Func
Code
Name
Range
Min
Unit
Factory
Default
Modify
P7.02
Feedback channel
selection
4 Min
{
VI
,
CI
}
5 Max
{
VI
,
CI
}
6 CI analog input
(
4
20mA
)
:
:
:
~
1
0
×
P7.03
Given channel
filtering time
constant
0.01
50.00s
~
0.01s
0.50s
○
P7.04
Feedback channel
filtering time
constant
0.01
50.00s
~
0.01s
0.50s
○
P7.05
Given value digital
setting
0.001
20.000Mpa
~
0.001
Mpa
0.000M
pa
×
P7.06
Close loop
adjustment
characteristics
0 Positive effect
1 Negative effect
:
:
1
0
○
P7.07
Feedback channel
gain
0.01
10.00
~
0.01
1.00
○
P7.08
Lower pressure limit 0.001
P7.09
~
0.001
0.001
○
P7.09
Upper pressure limit P7.08
P7.27
~
0.001
1.000
○
P7.10
PID Controller
structure
0 Proportional control
1 Integral control
2 Proportional integral control
3 Proportional, integral and
differential control
:
:
:
:
1
1
×
P7.11
Proportional gain
KP
0.00
5.00
~
0.01
0.50
○
P7.12
Integral time
constant
0.1
100.0s
~
0.1
10.0s
○
P7.13
Differential gain
0.0
5.0
~
0.1
0.0
×
P7.14
Sampling period
0.01
1.00s
~
0.01
0
.
10
○
P7.15
Tolerance limit
0.0
20.0
%
~
0.1
%
0.0
%
○
P7.16
PID Feedback
disconnected
detection threshold
0
Upper limit freq
~
0.01Hz
0.00Hz
○
P7.17
PID Feedback
disconnected action
selection
0
3
~
1
0
○
P7.18
PID Feedback
disconnected
operation delay time
0.01
5.00s
~
0.01s
1.00s
○
Larson Electronics, LLC
Phone:
Fax: (903) 498-3364
www.larsonelectronics.com
30
of
52
VFD-1P-220.240-1HP-7A-DCM
(877) 348-9680