ABB DSBC 176 3BSE019216R1 Bus Extender Board is a module used in ABB's DCS (Distributed Control System) for extending the bus communication capability of the system. It is designed to provide additional communication channels to connect remote I/O modules or devices to the DCS.

The DSBC 176 Bus Extender Board allows for expansion of the communication network beyond the limitations of the base system. It typically connects to the system's bus network and provides additional slots for plugging in I/O modules or other communication devices. This enables the DCS to communicate with a larger number of field devices or extend its reach to distant parts of the plant.

ABB DSAI146 3BSE007949R1 Digital Signal Analog Input Module Datasheet