ABB DI814 Advanced Digital Input Module for Automation
Description
ABB DI814 Advanced Digital Input Module is a high-performance digital input module designed for industrial automation systems, and is part of the ABB AC500, S500 I/O, and S800 I/O product lines. It interfaces with field devices like switches and sensors to collect and transmit binary on/off signals to central control units for monitoring and control.
| Specification | Value |
|---|---|
| Input Type | Digital (binary) isolated input |
| Number of Channels | 16 channels, split into 2 isolated groups of 8 |
| Input Voltage | 18 to 30 V DC, nominal 24 V DC |
| Input Current | 6 mA at 24 V DC |
| Operating Temperature Range | -20 to 60 degrees Celsius |
| Mounting Type | DIN rail mounting |
| Communication Protocols | Modbus, Profibus DP, ModuleBus (varies by configuration) |
| Dimensions | Approx. 45 x 102 x 119 mm |
| Weight | 0.2 kg |
Key Features:
- Optical isolation for each channel to protect against voltage spikes and electrical noise
- Individual LED status indicators for each input channel for quick diagnostics
- Short circuit and reverse polarity protection for enhanced module durability
- Process voltage monitoring that triggers error signals if input voltage is lost
- Compatible with terminal units TU810, TU812, TU814, TU830, TU833, TU838
Applications:
- Monitoring on/off status of industrial sensors, limit switches, and relay contacts
- Integration with PLC and DCS systems for process control in manufacturing
- Equipment status monitoring in power generation, chemical processing, and logistics automation
Related Models:
- ABB DI801 8-channel digital input module
- ABB DI810 16-channel digital input module
- ABB DI814DCS digital input module for 800xA DCS