.
- Altitude support up to 5000 m.
Certifications & Compliance
- UL 508 certified.
- CSA C22.2 compliant.
- FM Class 1 Division 2 approved.
- CE marked.
Physical Details
- Standard Quantum module format.
- Net weight: 0.73 lb.
- Compact and rack friendly.
Typical Applications
- Factory automation lines.
- Power and utility systems.
- Oil and gas control panels.
- Process monitoring systems.
Product Advantages
- High channel density saves space.
- Strong noise immunity.
- Clear visual diagnostics.
- Proven Schneider Electric quality.
Warranty & Shipping
- 12 month warranty included.
- Carefully tested before shipping.
- Fast delivery via FedEx.
- UPS and DHL available.
Professional FAQ
- Is this module suitable for high voltage AC inputs?
- Yes. It is designed for 115 V AC signals.
- Can this module work in harsh environments?
- Yes. It supports wide temperature and humidity ranges.
- How do I select the correct input module?
- Match voltage type and channel count.
- Does this module support fast signal changes?
- Yes. It offers quick response times.
- Is this module compatible with older Quantum racks?
- Yes. It fits standard Modicon Quantum systems.
Contact Information
- Email: info@oiltechcontrols.com
- WhatsApp: +86 158 8020 0923
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Oiltech Controls Limited.
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