The X20DI9371 is a high-speed, high-density digital input module designed for B&R’s X20 automation system. It provides 32 isolated digital input channels, supporting 24V DC industrial signals with advanced diagnostics and fast response times.

Key Specifications
1. Electrical Parameters
Input Channels: 32 (individually isolated)

Input Type: 24V DC (sink/source configurable)

Input Voltage Range:

Logic "1": 15–30V DC

Logic "0": 0–5V DC

Input Current: 3–5 mA per channel

Isolation: 500V (channel-to-bus)

2. Performance
Update Rate: 1 ms (all channels)

Filter Time: Configurable (0.1 ms / 1 ms / 10 ms)

Overvoltage Protection: ±35V DC continuous

Reverse Polarity Protection: Yes (per channel)

3. Diagnostics & Status
Per-Channel LEDs: Green (active input)

Short-Circuit & Wire-Break Detection

Hot-Swappable: Yes (controller-dependent)

4. Mechanical & Environmental
Connection: Removable screw terminal (X20TBxx)

Operating Temperature: -20°C to +60°C

Storage Temperature: -40°C to +85°C

Protection Class: IP20 (requires enclosure)

Vibration/Shock Resistance: 5g / 15g (IEC 60068-2-6/27)

5. Certifications
CE, UL, RoHS compliant

EMC Standards: EN 61000-6-2 (Immunity), EN 61000-6-4 (Emissions)

Industrial Standards: IEC 61131-2

Typical Applications
✔ Machine Control (sensor/limit switch monitoring)
✔ Conveyor Systems (position detection)
✔ Packaging Machines (high-speed input acquisition)
✔ Automated Assembly Lines

Why Choose X20DI9371?
✅ High Channel Density – 32 inputs in minimal space
✅ Fast & Reliable – 1 ms response time for real-time control
✅ Easy Troubleshooting – LED indicators for quick diagnostics
✅ Industrial Durability – Wide temperature & vibration tolerance

Note: Requires X20 backplane (e.g., X20BM11) and 24V DC power supply (e.g., X20PS2100).