After a thorough analysis, it is clear why the phrase resonates within the automation community. It is not just marketing hype; it is a functional reality.

: In the software, go to Communication > Setup to match the COM port, baud rate, and protocol with your PLC.

The software provides a live "window" into the PLC. For measurement tasks, this means you can see signal fluctuations in real-time, allowing for instant calibration.