2.422.430.00 is an S800 digital input module for ABB System 800xA I/O, providing 24 VDC inputs for external sensors and switches. It belongs to the S800 I/O family and is designed to feed raw 24 V signals into a compatible ABB controller for processing, enabling modular, scalable input handling in industrial automation environments. This 24 VDC input module is used wherever reliable digital inputs are required within ABB’s distributed I/O configurations, aligning with standard S800 wiring and diagnostic practices.
