DI01 ABB Digital Input Module 16 Digital Input Signals 24 Or 48 VDC DI Channels

The ABB DI01 Digital Input Module—featuring high-speed data acquisition, strong anti-interference capability, and high reliability—is an ideal I/O expansion unit for AC500 PLC systems. The module provides 16 independent, isolated digital input channels, supporting mixed input of dry contacts and 24VDC active signals. Each channel has built-in opto-isolation, effectively suppressing surge and electromagnetic interference, ensuring signal integrity.

Key Features
- 16 digital inputs, single-channel isolation, flexible configuration for sourcing or sinking current
- Hot-swappable backplane bus, millisecond response time, no downtime during replacement
- Operating temperature -25°C to +60°C, IP20 protection, suitable for harsh industrial environments
- Compliant with CE, UL, and IEC 61131-2 standards

Technical Specifications
Input Voltage: 24VDC (18-30VDC)
Input Current: Typical 5mA/channel
Isolation Voltage: 500VAC
Dimensions: 97 x 22.5 x 114 mm, DIN rail mounting
Weight: 0.14 kg

Typical Applications
• Production line status monitoring and counting
• Pump, valve, and motor start/stop feedback
• Energy management, water treatment, and building automation distributed stations
• System upgrades, replacing discontinued I/O modules

Installation and Maintenance
The module is plug-and-play; front-panel LEDs indicate the status of each channel, facilitating easy troubleshooting. Supports one-click configuration with ABB Automation Builder software, reducing commissioning time.

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