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FAQ within [ FREQROL-A700 ]

141-150 of Total 352

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  • Real sensorless vector control

    The FR-A700 supports Real sensorless vector control.　　 More Details >>

    • No：21714
    • Release Date：2018/08/22 16:29

  • Coasting

    1. Set Pr.162 to "10" (Frequency search at every start).2. You can ignore the setting if the motor excitation current is unknown. More Details >>

    • No：21718
    • Release Date：2018/08/22 16:29

  • Electromagnetic contactor

    It cannot be avoided by using parameters.　　 More Details >>

    • No：21724
    • Release Date：2018/08/22 16:29

  • Speed setting

    Use the inverter's calibration parameters Pr.C2/C3, Pr.125/C4 to adjust the bias and gain for each inverter.Connect the wires from the frequency setting pote... More Details >>

    • No：21728
    • Release Date：2018/08/22 16:29

  • Automatic restart after instantaneous power failure setting

    You also need to set Pr.57 (Restart coasting time).The function does not work just by setting Pr.162 unless setting this parameter.(For A700, F700, and F700P... More Details >>

    • No：21731
    • Release Date：2018/08/22 16:29

  • Output current

    Increasing the value of Pr.0 (Torque boost) increases the output voltage, and the output current also increases.Note that increasing this value too high puts... More Details >>

    • No：21732
    • Release Date：2018/08/22 16:29

  • Frequency setting

    It is not stored in a parameter but memorized as the frequency setting value after acceleration by the acceleration signal.You can also choose whether or not... More Details >>

    • No：21733
    • Release Date：2018/08/22 16:29

  • Frequency setting

    You need to press the "SET" key with the initial setting.The frequency is not set unless you press the "SET" key.Setting Pr.161 (Frequency setting/key lock o... More Details >>

    • No：21735
    • Release Date：2018/08/22 16:29

  • Frequency setting

    Since the percent value read by the calibration parameter C7 indicates that the voltage of 10 V is internally detected as 101.0%, use 101.0% as is.If you cha... More Details >>

    • No：21740
    • Release Date：2018/08/22 16:29

  • Frequency setting

    This parameter cannot be changed in the external operation mode.Change Pr.77 (Parameter write selection) to "2" before changing the setting of Pr.72. More Details >>

    • No：21743
    • Release Date：2018/08/22 16:29

141-150 of Total 352

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