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E6580757
E-14
5
5.12 Selecting control mode
: V/F control mode selection
• Function
With VF-S9, the V/F controls shown below can be selected
{V/F constant
{Variable torque
{Automatic torque boost
{Sensorless vector control
*1
{Automatic energy-saving
(*1) "Automatic torque boost " parameter can automatically set this parameter and auto-tuning at a
time.
■ Parameter setting
Title Function Adjustment range Default setting
V/F control mode selection
0: V/F constant
1: Variable torque
2: Automatic torque boost
3: Sensorless vector control
4: Automatic energy-saving
0
[Setting V/F control mode selection to 3 (sensorless vector control)]
Key operated LED display Operation
Displays the operation frequency. (When standard monitor display
selection is set to 0 [operation frequency])
Press the MON key to display the first basic parameter
(automatic acceleration/deceleration).
Press the key to change the parameter to (V/F control mode
selection).
Press the ENTER key to display the parameter setting. (Standard
default setting: (V/F constant))
Press the key to change the parameter to 3 (sensorless vector
control).
Press the ENTER key to save the changed parameter. and the
parameter set value are displayed alternately.