ABB DP820 Extended PLC Module
Description
ABB DP820 Extended PLC Module is a high-speed pulse counting and frequency measurement module designed specifically for industrial automation scenarios. It features a compact, DIN rail-mounted design with a silver-gray metal housing, and integrates seamlessly with ABB control systems.
| Specification | Value |
|---|---|
| Maximum Pulse Input Frequency | 1.5 MHz |
| Isolation Voltage (Channel to System) | 50V |
| Supply Voltage | 12/24V DC |
| Clock Frequency Options | 24 MHz, 33 MHz, 48 MHz, 67 MHz |
| RAM Options | 8 MB, 16 MB, 32 MB |
| Processor Type Options | MPC860, MPC866, MPC826 |
Key Features:
- Two-channel high-speed counting for accurate pulse signal capture
- Dual functionality for total pulse accumulation and real-time frequency measurement
- 50V electrical isolation to block ground loop interference and ensure stable operation
- Wide DC voltage compatibility with high tolerance for power fluctuations
- Plug-and-play integration with ABB AC500 series PLC and related expansion modules
- Spring crimp or screw-fixed terminals with anti-loosening design for vibration-resistant environments
- Front-mounted LED status indicators for real-time operation, communication, and fault monitoring
Applications:
- Packaging machinery for product counting and speed monitoring
- Water treatment plants for pump speed and blockage detection
- Wind power equipment for encoder signal reading and blade angle adjustment
- Amusement rides for safety interlock system speed detection
Related Models:
- ABB TU810 Expansion Module
- ABB TU830 Expansion Module
- ABB AC500 Series PLC