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3.4.4
Perform frequency setting by analog (voltage input)
POINT
· Use
/
to give a start command.
· Pr. 79 Operation mode selection must be set to "4" (external/PU combined operation mode 2)
[Connection diagram]
(The inverter supplies 5V of power to the frequency setting potentiometer.(Terminal 10))
Three-phase
AC power supply
Frequency setting
potentiometer
Operation
1.
Screen at powering on
The monitor display appears.
2.
Press
to choose the parameter setting
mode.
3.
Turn
until
4.
Press
to read the currently set value.
"
"(initial value) appears.
5.
Turn
to change it to
the setting value "
6.
Press
to set.
7.
Mode/monitor check
Press
twice to choose the
monitor/frequency monitor.
8.
Start
Press the start switch
Operation status indication of FWD (or REV)
flickers.
CAUTION
When both the forward switch and reverse
switch turn on, the inverter will not start.
Also, if both switch turn on while running,
the inverter stops.
9.
Acceleration → constant speed
Turn the volume (frequency setting
potentiometer) clockwise slowly to full.
The frequency value on the indication
increases according to Pr. 7 Acceleration
time until 50Hz is displayed.
R/L1
S/L2
T/L3
10
2
FR-DU07
5
(Pr. 79) appears.
".
(or
).
Start/stop from the operation panel (PU
Inverter
U
Motor
V
W
,
Display
Flicker ··· Parameter setting complete!!
(
)
operation mode)
The parameter number
read previously appears.
Flickering
3
37
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