Schneider BMXDDI3202K Discrete Input Module

Overview

The Schneider Electric BMXDDI3202K is a 32-channel discrete input module for the Modicon X80 platform. It supports 24V DC positive logic signals and isolated inputs for reliable industrial performance. The module offers fast response times and robust compatibility with standard industrial sensors. It suits diverse applications, including water, wastewater, packaging, mining, data centers, and power generation. The BMXDDI3202K reduces inventory, maintenance, and training costs within automation systems. It features IP20 protection and provides high operational reliability with an MTBF of 905,000 hours.

Technical Specifications

• Product Range: Modicon X80

• Module Type: Discrete input module

• Number of Inputs: 32 channels

• Input Type: Isolated, positive logic

• Input Voltage: 24 V DC

• Input Current: 2.5 mA

• Sensor Compatibility: 2-wire or 3-wire sensors per IEC 60947-5-2 and IEC 61131-2 Type 1

• Sensor Power Supply: 19–30 V

• Current Guarantee for Logic 1: ≥ 2 mA

• Current Guarantee for Logic 0: ≤ 0.5 mA

• Input Impedance: 9600 Ω

• Insulation Resistance: > 10 MΩ at 500 V DC

• Typical Power Consumption: 3.9 W

• Typical Response Time (DC): 4 ms

• Maximum Response Time (DC): 7 ms

• Parallel Input Support: No

• Protection Type: External 0.5 A fast-blow fuse per channel group

• Reverse Polarity Protection: Yes

• Voltage Detection Threshold: < 14 V DC (fault), > 18 V DC (OK)

• LED Indicators: RUN (green), Channel status (green), Module error (red), I/O error (red)

• Weight: 0.112 kg

• Dimensions: 32 × 100 × 86 mm

• IP Rating: IP20

• Environmental: Storage -40 to 85°C, Operation 0 to 60°C, 5–95% RH non-condensing

• Vibration Resistance: 3 gn

• Shock Resistance: 30 gn

• Operating Altitude: 0–2000 m (full spec), 2000–5000 m with derating

• Dielectric Strength: 1500 V AC (primary/secondary, 1 min), 500 V DC (between channel groups, 1 min)