Omron E5AZ User Manual page 55

Determining PID Constants (AT, ST, Manual Setup)
Operation Procedure
1,2,3...
Adjustment Level
AT execute/
cancel
Operation level
PV
About PID param-
eters
36
Execute auto-tuning (AT).
1. Press the key for less than one second to move from the "operation
level" to the "adjustment level".
2. Press the key to start execution of AT (auto-tuning).
"on" is displayed during AT execution.
3. "off" is displayed when AT ends.
4. To return to the "operation level," press the
When control characteristics are already known, the PID parameters can be set
directly to adjust control.
PID parameters are set in the "proportional band" (P), "integral time" (I) and
"derivative time" (D) parameters in the "adjustment level".
Section 3-8
key.