YASKAWA FSDrive-MV1S Instructions Manual page 80

Motor Slip Compensation: C3
User constants for slip compensation are shown in the following table.
Name
Constant
Number
Display
Slip compensation
gain
C3-01
Slip Comp Gain
Slip compensation
primary delay time
C3-02
Slip Comp Time
Slip compensation
limit
C3-03
Slip Comp Limit
Slip compensation
selection during
regeneration
C3-04
Slip Comp Regen
Output voltage limit
operation selection
C3-05
Output V limit
* The factory setting will change when the control method is changed.
Setting
Description
Range
Used to improve speed accu-
racy when operating with a
load.
Usually setting is not necessary.
Adjust this constant at the fol-
lowing times.
0.0 to
• When actual speed is low,
increase the set value.
• When actual speed is high,
decrease the set value.
Used as the applicable control
gain when using flux vector
control.
Slip compensation primary
delay time is set in ms units.
Usually setting is not necessary.
Adjust this constant at the fol-
lowing times.
• Reduce the setting when slip 10000
compensation responsive is
slow.
• When speed is not stabilized,
increase the setting.
Sets the slip compensation limit
as a percentage of motor rated
slip.
0: Disabled.
1: Enabled.
When the slip compensation
during regeneration function 0 or 1
has been activated, as regenera-
tion capacity increases momen-
tarily.
0: Disabled.
1: Enabled. (The motor flux
will be lowered automati- 0 or 1
cally when the output volt-
age become saturated.)
User Constant Tables
Change
Methods
Factory
during
Open-
Setting
Operation
loop
Vector
1.0* Yes A
2.5
3000
0 to
No A
ms
*
0 to
200% No A
250
0 No A
1 No A
Control
MEMOBUS
Register
Flux
Vector
A 260H
A 261H
No 262H
No 263H
A 264H
15
5-