The ABB DO801 (3BSE020510R1) is a digital output module. It is designed to interface with field devices or other equipment and provide digital control signals from the control system to activate or deactivate external devices and processes.

The DO801 module offers multiple channels for digital output signals and is typically used for controlling actuators, solenoid valves, relays, or other devices that require on/off control. It can handle different voltage or current levels based on the specific requirements of the connected devices.

The DO801 module is part of ABB's System 800xA series, a distributed control system used in various industrial applications. It may feature built-in diagnostics and fault monitoring capabilities to ensure reliable operation.

ABB DO801 3BSE020510R1 Digital Output Module Datasheet