Using RETURN in PLC Programming to Improve Efficiency and Reduce Scan Cycles

Using RETURN in PLC Programming to Improve Efficiency and Reduce Scan Cycles

Hello everyone, I received a submission from a fan who mentioned seeing the RETURN instruction used in someone else’s program and asked me to explain its usage. As the name suggests, RETURN means to return. In a program, it is used to control the execution flow, returning to the point of the higher-level call. When … Read more