Hi,
I implemented default PID. After 3 cycles of autotune the PID can't control the temperature.
I followed help:
https://www.unitronicsplc.com/Download/SoftwareHelp/UniLogic_Knowledgebase/index.htm#PID/PID.htm
And Video:
Attached:
Autotune and PID control result
Function that I am using.
Setup:
Controlling the SSR. Output of PWM is connected to A2 of the SSR
Heater_PID.ulle