1. General Information
Manufacturer: B&R Industrial Automation

Module Type: Digital Combination (Input + Output)

Series: X20 System

Order No.: X20DC2190

Protection Class: IP20 (cabinet installation)

Isolation: Channel-to-channel & field-to-logic

2. I/O Configuration
Type Channels Specifications
Digital Inputs 16 24V DC, Sink/Source (PNP/NPN)
Digital Outputs 16 24V DC, 0.5A per channel (Sourcing - PNP)
3. Electrical Specifications
Input Characteristics:

Voltage Range: 15-30V DC

Input Current: 3mA @ 24V DC

Filter Time: Configurable (0.1ms - 20ms)

Logic Levels:

"1" Signal: ≥10V DC

"0" Signal: ≤5V DC

Output Characteristics:

Voltage Range: 18-30V DC

Max. Current per Channel: 0.5A

Total Module Current: 4A (max)

Short-Circuit Protection: Yes (auto-resetting)

Reverse Polarity Protection: Yes

4. Communication & Performance
Backplane Interface: X2X Link (100Mbps)

Update Time: Synchronous with bus cycle

Diagnostics:

Per-channel status LEDs

Overload/short-circuit detection

5. Power Supply
Supply Voltage: 24V DC (18-30V)

Power Consumption: 3W (typical)

Isolation Voltage: 500V AC (field-to-logic)

6. Mechanical & Environmental
Dimensions (W×H×D): 30 × 126 × 117 mm

Weight: 0.25 kg

Mounting: 35mm DIN rail

Operating Temperature: 0°C to +60°C

Storage Temperature: -40°C to +85°C

Humidity: 10-95% (non-condensing)

Vibration/Shock: 5g (10-150Hz) / 15g (11ms)

7. Certifications & Standards
CE, UL, cULus

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

Industrial: IEC 61131-2

8. System Integration
Compatible with: All X20 controllers & backplanes

Configuration: B&R Automation Studio

Hot-Swappable: Yes

9. Typical Applications
✔ Machine control panels
✔ Packaging & material handling
✔ Process automation
✔ Assembly line control

Key Advantages
✅ Space-Saving – 32 I/O points in 30mm width
✅ Flexible I/O – Supports both PNP & NPN inputs
✅ Robust Protection – Short-circuit & overload proof
✅ Fast Diagnostics – Individual channel LEDs

Note:

Requires X20 power supply & controller

Not suitable for AC loads

Configurable filter times for noise immunity