The Schneider Electric BMXDDI6402K is a 64-channel isolated digital input module for the Modicon X80 (M340) platform, accepting 24V DC positive logic (sink current) signals from field sensors. It delivers a typical response time of 4 ms, individual per-channel LED diagnostics, and a high MTBF of 510,000 hours, making it a reliable choice for high-density discrete I/O applications.

Technical specifications:

• Commercial reference: BMXDDI6402K
• Manufacturer: Schneider Electric
• EAN: 3595863910445
• Series / range: Modicon X80
• Number of digital inputs: 64
• Input type: Isolated, sink current (positive logic)
• Rated input voltage: 24V DC
• Input current: 0.6 mA
• Sensor supply voltage: 19…30V
• Input impedance: 40,000 Ohm
• Insulation resistance: >10 MOhm at 500V DC
• Typical response time: 4 ms; Maximum response time: 7 ms
• Typical current consumption: 160 mA at 3.3V DC
• Power dissipation: 4.3W
• Voltage detection threshold: <14V DC (sensor fault), >18V DC (sensor OK)
• Protection: 1 external 0.5A fast fuse per channel group
• MTBF: 510,000 hours
• IP protection rating: IP20
• Operating temperature: 0…60C
• Storage temperature: -40…85C
• Relative humidity: 5…95% at 55C, non-condensing
• Vibration resistance: 3 gn; Shock resistance: 30 gn
• Operating altitude: up to 5000 m (with derating above 2000 m)
• Dielectric strength: 1500V AC 50/60 Hz 1 min (primary/secondary); 500V DC 1 min (between channel groups)
• Product weight: 0.145 kg

Features and benefits:

• 64 isolated inputs in a single module maximize I/O density within Modicon X80 racks
• Individual per-channel LED indicators enable rapid fault identification without additional test equipment
• External fuse protection per channel group safeguards wiring and connected sensors
• Broad temperature and humidity ratings suit demanding industrial environments
• High MTBF of 510,000 hours supports long-term reliability in continuous production settings

Applications:

• Discrete manufacturing and machine automation using Modicon M340/X80 PLCs
• High-density 24V DC sensor signal acquisition in industrial control panels
• Process control and building automation systems integrated with Modicon controllers
• Infrastructure and utility monitoring requiring large numbers of isolated digital inputs

Compliant with 2014/35/EU Low Voltage Directive and 2014/30/EU EMC Directive. Part of the Schneider Electric Modicon X80 range.

Also known as: Schneider BMXDDI6402K, Schneider Electric BMXDDI6402K, Modicon X80 64-input digital module, M340 discrete input module 24VDC.