ABB DSQC223 digital I/O board, part number YB560103-BD, is a four-channel digital input/output PC board designed for ABB robotics systems in the DSQC223 family that works with the S3 and S4 controller series. The module provides four digital I/O lines on a single circuit board, enabling direct connection of sensors and actuators within an ABB robot setup. Often used as a replacement or spare part in DSQC223-based configurations, it supports discrete control tasks on S3/S4 platforms.
