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Start/stop from the operation panel (PU
operation mode)
4.4.4 Setting the frequency by analog input (voltage input)
[Connection diagram]
(The inverter supplies 5V of power to the frequency setting potentiometer.(Terminal 10)
)
POINT
· Use the operation panel (FR-DU07) ( or ) to give a start command.
· Use the (frequency setting) potentiometer to give a frequency command.
(Connect terminals 2 and 5 to input a voltage.)
· Set "4" (External/PU combined operation mode 2) in Pr. 79 Operation mode selection.
Operation example Performing operation at 60Hz.
Inverter
Operation panel
(FR-DU07)
Frequency setting
potentiometer
5
10
2
DisplayOperation
Flicker ··· Parameter setting complete!!
Flickering
/
The parameter number
read previously appears.
8. Start
Press or .
[FWD] or [REV] is flickering as no frequency
command is given.
1. Screen at powe-ON
The monitor display appears.
2. Press to choose the parameter setting
mode.
3.
Turn until (
Pr. 79) appears.
4. Press to read the present set value.
" "(initial value) appears.
5.
Turn to change it to
the setting value " ".
7. Mode/monitor check
Press twice to choose the
monitor/frequency monitor.
[PU] indicator and [EXT] indicator are lit.
6. Press to set.
9. Acceleration → constant speed
Turn the potentiometer (frequency setting
potentiometer) clockwise slowly to full.
The frequency value on the display
increases in Pr. 7 Acceleration time, and
" "(60Hz) appears.