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C: Tuning
C parameters are used to adjust the acceleration and deceleration times, S-curves, slip and torque compensation functions
and carrier frequency selections.
No. Name Description Range Def.
Control
Mode
Addr.
Hex
Pg.
V/f
O
LV
P
M
C1: Acceleration and Deceleration Times
Use C1 parameters to configure motor acceleration and deceleration.
C1-01
<22>
Acceleration Time 1 Sets the time to accelerate from 0 to maximum frequency.
0.0 to
6000.0
<6>
10.0 s
S S S 200 125
C1-02
<22>
Deceleration Time 1 Sets the time to decelerate from maximum frequency to 0. S S S 201 125
C1-03
<22>
Acceleration Time 2
Sets the time to accelerate from 0 to maximum frequency
when Accel/Decel times 2 are selected by a digital input.
A A A 202 125
C1-04
<22>
Deceleration Time 2
Sets the time to decelerate from maximum frequency to 0
when Accel/Decel times 2 are selected by a digital input.
A A A 203 125
C1-05
<22>
Acceleration Time 3 (Motor
2 Accel Time 1)
Sets the time to accelerate from 0 to maximum frequency
when Accel/Decel times 3 are selected by a digital input.
A A A 204 125
C1-06
<22>
Deceleration Time 3 (Motor
2 Decel Time 1)
Sets the time to decelerate from maximum frequency to 0
when Accel/Decel times 3 are selected by a digital input.
A A A 205 125
C1-07
<22>
Acceleration Time 4 (Motor
2 Accel Time 2)
Sets the time to accelerate from 0 to maximum frequency
when Accel/Decel times 4 are selected by a digital input.
A A A 206 125
C1-08
<22>
Deceleration Time 4 (Motor
2 Decel Time 2)
Sets the time to decelerate from maximum frequency to 0
when Accel/Decel times 4 are selected by a digital input.
A A A 207 125
C1-09 Fast-Stop Time
Sets the time to decelerate from maximum frequency to 0
for the multi-function input fast-stop function.
Note: This parameter is also used by selecting “Fast-Stop”
as a Stop Method when a fault is detected.
0.0 to
6000.0
<6>
10.0 s A A A 208 126
C1-10
Accel/Decel Time Setting
Units
Sets the resolution of C1-01 to C1-09.
0: 0.01 s (0.00 to 600.00 s)
1: 0.1 s (0.0 to 6000.0 s)
0, 1 1 A A A 209 126
C1-11
Accel/Decel Time Switching
Frequency
Sets the frequency for automatic acceleration/deceleration
switching.
Below set frequency: Accel/Decel Time 4
Above set frequency: Accel/Decel Time 1
The multi-function input “Accel/Decel Time 1” or “Accel/
Decel Time 2” take priority.
0.0 to 400.0
Hz
0.0 Hz A A A 20A 126
C2: S-Curve Characteristics
Use C2 parameters to configure S-curve operation.
C2-01
S-Curve Characteristic at
Accel Start
The S-curve can be controlled in the four points shown
below.
Run
command
Output
frequency
Time
C2-01
C2-04
C2-02
C2-03
ON
OFF
S-curve is used to further soften the starting and stopping
ramp. The longer the S-curve time, the softer the starting
and stopping ramp.
0.00 to
10.00
0.20 s
<2>
A A A 20B 127
C2-02
S-Curve Characteristic at
Accel End
0.00 to 10.0 0.20 s A A A 20C 127
C2-03
S-Curve Characteristic at
Decel Start
0.00 to 10.0 0.20 s A A A 20D 127
C2-04
S-Curve Characteristic at
Decel End
0.00 to 10.0 0.00 s A A A 20E 127
C3: Slip Compensation
Use C3 parameters to configure the slip compensation function.
C3-01
<22>
Slip Compensation Gain
Sets the slip compensation gain. Decides for what amount
the output frequency is boosted in order to compensate the
slip.
Note: Adjustment is not normally required.
0.0 to 2.5
0.0
<2>
A A − 20F 127
C3-02
Slip Compensation Primary
Delay Time
Adjusts the slip compensation function delay time.
Decrease the setting when the slip compensation response
is too slow, increase it when the speed is not stable.
Disabled when Simple V/f Control with PG (H6-01 = 3)
is used.
0 to 10000
2000
ms
<2>
A A − 210 127
C3-03 Slip Compensation Limit
Sets the slip compensation upper limit. Set as a percentage
of motor rated slip (E2-02). Disabled when Simple V/f
Control with PG (H6-01 = 3) is used.
0 to 250 200% A A − 211 128
C3-04
Slip Compensation Selection
during Regeneration
Selects slip compensation during regenerative operation.
0: Disabled
1: Enabled
Using the Slip Compensation function during regeneration
may require a braking option to handle momentary
increasing regenerative energy.
0,1 0 A A − 212 128
B.2 Parameter Table
304
SIEP C710606 20 OYMC AC Drive - V1000 User Manual
7/16/2008-13:23
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