User Constant Tables
5-
15
Timer Function: b4
User constants for timer functions are shown in the following table.
PID Control: b5
User constants for PID control are shown in the following table.
Con-
stant
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Page
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
b4-01
Timer func-
tion ON-
delay time
Sets the timer function out-
put ON-delay time (dead
band) for the timer function
input, in 1-second units.
Enabled when a timer func-
tion is set in H1-
or H2-
.
0.0 to
300.0
0.0 s
No
A
A
A
A
1A3H 6-107
b4-02
Timer func-
tion OFF-
delay time
Sets the timer function out-
put OFF-delay time (dead
band) for the timer function
input, in 1-second units.
Enabled when a timer func-
tion is set in H1-
or H2-
.
0.0 to
300.0
0.0 s
No
A
A
A
A
1A4H 6-107
Con-
stant
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Page
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
b5-01
PID control
method
selection
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 6-109
b5-02
Propor-
tional 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 6-109
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 6-109
b5-04
Integral (I)
limit
Sets the I-control limit as a
percentage of the maximum
output frequency.
0.0 to
100.0
100.0%
Yes
A
A
A
A
1A8H 6-109
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 6-109
