INVT GD270-030-4 - Page 236

Goodrive270 series VFD for fan and pump Function parameter list
-226-
Function
code
Name Description Default
Modify
detection value
P90.18
Feedback lower limit
detection value
0
±100.0% 0.0% ƻ
P90.19
Feedback
out-of-range
detection time
0.0
±3600.0s 1.0s ƻ
P90.20
PID1 feedback filter
time
0.000
±60.000s 0.000s ƻ
P90.21
P
ID1 deviation input
limit value
0.0
±100.0% 100.0% ƻ
P90.22
Output
characteristics
selection
0: PID output is positive.
1: PID output is negative.
0 ƻ
P90.23
PID1 output gain
0±60.000
1.000
ƻ
P90.24
PID1 output filter
time
0.000
±60.000s 0.100s ƻ
P90.25
PID1 output upper
limit
P90.26
±100.0% 100.0% ƻ
P90.26
PID1 output lower
limit
-
100.0%±P90.25 0.0% ƻ
P90.27
Proportional gain
0.000±60.000
1.000
ƻ
P90.28
Integral time
0.000±60.000s
5.000s
ƻ
P90.29
Differential time
0.000±60.000s
0.000s
ƻ
P90.30
Sampling period
0.001±60.000s
0.100s
ƻ
P90.31
PID1 control
deadzone
0.0
±100.0% 0.0% Ƽ
P90.32 Deadzone delay
0.0
±300.0s
The PID suspends the regulation when the PID
input deviation is kept for the deadzone retaining
delay time.
1.0s ƽ
P90.33
Integral separation
threshold
0.0
±100.0% 100.0% ƻ
P90.34
Differential filter
times
0
±40 10 ƻ
P90.35
Prior differential
processing
0: Perform differential processing on feedback
with priority
1: Perform differential processing on deviation
0 ƻ