Commissioning With Manual Pid Parameters V2 - Siemens SIMATIC S7-1200 Function Manual

5.2.2.3

Commissioning with manual PID parameters V2

Requirement
● The PID_3Step instruction is called in a cyclic interrupt OB.
● ManualEnable = FALSE
● Reset = FALSE
● The motor transition time has been configured or measured.
● PID_3Step is in "inactive" mode.
● The setpoint and the process value lie within the configured limits (see "Process value
settings" configuration).
Procedure
Proceed as follows to commission PID_3Step with manual PID parameters:
1. Double-click on "PID_3Step > Configuration" in the project tree.
2. Click on "Advanced settings > PID Parameters" in the configuration window.
3. Select the check box "Enable direct input".
4. Enter the PID parameters.
5. Double-click the "PID_3Step > Commissioning" entry in the project tree.
6. Establish an online connection to the CPU.
7. Load the PID parameters to the CPU.
8. Click the "Start PID_3Step" icon.
Result
PID_3Step changes to automatic mode and controls using the current PID parameters.
See also
PID parameters V2 (Page 126)
PID control
Function Manual, 03/2017, A5E35300227-AC
Using PID_3Step
5.2 PID_3Step V2
133