Delta Electronics VFD-M manual Pr.103, Auto Tune Motor parameters, Pr.104, R1 Value

Models: VFD-M

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Pr.103

Chapter 4 ParametersAuto Tune Motor parameters

02Linear acceleration and automatic deceleration (Operation by automatic deceleration time, Pr.10 or Pr.12 acceleration time).

03Automatic acceleration, deceleration (Operation by AC drive auto adjustable control)

04

If this parameter is set to 04, Accel/Decel time will be equal to or more than parameter Pr.10 ~Pr.13.

This parameter should not be used when a brake unit is installed.

Pr.102 Auto Voltage Regulation (AVR)

Factory Setting: 00

Settings 00 AVR function enabled 01 AVR function disabled

02 AVR function disabled when stop

03 AVR function disabled for deceleration

AVR function automatically regulates the AC drive output voltage to the Maximum Output

Voltage (Pr.03). For instance, if Pr.03 is set at 200 VAC and the input voltage varies from

200V to 264VAC, then the Maximum Output Voltage will automatically be regulated to 200VAC.

When the AVR function is disabled, the Maximum Output Voltage follows the variations of the

input voltage (180V to 264VAC).

Selecting program value 2 enables the AVR function and also disables the AVR function

during deceleration. This offers a quicker deceleration.

Pr.103

Auto Tune Motor parameters

Factory Setting: 00

Settings 00

Disable

01

Auto tune for R1

02

Auto tune for R1 + No Load testing

For Auto Tune, set Pr.103 to 01 or 02 and press the RUN key. When it is set to 02, motor

should have no load.

Pr.104

R1 Value

Settings 00 to 65535mΩ

Factory Setting: 00

 

 

As an option to Auto Tune, this parameter inputs the motor resistance.

4-74

Revision May 2008, ME14, SW V3.04

Page 109
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Delta Electronics VFD-M manual Pr.103, Auto Tune Motor parameters, Pr.104, R1 Value