Teledyne GC-Pro/FID - Gas Chromatograph - Manual (Page 68)

Operation GC-Pro FID
Teledyne Analytical Instruments 54
Pressing PID Settings will bring up the following screen that
displays the current settings for each of the three temperature
controllers.
You can adjust any of the three PID constants by touching the data
box and entering a new value into the numerical entry box that pops up.
Once the value has been entered, press ENTER on the entry box to
accept the value and dismiss the numerical entry box. After all
parameters have been set, save the values by pressing ENTER on the
lower left corner of the screen. This will return you to the Temperature
main screen.