E6581386
F-31
6
6.18 PID control
: PID control switching
:
PID control feedback control signal selection
: Delay filter
: Proportional (P) gain
: Integral (I) gain
: PID deviation upper limit
: PID deviation lower limit
: Differential (D) gain
: Process upper limit
: Process lower limit
: PID control waiting time
: PID output upper limit
: PID output lower limit
: Process increasing rate
(speed type PID control)
: Process decreasing rate
(speed type PID control)
: Frequency command
agreement detection range
: PID output dead band
⇒ For details, see instruction Manual(E6581329)specified in Section.
[Parameter setting]
Title Function Adjustment range Default setting
PID control switching
:No PID control
:Process type PID control
(temp./pressure, etc.) operation
2:Speed type PID control
(potentiometer, etc.) operation
3:Stop retaining P control
4:Dancer control
PID control feedback control signal
selection
:Deviation input (no feedback
input)
:VI/II (voltage/current input)
:RR/S4 (potentiometer/voltage
input)
:RX (voltage input)
:Optional AI1 (differential current
input)
:Optional AI2 (voltage/current
input)
: PG feedback option
Delay filter ~
Proportional (P) gain 1~
Integral (I) gain ~
PID deviation upper limit ~ Hz *1
PID deviation lower limit ~ Hz *1
Differential (D) gain ~
Process upper limit ~ Hz *1
Process lower limit ~ Hz
PID control waiting time ~ sec.
PID output upper limit ~ Hz *1
PID output lower limit ~ Hz
Process increasing rate (speed type
PID control)
~
Process decreasing rate (speed type
PID control)
~
Frequency command agreement
detection range
~ Hz
PID output dead band ~
*１: Inverter with a model number ending with -WN: -WP:
･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.
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