The ABB DO818 3BSE069053R1 is a 32-channel S800 digital output module. It offers 24V DC operation at 0.5A per channel, featuring group isolation, hot-swap capabilities, and real-time voltage supervision for advanced DCS applications.
The ABB DO818 3BSE069053R1 provides high-density digital control for modern S800 I/O systems. This module features 32 individual output channels for managing diverse industrial loads. It integrates seamlessly with AC 800M controllers to deliver precise binary signal distribution. Operators rely on this hardware to drive actuators, pilot lamps, and control relays efficiently.
This unit excels in complex Distributed Control Systems (DCS) through its compact and robust architecture. It manages power distribution across two isolated groups to ensure maximum system uptime. Furthermore, the Swedish-engineered design guarantees stable performance in demanding manufacturing environments.
| Feature | Specification Details |
| Manufacturer | ABB |
| Model Number | DO818 |
| Order Code | 3BSE069053R1 |
| I/O Series | S800 I/O |
| Channel Count | 32 Digital Outputs |
| Nominal Voltage | 24V DC (12–32V DC Range) |
| Current Rating | 0.5A per Channel |
| Module Weight | 0.16 kg |
| Dimensions | 4.3 x 11 x 11.8 cm |
The DO818 includes independent process voltage supervision for each of its 16-channel groups. This capability allows the system to detect power supply failures in real time. Consequently, maintenance teams can identify electrical issues before they cause significant downtime. The module also features a fast 1ms switching speed for time-sensitive automation tasks.
Safety remains a priority with RIV50V rated group isolation between the internal logic and field. This protection prevents harmful ground loops from damaging the expensive central processor units. Additionally, the hot-swap functionality allows for module replacement while the rest of the system remains powered.
Front-facing LED indicators provide immediate visual feedback for every output channel status. This design simplifies onsite troubleshooting and verifies correct signal execution during commissioning. The module connects easily via standard S800 I/O terminal bases for rapid cabinet wiring.
Industrial facilities utilize the DO818 in oil, gas, and power generation sectors worldwide. It complies with rigorous EMC standards to operate cleanly in electrically noisy settings. By choosing the 3BSE069053R1, industries secure a high-performance solution for high-density digital signal management.
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