The Siemens 6SE6400-1PC00-0AA0 is a PC-Inverter Connection Kit for the MICROMASTER 4 series, enabling reliable RS-232 communication between a computer and a VFD for programming and diagnostics.
The ABB 3HAC025917-001/00, or DSQC 652, is a digital I/O module with 16 digital inputs and 16 digital outputs, designed for integration with ABB IRC5 robot controllers to expand system connectivity.