E6581697
F-58
6
6.20 PID control
fpid :
Process input value of PID f369 : PID control feedback signal
control selection
f359 : PID control waiting time
f372 : Process increasing rate
f360 : PID control (speed type PID control)
f361 :
Delay filter f373 : Process decreasing rate
f362 : Proportional gain f380 : PID forward/reverse
f363 : Integral gain characteristics selection
f366 : Differential gain
f389 : PID control reference signal
f367 : Process upper limit selection
f368 : Process lower limit
Function
Using feedback signals (4 to 20mA, 0 to 10V) from a detector, process control can be exercised, for
example, to keep the airflow, amount of flow or pressure constant.
Or, it is also possible to always set 0 for integral and differential at terminal input.
[Parameter setting]
Title Function Adjustment range Default setting
fpid Process input value of PID control f368 - (Hz) 0.0
f359
PID control waiting time 0-2400 (s) 0
f360 PID control
0: Disabled
1: Process type PID control
2: Speed type PID control
0
f361
Delay filter 0.0-25.0 (s) 0.1
f362
Proportional gain 0.01-100.0 0.30
f363
Integral gain 0.01-100.0 0.20
f366
Differential gain 0.00-2.55 0.00
f367
Process upper limit 0.0-fh (Hz) *1
f368
Process lower limit 0.0- (Hz) 0.0
f369 PID control feedback signal selection
0: Disabled, 1: VIA, 2: VIB, 3: VIC
4 to 6: -
0
f372
Process increasing rate (speed type
PID control)
0.1-600.0 (s) 10.0
f373
Process decreasing rate 0.1-600.0 (s) 10.0
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