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D-7
4.1.4 Parameters that cannot be changed during operation
For safety, the following parameters are designed so that they cannot be changed when
the inverter is in operation. So, you need to stop the motor in advance to change these
parameters.
[Basic parameters]
(Automatic acceleration/deceleration)
(Automatic V/f mode setting)
(Operation command mode selection)
(Speed setting mode selection)
(Maximum frequency)
(Standard setting mode selection)
(Motor control mode selection)
(Selection of electronic thermal protection characteristics)
For the parameter used to write-protect of extended parameters during operation, refer to
Parameter list in 10.
4.1.5 Resetting all parameters to the factory default settings at a time
All changed parameters can be reset to their respective factory default settings at a
time by setting the standard setting mode selection parameter at .
Note) Refer to 5.5 for details of the standard setting mode selection parameter .
Procedure for resetting all parameters to the factory default settings at a time
Key operated
LED display
Operation
The operation frequency is displayed. (Make this setting
when the motor is out of operation.)
Press the [MON] key to call up the first basic parameter
(automatic acceleration/deceleration).
Switch to by pressing or key.
Press the Enter key to display the parameter setting (set
value). ("" is always displayed when the parameter
is called up.)
Change the parameter setting by pressing or
key. To return all parameters to the factory default
settings, change the parameter setting to .
is displayed while all parameters are being
reset to their respective default settings.
The LED returns to the original display mode.
Note on operation
Setting the parameter at causes all parameters to return to the factory default
settings. Therefore, it is advisable to note all changed settings before returning them to
the default settings.
MON
ENT
ENT
If you feel puzzled about what to do next during this operation, press the Monitor key
several times to return to the step and follow the above steps all over again.