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E6581090
C-2
3
3.1 Simple operation of the VF-nC1
The procedures for setting operation frequency and the methods of operation can be selected from
the following.
:(1)Run and stop from the operation panel
(2) Run and stop using external signals to the terminal
block
(3) Run and stop by serial communications (with an
optional external device)
:(1)Setting of frequency using the potentiometer on the
inverter main unit
(2) Frequency setting using the UP and DOWN keys on
the operation panel
(3) Setting of frequency using external signals to the
terminal block (0-10Vdc, 4-20mAdc)
(4) Frequency setting by serial communications (with
an optional external device)
Use the basic parameters EOQF (command mode selection) and HOQF (frequency setting mode
selection) for selecting.
Title Function Adjustment range Default setting
EOQF
Command mode
selection
0: Terminal block 1: Operation panel 1
HOQF
Frequency setting
mode selection
0: Terminal block
1: Operation panel
2: Internal potentiometer
3: Serial communications
4: Terminal block/potentiometer switching
2
[Steps in setting parameters]
Key operated LED display Operation
Displays the operation frequency (operation stopped). (When
standard monitor display selection H= is set to
[Operation frequency])
CWJ The first basic parameter "History (CWJ)" is displayed.
EOQF
Press either the △ key or the ▽ key to select "EOQF."
Press the ENTER key to display the parameter setting.
(Standard default setting: )
Change the parameter to (Terminal board) by pressing the △
key.
¶⇔¶EOQF
Press the ENTER key to save the changed parameter. EOQF
and the parameter set value are displayed alternately.
HOQF Press either the △ key or the ▽ key to select "HOQF."
Press the ENTER key to display the parameter setting.
(Standard default setting: )
Change the parameter to (Operation panel) by pressing the
▽ key
¶⇔ HOQF
Press the ENTER key to save the changed parameter. HOQF
and the parameter set value are displayed alternately.
*Pressing the MON key twice returns the display to standard monitor mode (displaying operation
frequency).
ENT
ENT
▲
▼
MON
▲
▼
ENT
▲
▼
ENT
▲
▼
Frequency
setting
Run / stop