The Schneider Electric BMXDDI1602 is a 16-channel isolated digital input module for the Modicon X80 platform, designed to connect 24 V DC positive logic field devices to a Modicon M340 PLC backplane. It supports both 2-wire and 3-wire proximity sensors and provides a typical response time of 4 milliseconds per input channel.

Technical specifications:

• Commercial reference: BMXDDI1602
• Manufacturer: Schneider Electric
• EAN: 3595863910001
• Series / range: Modicon X80
• Product type: Digital input module
• Number of digital inputs: 16
• Input type: Isolated, sink current (positive logic)
• Rated input voltage: 24 V DC
• Rated input current: 3.5 mA
• Input impedance: 6800
• Sensor supply voltage: 19…30 V
• Guaranteed state 1: >= 2 mA
• Guaranteed state 0: <= 1.5 mA
• Typical response time: 4 ms
• Maximum response time: 7 ms
• Typical current consumption: 76 mA at 3.3 V DC
• Power dissipation: 2.5 W
• Insulation resistance: > 10 MOhm at 500 V DC
• Dielectric strength: 1500 V AC at 50/60 Hz, 1 minute, primary/secondary
• Protection: 1 external 0.5 A fast fuse per channel group, polarity reversal protection
• MTBF: 775,000 hours
• IP protection rating: IP20
• Operating temperature: 0…60 C
• Storage temperature: -40…85 C
• Relative humidity: 5…95% at 55 C, non-condensing
• Operating altitude: up to 2000 m (2000…5000 m with derating)
• Vibration resistance: 3 gn
• Shock resistance: 30 gn
• Weight: 0.115 kg
• Warranty: 18 months

Features and benefits:

• 16 isolated digital inputs with sink current positive logic for reliable discrete signal acquisition
• Compatible with 2-wire and 3-wire proximity sensors per IEC 60947-5-2 and IEC 61131-2 type 3
• Per-channel green LED diagnostics plus module-level RUN and ERR indicators for fast fault identification
• Built-in polarity reversal protection and voltage detection threshold for robust field wiring
• Parallel input connection supported for flexible sensor wiring configurations
• MTBF of 775,000 hours for high reliability in continuous industrial operation

Applications:

• Connecting discrete proximity sensors and limit switches to Modicon M340 PLC systems
• Machine automation and manufacturing process control panels
• Distributed I/O expansion within Modicon X80 automation architectures
• Industrial control cabinets requiring 24 V DC sensor interfacing

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 BMXDDI1602, Schneider Electric BMXDDI1602, Modicon M340 digital input module, Modicon X80 16-input module.