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FAQ within [ FREQROL-A800 ]

121-130 of Total 142

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  • FR-A800-R2R

    When the winding ratio is large, the control according to the winding diameter is required. The upper controller has measured the winding diameter and create... More Details >>

    • No:20974
    • 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

    A tension sensor such as a dancer roll is required for speed control. Because an actual line speed input is required for the winding diameter calculation by ... More Details >>

    • No:20926
    • Release Date:2018/08/22 16:25
  • FR-A800-R2R

    The X114 signal is for switching the control to the dancer control or tension sensorless torque control. The signal input becomes invalid during operation be... More Details >>

    • No:20845
    • Release Date:2018/08/22 16:24
  • Combination of the FR-A800 and MM-BF

    Select the models so that "MM - BF rated current value × 1.05 < FR-A820 rated output current value". More Details >>

    • No:21000
    • 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
  • FR-A800

    When the online auto tuning (magnetic field observer) is enabled, the monitoring accuracy is ± 10%. More Details >>

    • No:20981
    • Release Date:2018/08/22 16:25
  • 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
  • FR-A800

    Positioning is available by inputting pulse trains to the terminal JOG, same as the A700 series. More Details >>

    • No:21104
    • Release Date:2018/08/22 16:25
  • FR-A800

    The operation panel is also compatible with the IP55 More Details >>

    • No:21091
    • Release Date:2018/08/22 16:25

121-130 of Total 142

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