They cannot be set with the frequency. Because the command is input at the line speed, consider the line speed of the in

The calculation is performed by two modes. One method calculates the current winding diameter automatically by moving th

V/F control/Advanced magnetic flux vector control/Sensorless vector control: 0.3 rpm increments, Vector control with enc

When the value is written to Pr.646 (Stored winding diameter), the stored value is used. When the value is not written,

Yes. Writing is available when the power supply specification or capacity is different. Note that setting values of the

Basically, it depends on machine specifications. Advantage of dancer feedback speed control: Easy control. Small tension

Yes. It can be carried out like under the dancer feedback speed control.

Z phase is not required for the thickness method.

The value is displayed in 0.1 rpm increments under Vector control. However, the value is rounded down to the first decim

No, it does not affect the control. When a swinging frequency is set in Pr.1074, the setting values in Pr.1077 to Pr.107

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FAQ > Drive Products > Inverters-FREQROL > FREQROL-A800

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FAQ within [ FREQROL-A800 ]

101-110 of Total 142

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FR-A800-R2R

They cannot be set with the frequency. Because the command is input at the line speed, consider the line speed of the initial winding diameter at 20 Hz. The ... More Details >>
- No：20888
- Release Date：2018/08/22 16:24
FR-A800-R2R

The calculation is performed by two modes. One method calculates the current winding diameter automatically by moving the dancer roll from lower limit positi... More Details >>
- No：20924
- Release Date：2018/08/22 16:25
Setting resolution

V/F control/Advanced magnetic flux vector control/Sensorless vector control: 0.3 rpm increments, Vector control with encoder: 0.1 rpm increments More Details >>
- No：20960
- Release Date：2018/08/22 16:25
FR-A800-R2R

When the value is written to Pr.646 (Stored winding diameter), the stored value is used. When the value is not written, the minimum or maximum winding diamet... More Details >>
- No：20887
- Release Date：2018/08/22 16:24
Parameter copy to the USB memory

Yes. Writing is available when the power supply specification or capacity is different. Note that setting values of the voltage relation is also overwritten ... More Details >>
- No：21013
- Release Date：2018/08/22 16:25
FR-A800-R2R

Basically, it depends on machine specifications. Advantage of dancer feedback speed control: Easy control. Small tension can be controlled. Disadvantage: Mac... More Details >>
- No：20973
- Release Date：2018/08/22 16:25
FR-A800-R2R

Yes. It can be carried out like under the dancer feedback speed control. More Details >>
- No：20885
- Release Date：2018/08/22 16:24
Winding diameter calculation of the FR-A800-R2R

Z phase is not required for the thickness method. More Details >>
- No：20855
- Release Date：2018/08/22 16:24
Frequency setting increment

The value is displayed in 0.1 rpm increments under Vector control. However, the value is rounded down to the first decimal place and displayed in 1 rpm incre... More Details >>
- No：21021
- Release Date：2018/08/22 16:25
Anti-sway control

No, it does not affect the control. When a swinging frequency is set in Pr.1074, the setting values in Pr.1077 to Pr.1079 are not referred. When Pr.1074 is s... More Details >>
- No：20952
- Release Date：2018/08/22 16:25

101-110 of Total 142

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