When PIDconstantsI(integral time) and D(derivativetime)are set to 0", control
is executed according to proportional operation. The default set point becomes the
center value of the proportional band.
Relatedparameter
manual reset value" (adjustment level)
Proportional
Operation
3.8 Determining PID Constants (AT, ST, manual setup)
3-15
The individual PID constants can be manually set in the Proportional
band", integral time", and Derivative time" parameters in the adjustĆ
ment level".
In this example, set the proportional band" parameter to 10.0", the
integrated time" parameter to 250" and the derivative time" parameĆ
ter to 45".
(1) Press the key to move from the operation level" to the adjustĆ
ment level".
(2) Select proportional band" by pressing the key.
(3) Use the keys to set the parameter to 10.0".
(4) Select integrated time" by pressing the key.
(5) Use the keys to set the parameter to 250".
(6) Select derivative time" by pressing the key.
(7) Use the keys to set the parameter to 45".
(8) To return to the operation level," press the key.
J
Manual setup
Operation Procedure
AT execute/
cancel
Adjustmentlevel
Proportional
band
Integratedtime
Derivativetime
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