Basic operation procedure (PU operation)
Select a method to give the frequency command from the list below, and refer to the specified page for its procedure.
Method to give the frequency command
Setting the frequency on the operation panel in the frequency setting mode
Give commands by turning the setting dial like a potentiometer
Give commands by turning ON/OFF switches wired to inverter's terminals (multi-
Setting the frequency by inputting voltage signals
Setting the frequency by inputting current signals
Setting the frequency on the operation panel
(example: operating at 30 Hz)
• Use the operation panel (FR-DU08) to give a start command and a frequency command. (PU operation)
The following shows the procedure to operate at 30 Hz.
Turning ON the power of the inverter
The operation panel is in the monitor mode.
Changing the operation mode
to choose the PU operation mode. [PU] indicator turns ON.
Setting the frequency
until the target frequency "
While the indication is flashing, press
displayed alternately. After about three seconds of alternate display, the monitor display goes back to "
indication of a monitored value).
is not pressed during the flashing for about five seconds, the monitor display goes back to "
Hz). In that case, turn
Start → acceleration → constant speed
Pr.7 Acceleration time, and "
(To change the set frequency, return to step 3. The previously set frequency appears.)
Operation panel (FR-DU08)
" (30.00 Hz) appears. The indication blinks for about five seconds.
to confirm the selection for the frequency. "
again and set the frequency.)
to start running. The frequency value on the monitor increases according to the setting of
" (30.00 Hz) appears on the monitor.
Refer to page
4. BASIC OPERATION
4.5 Basic operation procedure (PU operation)
" and "