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u
n: Advanced Performance Set-Up
The n parameters are used to adjust more advanced performance characteristics.
No.
Name
Sets the gain for the Hunting Prevention Function.
n1-02 Hunting
If the motor vibrates while lightly loaded, increase the
Prevention
gain by 0.1 until vibration ceases.
Gain Setting
If the motor stalls, decrease the gain by 0.1 until the
stalling ceases.
Use n3 parameters to configure the overexcitation braking function.
Applies a gain to the V/f pattern during deceleration
Overexcitation
(L3-04 = 4). Returns to normal values after ramp to
n3-13
stop or at re-acceleration.
Deceleration
To increase the braking power of overexcitation,
Gain
increase the gain by 1.25 to 1.30.
u
o: Operator Related Parameters
o parameters are used to set up the LED digital operator displays.
No.
Name
Selects the information displayed when power is
User Monitor
applied.
o1-02
Selection
1: Frequency Reference (U1-01)
<1>
After Power
2: Forward/Reverse
Up
3: Output Frequency (U1-02)
4: Output Current (U1-03)
Digital
Sets the units to display the frequency reference and
Operator
output frequency.
o1-03
Display
0: 0.01 Hz
Selection
1: 0.01% (100% = E1-04)
Use o2 parameters to configure LED digital operator key functions.
Determines if the STOP key on the digital operator
STOP Key
will stop the drive when operating from the external
o2-02
Function
terminals or via serial communication.
Selection
0: Disabled
1: Enabled
YASKAWA ELECTRIC TOEP C710606 25D YASKAWA AC Drive J1000 Installation & Start-Up Manual
Description
n1: Hunting Prevention
Use n1 parameters to configure hunting prevention operation.
n3: Overexcitation Braking
Description
o1: Display Settings
Use o1 parameters to configure the digital operator display.
o2: Operator Keypad Functions
B.2 Parameter Table
Addr.
Range Def. Mode
Hex
0.00 to
1.00
O
581
2.50
1.00 to
1.10
O
531
1.40
Addr.
Range Def. Mode
Hex
1 to 4
1
O
0, 1
0
O
0, 1
1
O
Pg.
–
–
Pg.
501
–
502
–
506
–
B
241
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Table of Contents
Troubleshooting
