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FAQ within [ FREQROL-A800 ]

11-20 of Total 144

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  • FR-A800-R2R

    The encoder feedback is always required for the thickness calculation function. The actual line speed calculation function requires the input of the actual l... More Details >>

    • No：20890
    • Release Date：2018/08/22 16:24

  • FR-A800-R2R

    It is possible when the dancer control and tension sensor feedback speed control is used and the PID calculation is turned OFF. Because the PID compensation ... More Details >>

    • No：20889
    • Release Date：2018/08/22 16:24

  • 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

    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

  • 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

  • Terminal response time

    It is 2 to 3 ms. By setting Pr.289 Inverter output terminal filter and Pr.699 Input terminal filter, the FR-A700 can be compatible with the response of the t... More Details >>

    • No：20899
    • Release Date：2018/08/22 16:24

  • Emergency stop of the FR-A800

    For the V/F control and Advanced magnetic flux vector control, the FR-A800 stops only by Pr.1103 Deceleration time at emergency stop. Pr.815 is not affected. More Details >>

    • No：20860
    • Release Date：2018/08/22 16:24

  • 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

  • Frequency search of the FR-A800/FR-F800

    DC voltage is applied when Pr.162 = 0, and AC voltage is applied when Pr.162 = 3 or 13. For the AC, the operation is easier to continue than the DC and the i... More Details >>

    • No：20831
    • Release Date：2018/08/22 16:24

  • Parameter unit

    The FR-PU07(BB) can be used with some restrictions.* The major restrictions are as follows. - Pr.1000 or later cannot be set. - Alarms or warnings that are a... More Details >>

    • No：21119
    • Release Date：2018/08/22 16:26

11-20 of Total 144

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