Omron VARISPEED E7 User Manual page 106

Variable torque frequency inverter
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S-Curve Acceleration/Deceleration: C2
Param-
eter
Name
Num-
ber
When the S-curve characteristic time is
set, the accel time will increase by only
half of the S-curve characteristic times
S-curve charac-
at start and end.
C2-01
teristic time at
acceleration start
Run command
Output frequency
S-curve charac-
T
C2-02
teristic time at
acceleration end
The S-Curve characteristic time at start
and end of deceleration is fixed to 0.2
sec and can not be changed.
Torque Compensation: C4
Param-
eter
Name
Number
Sets the torque compensation gain.
Usually setting is not necessary.
Adjust under the following circum-
stances:
• When the cable is long increase
• When the motor capacity is
Torque compen-
C4-01
sation gain
• When the motor is oscillating,
Adjust the torque compensation
gain so that at minimum speed the
output current does not exceed the
Inverter rated output current.
The torque compensation delay
time is set in ms units.
Usually setting is not necessary.
Adjust under the following circum-
Torque compen-
stances:
C4-02
sation delay time
• When the motor is oscillating,
constant
• When the responsiveness of the
Description
ON
OFF
C2-02
C2-01
Time
C2-01
C2-02
=
-------------- -
+
C1-01
+
-------------- -
accel
2
2
Description
the set value.
smaller than the Inverter capac-
ity (Max. applicable motor
capacity), increase the set val-
ues.
decrease the set values.
increase the set values.
motor is low, decrease the set
values.
Change
Setting
Factory
during
Access
Range
Setting
Opera-
Level
tion
0.20 s
No
0.00
to
2.50
0.20 s
No
Change
Setting
Factory
during
Access
Range
Setting
Opera-
Level
tion
0.00 to
1.00
Yes
A
2.50
0 to
200 ms
No
A
10000
MEMO-
BUS
Page
Register
A
20BH
6-16
A
20CH
6-16
MEMO-
BUS
Page
Register
4-11
215H
6-27
4-11
216H
6-27
5-
5
19

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