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