Setting The Frequency By The Operation Panel (Pr. 79 = 3) - Mitsubishi Electric FR-F720P-0.75K to 110K Instruction Manual

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 60Hz maximum.
REMARKS
· Press to show the set frequency.
· can also be used like a potentiometer to perform operation. (Refer to page 297)

4.19.3 Setting the frequency by the operation panel (Pr. 79 = 3)

POINT
· Switch ON the STF (STR) signal to give a start command.
· Use ( ) on the operation panel (FR-DU07) to give a frequency command.
· Set "3" (External/PU combination operation mode 1) in Pr. 79 Operation mode selection.
Performing operation at 30Hz.
Operation example
Operation
1. Screen at power-ON
The monitor display appears.
2. Operation mode setting
Set "3" in Pr.79.
[PU] indicator and [EXT] indicator are lit.
(To change the set value, refer to page 62)
Pr. 7 (Refer to page 109)
Pr. 8 (Refer to page 109)
[Connection diagram]
Forward rotation
start
Reverse rotation
start
Selection of operation mode and
... Why?
Set "60Hz" in Pr. 1. (Refer to page 96)
Inverter
STF
STR
SD
Operation panel
(FR-DU07)
operation location
within 5s after turning ?)
to change to
Display
4
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