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C2: S-Curve Characteristics
No.
(Addr.
Hex)
Name LCD Display Description Values Page
C2-01
(020B)
S-Curve Characteristic
at Accel Start
SCrv Acc @ Start
The S-curve can be controlled at the four points shown below.
Run Command
Time
Output Frequency
C2-01 C2-04
C2-02 C2-03
ON
OFF
Default: 0.20 s
<1>
Min.: 0.00
Max.: 10.00
–
C2-02
(020C)
S-Curve Characteristic
at Accel End
SCrv Acc @ End
Default: 0.20 s
Min.: 0.00
Max.: 10.00
–
C2-03
(020D)
S-Curve Characteristic
at Decel Start
SCrv Dec @ Start
Default: 0.20 s
Min.: 0.00
Max.: 10.00
–
C2-04
(020E)
S-Curve Characteristic
at Decel End
SCrv Dec @ End
Default: 0.00 s
Min.: 0.00
Max.: 10.00
–
<1> Default setting is determined by parameter A1-02, Control Method Selection.
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C3: Slip Compensation
No.
(Addr.
Hex)
Name LCD Display Description Values Page
C3-01
(020F)
Slip Compensation Gain Slip Comp Gain
Sets the gain for the motor slip compensation function used for
motor 1.
Default:
<1>
Min.: 0.0
Max.: 2.5
–
C3-02
(0210)
Slip Compensation
Primary Delay Time
Slip Comp Time
Adjusts the slip compensation function delay time used for
motor 1.
Default:
<1>
Min.: 0 ms
Max.: 10000 ms
–
C3-03
(0211)
Slip Compensation Limit Slip Comp Limit
Sets an upper limit for the slip compensation function as a
percentage of motor rated slip for motor 1 (E2-02).
Default: 200%
Min.: 0
Max.: 250
–
C3-04
(0212)
Slip Compensation
Selection during
Regeneration
Slip Comp Regen
0: Disabled.
1: Enabled above 6 Hz.
2: Enabled whenever slip compensation is possible.
Default: 0
Range: 0 to 2
–
C3-05
(0213)
Output Voltage Limit
Operation Selection
Output V Lim Sel
0: Disabled.
1: Enabled. Automatically decreases motor flux when output
voltage saturation is reached.
Note: The available control modes for parameter
C3-05 vary by drive model:
Models
2A0004 to 2A0415, 4A0002 to 4A0675,
and 5A0003 to 5A0242:
Available when A1-02 = 2, 3.
Models 4A0930 and 4A1200: Available when
A1-02 = 2, 3, 6, 7.
Default: 0
Range: 0, 1
–
C3-16
(0261)
Output Voltage Limit
Operation Start Level
(Percentage Modulation)
Output V Lim Sta
Sets the output voltage limit operation start level (percentage
modulation) when C3-05 is enabled.
Note: This parameter is only available in models
4A0930 and 4A1200.
Default: 85.0%
Min.: 70.0
Max.: 90.0
–
C3-17
(0262)
Maximum Output
Voltage Limit Level
(Percentage Modulation)
Output V Lim Max
Sets the output voltage limit operation determined by C3-18
(percentage modulation) when C3-05 is enabled.
Note: This parameter is only available in models
4A0930 and 4A1200.
Default: 90.0%
Min.: 85.0
Max.: 100.0
–
C3-18
(0263)
Output Voltage Limit
Level
Output V Lim lev
Sets the maximum percentage of output voltage reduction
when C3-05 is enabled.
Note: This parameter is only available in models
4A0930 and 4A1200.
Default: 90.0%
Min.: 30.0
Max.: 100.0
–
C3-21
(033E)
Motor 2 Slip
Compensation Gain
SlpCmp Gain Mtr2
Sets the slip compensation gain used for motor 2.
Default:
<2>
Min.: 0.0
Max.: 2.5
–
B.3 C: Tuning
YASKAWA ELECTRIC TOEP C710616 41G YASKAWA AC Drive - A1000 Quick Start Guide
261
B
Parameter List
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