YASKAWA LA500 - Page 352

12.9 o: Keypad-Related Settings
352 YASKAWA SIEPYEULA5001C LA500 Technical Manual
■ o2-07: Keypad RUN Direction @ Power-up
No.
(Hex.)
Name Description
Default
(Range)
o2-07
(0527)
Expert
Keypad RUN Direction @
Power-up
Sets the direction of motor rotation when the drive is energized and the keypad is the Run
command source.
0
(0, 1)
This parameter is enabled in these conditions:
• When b1-02 = 0 [Run Command Selection 1 = Keypad] or b1-16 = 0 [Run Command Selection 2 = Keypad]
• In LOCAL Mode
0 : Forward
1 : Reverse
■ o2-09: Reserved
No.
(Hex.)
Name Description
Default
(Range)
o2-09
(050D)
Expert
Reserved - -
■ o2-19: Parameter Write during Uv
No.
(Hex.)
Name Description
Default
(Range)
o2-19
(061F)
Expert
Parameter Write during Uv
Lets you change parameters during Uv [Undervoltage].
0
( 0, 1 )
0 : Disable
1 : Enabled
■ o2-23: External 24V Powerloss Detection
No.
(Hex.)
Name Description
Default
(Setting Range)
o2-23
(11F8)
RUN
Expert
External 24V Powerloss
Detection
Sets the function to give a warning if the backup external 24 V power supply turns off when the
main circuit power supply is in operation.
0
(0, 1)
Note:
The drive will not run when it is operating from one 24-V external power supply.
0 : Disabled
The drive does not detect the loss of the 24-V external power supply.
1 : Enabled
The keypad shows the L24v [Loss of External Power 24 Supply] indicator if the drive detects the loss of the 24-V
external power supply.
Note:
A minor fault signal is not output from H2-xx = 10 [MFDO Function Selection = Alarm].
■ o2-26: Alarm Display at Ext. 24V Power
No.
(Hex.)
Name Description
Default
(Range)
o2-26
(1563)
Expert
Alarm Display at Ext. 24V
Power
When you connect a backup external 24 V power supply, this parameter sets the function to
trigger an alarm when the main circuit power supply voltage decreases.
0
(0, 1)
0 : Disabled
The drive will not detect EP24v [External Power 24V Supply] if the main circuit power supply voltage decreases.
The [Ready] light on the LED Status Ring flashes quickly to identify that drive operation is not possible.
V/f
OLV
V/f
OLV
V/f
OLV
V/f
OLV