Parameter Details
11
11.4 C: Tuning
YASKAWA SIEPC71061723A YASKAWA AC Drive CR700 Technical Manual 611
■ C4-14: M2 Torque Comp Delay Time Sel 1
No.
(Hex.)
Name Description
Default
(Range)
C4-14
(1116)
RUN
M2 Torque Comp Delay
Time Sel 1
Sets the primary delay time constant for torque compensation for motor 2 when the drive receives
a Reverse run command and b1-23 = 1 [Selection REV Parameters = Enabled].
Determined by E3-01
(0 - 60000 ms)
■ C4-15: Torque Comp Delay Time Select 2
No.
(Hex.)
Name Description
Default
(Range)
C4-15
(111B)
RUN
Torque Comp Delay Time
Select 2
Sets the primary delay time constant for torque compensation that the drive uses when b1-23 = 0
[Selection REV Parameters = Disabled] or b1-23 = 1 [Enabled], and the MFDI “Counterweight
Selection” setting is ON for the Forward run command.
Determined by A1-02
(0 - 60000 ms)
■ C4-16: Torque Comp Delay Time Select 3
No.
(Hex.)
Name Description
Default
(Range)
C4-16
(111C)
RUN
Torque Comp Delay Time
Select 3
Sets the primary delay time constant for torque compensation that the drive uses when the reverse
command activates, b1-23 = 1 [Selection REV Parameters = Enabled], and the MFDI
“Counterweight Selection” setting activates.
Determined by A1-02
(0 - 60000 ms)
■ C4-19: Torque Ripple Suppress Min Freq
No.
(Hex.)
Name Description
Default
(Range)
C4-19
(0B8D)
Expert
Torque Ripple Suppress
Min Freq
If there is slow oscillation at low speeds, adjust this setting. Usually it is not necessary to change
this setting.
0.1 Hz
(0.0 - 10.0 Hz)
Note:
Set C4-20 [Voltage Compensation Adjust 1] ≠ 0 to enable this parameter.
■ C4-20: Voltage Compensation Adjust 1
No.
(Hex.)
Name Description
Default
(Range)
C4-20
(0BCB)
Expert
Voltage Compensation
Adjust 1
Sets voltage precision compensation. Usually it is not necessary to change this setting.
120 Hz
(0 - 200 Hz)
Note:
Set C4-20 = 0 when noise occurs during low-speed operation.
■ C4-21: Voltage Compensation Adjust 2
No.
(Hex.)
Name Description
Default
(Range)
C4-21
(0BCC)
Expert
Voltage Compensation
Adjust 2
Sets voltage precision compensation. Usually it is not necessary to change this parameter.
Determined by o2-04
(0 - 10)
Note:
Set C4-21 = 0 when noise occurs during high-speed operation.
■ C4-23: Current Control Gain
No.
(Hex.)
Name Description
Default
(Range)
C4-23
(1583)
Expert
Current Control Gain
Sets the Current control gain. Usually it is not necessary to change this parameter.
1.00
(0.50 - 2.50)
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