Understanding the Differences Between Several Variables in PLC Program Segments
In the previous text, “actBlock” was used to read the current program segment. In the “SPARP” group, there are several similar variables, and here we will briefly introduce their differences.Variable “actBlock“ The current part program segment. It displays subroutine calls on DISPLOF. When searching for program segments, FB2 is activated, and the PLC reads the … Read more