Omron SYSDRIVE 3G3FV - Page 305

7-17
Para
meter
No.
PageControl mode Chan-
ges
during
opera-
tion
Default
setting
Setting
range
DescriptionNamePara
meter
No.
Page
Flux
vector
Open
loop
vector
V/f
with
PG
V/f
control
Chan-
ges
during
opera-
tion
Default
setting
Setting
range
Description
Display
name
C4-02
Torque
compensa-
tion delay
time.
The torque compensation delay
time is set in ms units.
Note: Usually setting is not nec -
essary.
Adjust in the following cir -
cumstances:
When the motor is vibrat -
0 to
10000
20
(See
note.)
NO A A A X 6-61
T orq Comp
Time
When
the
motor
is
vibrat
-
ing, increase the set val -
ues.
When the responsiveness
of the motor is low , de -
crease the set values.
C4-03
Starting
torque val -
ue (for -
ward)
When using open-loop vector
control, these parameters set
the motor ’ s forward and reverse
starting-torque compensation
al es as a percentage of the
0.0 to
200.0
0.0 NO X X A X 6-7
F T orqCmp
@start
gq
values as a percentage of the
motor’ s rated torque.
Note: Ef fective for reducing the
C4-04
Starting
torque val -
ue (rever -
se)
Note: Ef fective for reducing the
starting time with friction
loads or lifting machinery
.
Note:
Not ef fective when start -
ing motor 2 if using a re
–200.0
to 0.0
0.0 NO X X A X 6-7
R TorqCmp
@start
ing motor 2 if using a re -
generative starting sys -
tem.
C4-05
Starting
torque time
constant
Sets the rise time constant (ms)
for the starting torque value.
Note: The starting torque time
0 to
200
10 NO X X A X 6-7
TorqCmp
Delay T
Note: The
starting
torque
time
constant is disabled if set
between 0 and 4 ms.
Note When the control mode is changed, the Inverter reverts to default settings. (The open loop vector
control default settings are given above.)
Parameter Lists Chapter 7