Mitsubishi Electric FR-A820-00046 Instruction Manual page 184

Basic operation procedure (PU operation)
Example Operation example: Operate at 30 Hz.
Turning ON the power of the inverter
The monitor display turns ON.
Changing the operation mode
Press
Setting the frequency
Turn
While the value is flickering, press
After about 3 s of flickering, the indication goes back to "
(If
In that case, turn
Start ➔ acceleration ➔ constant speed
Press
7 "Acceleration time", and is fixed at "
(To change the set frequency, perform the operation in above step 3. The last setting appears at first.)
Deceleration ➔ stop
Press
"Deceleration time", and the motor stops rotating at "
Tab. 4-10:
NOTES To display the set frequency under PU operation mode or External/PU combined operation mode
1 (Pr. 79 = "3"), press the setting dial. (Refer to page 5-344.)
The setting dial can also be used like a potentiometer to perform operation. (Refer to page 4-15.)
Parameters referred to
Pr. 7
Pr. 8
Pr. 79
4 - 14
to choose the PU operation mode. [PU] indicator turns ON.
until the target frequency, "
is not pressed, the indication of the value goes back to "
again and set the frequency again.)
or to start running. The frequency value indicated on the display increases for the time set in Pr.
to stop running. The frequency value indicated on the display decreases for the time set in Pr. 8
Frequency setting with the setting dial
Acceleration time
Deceleration time
Operation mode selection
Operation
" (30.00 Hz), appears. The frequency flickers for about 5 s.
to enter the frequency. " " and "
".
" (30.00 Hz).
" (0.00 Hz).
Basic operation
" flicker alternately.
" (0.00 Hz) after about 5 s of flickering.
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