ABB DO820 Digital Relay Module
Description
ABB DO820 Digital Relay Module is a high-performance digital output relay module designed for industrial automation and process control systems. It acts as a critical bridge between upper-level control systems like PLCs and field execution devices, converting digital control instructions into actionable signals to drive external equipment.
| Specification | Value |
|---|---|
| Output Channels | 16 relay outputs |
| Rated Load Voltage | AC 230V / DC 24V |
| Maximum Output Current | 2A per channel |
| Response Time | Less than 10ms |
| Installation Method | DIN rail or rack mounting |
| Operating Power Supply | 24V DC, ±10% tolerance |
Key Features:
- 16 digital output channels with high load capacity per channel
- Relay isolation for enhanced electrical safety
- Modular design compatible with ABB S800 I/O series for easy integration
- Built-in LED status indicators for simplified diagnostics and maintenance
- Wide voltage compatibility to support diverse industrial execution devices
Applications:
- Process control systems in factory automation for device start/stop and valve control
- Power systems for controlling circuit breakers, relays, and alarm systems
- Building automation for managing lighting, HVAC, and other building control equipment
Related Models:
- ABB DO801
- ABB DO810
- ABB DP820