YASKAWA Varispeed V7 Instruction Manual page 130

Using V/f Control Mode
V/f control mode is preset at the factory.
Control Mode Selection (n002) = 0: V/f control mode (factory setting)
Adjusting Torque According to Application
Adjust motor torque by using the V/f pattern and full-range automatic
torque boost settings.
V/f Pattern Setting
Set the V/f pattern in n011 to n017 as described below. Set each pattern
when using a special motor (e.g., high-speed motor) or when requiring
special torque adjustment of the machine.
V: (VOLTAGE)
Constant
No.
n011 Max. Output Frequency
n012 Max. Voltage
n013 Max. Voltage Output Fre-
quency (Base Frequency)
n014 Mid. Output Frequency
n015 Mid. Output Frequency
Voltage
n016 Min. Output Frequency
n017 Min. Output Frequency
Voltage
1: Vector control mode
Be sure to satisfy the following
conditions for the settings of n011 to
n017.
n016 ≤ n014 < n013 ≤ n0111
If n016 = n014, the setting of n015
f
will be disabled.
(FREQUENCY)
Name Unit
0.1 Hz
1 V
0.1 Hz
0.1 Hz
1 V
0.1 Hz
1 V
7. Programming Features
Setting Range
50.0 to 400.0 Hz
1 to 255.0 V (0.1 to 510.0 V)
0.2 to 400.0 Hz
0.1 to 399.9 Hz
0.1 to 255.0 V (0.1 to 510.0 V)
0.1 to 10.0 Hz
1 to 50.0 V (0.1 to 100.0 V)
Factory
Setting
50.0 Hz
200.0 V
(400.0 V)
50.0 Hz
1.3 Hz
12.0 V
(24.0 V)
1.3 Hz
12.0 V
(24.0 V)
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