Technology instructions
10.2 PID control
S7-1200 Programmable controller
652 System Manual, V4.2, 09/2016, A5E02486680-AK
The figure above shows the PID parameter screen with compare icons showing which
values are different between online and offline projects. A green icon indicates that the
values are the same; a blue/orange icon indicates that the values are different.
Additionally, click the parameter button with the downward arrow to open a small window
that shows the project (offline) start value and the PLC (online) start value of each
parameter: