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FAQ within [ FREQROL-A700 ]

311-320 of Total 352

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  • Frequency setting

    You can connect up to three inverters to a single external frequency setting potentiometer to control them.　　 More Details >>

    • No：21917
    • Release Date：2018/08/22 16:30

  • FR-PU04

    While the FR-PU04 does not display parameter names, it displays parameter numbers and you can set them. More Details >>

    • No：21919
    • Release Date：2018/08/22 16:30

  • Replacement

    It is Pr.125 (Terminal 2 frequency setting gain frequency). Adjust the slope with C4 (903) (Terminal 2 frequency setting gain) as necessary. More Details >>

    • No：21247
    • Release Date：2018/08/22 16:26

  • Frequency setting

    The parameters used when the terminal 4 is used are C5, C6, 126, and C7.Set Pr.C5 (Terminal 4 frequency setting bias frequency) while feeding a current signa... More Details >>

    • No：21800
    • Release Date：2018/08/22 16:29

  • Running frequency

    The power supply voltage may have dropped.Read the converter output voltage monitor (Pr.55 = 8) and check if Converter output voltage monitor/√2 is within th... More Details >>

    • No：21820
    • Release Date：2018/08/22 16:29

  • Frequency setting

    If Pr.79 (Operation mode) is set to "0" (PU/EXT switching mode), press the PU/EXT button on the operation panel to turn on the PU LED.Turn the setting dial t... More Details >>

    • No：21855
    • Release Date：2018/08/22 16:29

  • Frequency

    When the torque is supposed as 100% at 60 Hz, the torque becomes 75 % at 80 Hz. (Under V/F control, the torque decreases when the frequency exceeds 60 Hz bec... More Details >>

    • No：21284
    • Release Date：2018/08/22 16:26

  • Megger test

    When carrying out the megger test of the inverter, shorten all the terminals R, S, T, U, V, and W of the main circuit and use the 500 VDC megger for earth. D... More Details >>

    • No：21327
    • Release Date：2018/08/22 16:27

  • Applied terminal

    As described in the instruction manual, use the shielded cable or twisted cable to avoid the influence of noises. More Details >>

    • No：21344
    • Release Date：2018/08/22 16:27

  • Brake unit

    The resistors cannot be used in combination other than described. Operations of brake units and inverters are not verified. When resistors are used in uncert... More Details >>

    • No：21328
    • Release Date：2018/08/22 16:27

311-320 of Total 352

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