Schneider Electric 140DAI54000 AC Discrete Input Module

Schneider Electric 140DAI54000 AC Discrete Input Module

The Schneider Electric 140DAI54000 is a 16-channel AC input module for Modicon Quantum systems. It provides reliable monitoring of AC voltage signals from switches, sensors, and field devices, featuring individual channel isolation for enhanced safety in industrial environments.

Key Specifications

• Model: 140DAI54000
• Inputs: 16 individually isolated channels
• Voltage: 115 V AC nominal (79-132V range)
• Input Current: 11.1 mA @ 60Hz, 13.2 mA @ 50Hz
• Response Time: 4.9ms Off-On, 7.3-12.3ms On-Off
• Isolation: 1780 Vrms channel-to-channel and channel-to-bus
• Power Draw: 180 mA from backplane
• Max Input: 200V AC for 1 cycle surge protection
• Operating Temp: 0°C to 60°C

Frequently Asked Questions

• Q: What type of signals can this module read?
  A: The 140DAI54000 reads standard 115V AC discrete signals from devices like limit switches, push buttons, relay contacts, and proximity sensors with AC outputs.
• Q: How does the individual channel isolation benefit my system?
  A: Each channel has 1780V isolation, preventing fault propagation between channels and protecting the backplane from field-side voltage spikes or wiring errors.
• Q: What is the input power consumption per channel?
  A: Very low - only 11.1 mA at 60Hz or 13.2 mA at 50Hz, minimizing load on connected field devices and allowing longer wire runs.
• Q: What happens if the input voltage exceeds specifications?
  A: The module withstands surges up to 200V AC for one cycle and 156V AC for 10 seconds, providing protection against transient overvoltages.
• Q: How fast does the module respond to input changes?
  A: Fast detection with 4.9ms maximum delay for Off-to-On transitions and 7.3-12.3ms for On-to-Off transitions, suitable for most industrial monitoring applications.

Applications & Benefits

• Machine Monitoring: Position sensing, safety interlock verification
• Process Control: Level switches, flow switches, pressure switches
• High Voltage Safety: Individual isolation prevents cross-channel interference
• Visual Diagnostics: 16 green LEDs for channel status plus fault indicator
• Compact Design: 16 channels in single slot with low 0.31kg weight

Ordering & Support

• Package: One 140DAI54000 module with documentation
• Shipping: Worldwide via FedEx, UPS, or DHL
• Compliance: Meets industrial ESD and EMC immunity standards
• Support: Technical specifications and wiring guides available

The Schneider Electric 140DAI54000 provides reliable AC voltage monitoring with exceptional safety isolation. Its 16-channel design and robust construction make it ideal for industrial control panels requiring multiple AC input points.

© 2025 NexAuto Technology Limited. All rights reserved.
Original Source: https://www.nex-auto.com/
Contact: sales@nex-auto.com | Phone: +86 153 9242 9628