64
11. PID control
■
◆PID control method selecting
Constant No. Constant name Settable range Factory setting
Change during
operation
CE54 Select PID control 04 0 X
Description:CE55 is PID control method selecting, select as following:
0: invalid
1: PID output is inverter output, D control error.
2: PID output is inverter output, D control feedback.
3: PID output is adjustment of inverter output, D control error。
4: PID output is adjustment of inverter output, D control feedback.
◆PID target value setting methods
Target value setting methods as following:
Setting method Description Priority
Main speed
frequency
Set analog input as feedback value, 10V is100%, use gain and
bias setting to adjust. Set Cd32/ 35/ 38=8.
1
Analog input Set analog terminal input of encoder card as target value. 2
P.W.M. input Set pulse input as target value. 3
Encoder card
input
Set main frequency as target value, maximum frequency is 100%. 4
◆PID feedback value setting value
Feedback value setting methods as following:
Setting method Description Priority
Analog input
Set analog input as feedback value, 10V is100%, use gain and
bias setting to adjust. Set Cd32/ 35/ 38=7.
1
Encoder card
input
Set analog terminal input of encoder card as target value. 2
Pulse input Set pulse input as target value. 3