Start/stop from the operation panel (PU
3.4 Start/stop from the operation panel (PU operation mode)
From where is the frequency command given?
· Operation at the frequency set in the frequency setting mode
of the operation panel →Refer to 3.4.1 (Refer to page 34)
· Operation using the setting dial as the volume
→Refer to 3.4.2 (Refer to page 35)
· Change of frequency with ON/OFF switches connected to
terminals →Refer to 3.4.3 (Refer to page 36)
· Frequency setting with a voltage output device
→Refer to 3.4.4 (Refer to page 38)
· Frequency setting with a current output device
→Refer to 3.4.5 (Refer to page 40)
Set the set frequency to operate (example: performing operation at 30Hz)
Screen at powering on
The monitor display appears.
to choose the PU
to show the frequency
you want to set.
The frequency flickers for about 5s.
While the value is flickering,
to set the frequency.
If you do not press
and the display then returns to 0.00 (display) Hz.
At this time, return to "Step 3" and set the frequency again.
After the value flickered for about 3s,
the display returns to "
To change the set frequency, perform the
operation in above steps 3 and 4.
(Starts from the previously set frequency.)
Operation cannot be performed at the set frequency ... Why?
Did you carry out step 4 within 5s after step 3? (Did you press
The frequency does not change by turning
Check to see if the operation mode selected is the external operation mode. (Press
the PU operation mode.)
Operation does not change to the PU operation mode ... Why?
Check that "0" (initial value) is set in Pr. 79 Operation mode selection.
Check that the start command is not on.
Change acceleration time
Change deceleration time
For example, limit the motor speed to 50Hz maximum.
to show the set frequency.
can also be used like a potentiometer to perform operation. (Refer to page 35)
, the value flickers for about 5s
" (monitor display).
) to start operation.
Pr. 7 (Refer to page 54)
Pr. 8 (Refer to page 54)
AC power supply
PU indication is lit.
Flicker ··· Frequency setting complete!!
Set "50Hz" in Pr. 1. (Refer to page 52)
within 5s after turning
to change to