Individual Functions
6-
109
Related Constants
Con-
stant
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
b5-01
PID control
method selec-
tion
0: Disabled
1: Enabled (Deviation is D-
controlled.)
2: Enabled (Feedback value is
D-controlled.)
3: PID control enabled
(frequency ref PID
output, D control of
deviation)
4: PID control enabled
(frequency ref PID
output, D control of
feedback value).
0 to 4
0
No
A
A
A
A
1A5H
b5-02
Proportional
gain (P)
Sets P-control proportional gain
as a percentage.
P-control is not performed when
the setting is 0.00.
0.00
to
25.00
1.00
Yes
A
A
A
A
1A6H
b5-03
Integral (I)
time
Sets I-control integral time in 1-
second units.
I-control is not performed when
the setting is 0.0.
0.0 to
360.0
1.0 s
Yes
A
A
A
A
1A7H
b5-04
Integral (I)
limit
Sets the I-control limit as a per-
centage of the maximum output
frequency.
0.0 to
100.0
100.0%
Yes
A
A
A
A
1A8H
b5-05
Derivative
(D) time
Sets D-control derivative time in
1-second units.
D-control is not performed when
the setting is 0.00.
0.00 to
10.00
0.00 s
Yes
A
A
A
A
1A9H
b5-06
PID limit
Sets the limit after PID-control
as a percentage of the maximum
output frequency.
0.0 to
100.0
100.0%
Yes
A
A
A
A
1AAH
b5-07
PID offset
adjustment
Sets the offset after PID-control
as a percentage of the maximum
output frequency.
-100.0
to
+100.0
0.0%
Yes
A
A
A
A
1ABH
b5-08
PID primary
delay time
constant
Sets the time constant for low
pass filter for PID-control out-
puts in 1-second units.
Not usually necessary to set.
0.00 to
10.00
0.00 s
Yes
A
A
A
A
1ACH
b5-09
PID output
characteris-
tics selection
Select forward/reverse for PID
output.
0: PID output is forward.
1: PID output is reverse
(highlights the output code)
0 or 1
0
No
A
A
A
A
1ADH
b5-10
PID output
gain
Sets output gain.
0.0 to
25.0
1.0
No
A
A
A
A
1AEH
b5-11
PID reverse
output selec-
tion
0: 0 limit when PID output is
negative.
1: Reverses when PID output is
negative.
0 limit when reverse prohibit is
selected using b1-04.
0 or 1
0
No
A
A
A
A
1AFH