No.
(Addr.
Hex)
Name LCD Display Description Values Page
b8-04
(01CF)
Energy Saving
Coefficient Value
Energy Save COEF
Determines the level of maximum motor efficiency. Setting
range
is 0.0 to 2000.0 for drives 3.7 kW and smaller. The display
resolution depends on the rated output current after the Drive
Duty has been set in parameter C6-01.
Default:
<3> <4>
Min.: 0.00
Max.: 655.00
–
b8-05
(01D0)
Power Detection Filter
Time
kW Filter Time
Sets a time constant filter for output power detection. Default: 20 ms
Min.: 0
Max.: 2000
–
b8-06
(01D1)
Search Operation
Voltage Limit
Search V Limit
Sets the limit for the voltage search operation as a percentage
of the motor rated voltage.
Default: 0%
Min.: 0
Max.: 100
–
b8-16
(01F8)
<5>
Energy Saving
Parameter (Ki) for PM
Motors
PM Enrgy Save Ki
Coefficient to adjust torque linearity.
Set to the Ki value on the motor nameplate.
When parameter E5-01, Motor Code Selection (for PM
Motors), is set to 1ooo or 2ooo, the automatically
calculated value will be set. This set value cannot be changed.
Default: 1.00
Min.: 0.00
Max.: 3.00
<6>
–
b8-17
(01F9)
<5>
Energy Saving
Parameter (Kt) for PM
Motors
PM Enrgy Save Kt
Coefficient to adjust torque linearity.
Set to the Kt value on the motor nameplate.
When parameter E5-01, Motor Code Selection (for PM
Motors), is set to 1ooo or 2ooo, the automatically
calculated value will be set. This set value cannot be changed.
Default: 1.00
Min.: 0.00
Max.: 3.00
<6>
–
b8-27
(0B52)
q-Axis Current
Compensation Method
when Output Voltage is
Limited
Iq Comp Method
0: Priority OutVolt
1: Priority Iq
Sets a compensation method for the q-Axis current when output
voltage is limited.
There is normally no need to change this parameter from the
default value.
0: Output Voltage Limit Priority
1: q-Axis Current Priority
Note: This parameter is not available in models
4A0930 and 4A1200.
Default: 0
Range.: 0, 1
–
<1> Default setting is determined by parameter A1-02, Control Method Selection.
<2>
Default setting is determined by parameters A1-02, Control Method Selection, and o2-04, Drive Model Selection.
<3> Default setting is determined by parameters o2-04, Drive Model Selection, and C6-01, Drive Duty Selection.
<4> Parameter value changes automatically if E2-11 is manually changed or changed by Auto-Tuning.
<5> Available in drive software versions PRG: 1015 and later.
<6> The maximum value is 2.00 in drive software versions PRG: 1018 and earlier.
u
b9: Zero Servo
No.
(Addr.
Hex)
Name LCD Display Description Values Page
b9-01
(01DA)
Zero Servo Gain Zero Servo Gain
Sets the position loop gain for the Zero Servo function. Default: 5
Min.: 0
Max.: 100
–
b9-02
(01DB)
Zero Servo Completion
Width
Zero Servo Count
Sets the range to trigger an output terminal set for “Zero Servo
Complete” during Zero Servo operation.
Default: 10
Min.: 0
Max.: 16383
–
B.2 b: Application
YASKAWA ELECTRIC TOEP C710616 41G YASKAWA AC Drive - A1000 Quick Start Guide
259
B
Parameter List
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