Siemens SIMATIC S7 System Manual page 311

Screen
S7-200 SMART
System Manual, V2.3, 07/2017, A5E03822230-AF
Program instructions
Description
You can make the following code
selections:
Subroutine: The PID wizard cre-
•
ates a subroutine for initializing the
selected PID configuration.
Interrupt: The PID wizard creates
•
an interrupt routine for the PID loop
execution.
Note: The wizard assigns a default
name for the subroutine and the in-
terrupt routine; you can edit the de-
fault names.
Manual control: Use the "Add
•
Manual Control of the PID" check-
box to allow manual control of your
PID loops.
7.9 PID
311