8000m Series
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The upper controller gives the command of start and stop through the method of
communication.
The frequency of the VFD can be set through “▲”and “▼” and UP/DOWN
terminal(frequency ascending control/frequency descending control), it has the
highest priority and can be combined with any other channels used for frequency
setting. Its main function is to finish the fine adjustment of output frequency of the
VFD in commissioning process of control system.
0: valid, and the VFD can save data when powered off. The frequency data of VFD
can be set, and after powered off, the VFD can save the set value. When powered
on next time, the previous saved value can be combined with the present setting
value automatically.
1: valid, but the VFD cannot save data when powered off. The frequency data of
VFD can be set, however after power-off, the VFD will not save this setting value.
2:invalid, the “▲”and “▼” on keypad and the function of UP/DOWN terminal is
invalid, and the settings will be cleared automatically.
3：When the VFD is in running condition, the control of “▲”and “▼” on keypad
and the function of UP/DOWN terminal is valid. When stopped, the settings of
“▲”and “▼” on keypad and the UP/DOWN terminal will be zeroed out.
Note: when users restore the default value of the functional parameters of the VFD,
the setting frequency value of the keypad and UP/DOWN terminal will be zeroed
out.
F0.02
Options for keypad / terminals frequency
ascending and descending control
Factory
Setting
0
Setting
Options
0 Valid and saved when power-off
1 Valid and not saved when power-off
2 Invalid
3
Control is valid while running, and is invalid while stop.
When stopped or power off, the VFD will not save data
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