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FAQ within [ FREQROL-A700 ]

1-10 of Total 352

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  • Error "E.UVT" (undervoltage protection)

    The possible causes of the error UVT are as follows.- Low power supply voltage - Insufficient power supply capacity - Damage or failure Check the power suppl... More Details >>

    • No:21295
    • Release Date:2018/08/22 16:26
  • Offline auto tuning

    Leave the setting of Pr.96 as "3". It indicates that auto tuning has been completed and the motor constant has been read. When it is changed unnecessarily, t... More Details >>

    • No:21352
    • Release Date:2018/08/22 16:27
  • PU operation

    If Pr.79 = 3, PU and EXT turn ON. Switching between PU and EXT is not available. Turn the setting dial to set the frequency and press the SET key to accept it. More Details >>

    • No:21695
    • Release Date:2018/08/22 16:28
  • RUN blinks

    Rapid blinking of the RUN LED suggests that the frequency is not set correctly.When the operation mode setting of Pr.79 is changed, the entrance point of the... More Details >>

    • No:21757
    • Release Date:2018/08/22 16:29
  • Operation mode, PU operation mode swi...

    Change Pr.340 (Communication startup mode selection) from "1" to "0".Power OFF and then ON the inverter.Operate the inverter according to the value of Pr.79 ... More Details >>

    • No:21870
    • Release Date:2018/08/22 16:29
  • Parameter copy method of FR-Configurator

    The data can be copied to other inverters. 1. Save the parameter of the inverter to be copied with extension "pr3" by using "export". 2. Replace the connecte... More Details >>

    • No:21307
    • Release Date:2018/08/22 16:26
  • Advanced magnetic flux vector control

    To use Advanced magnetic flux vector control, basically set Pr.9, Pr.80, Pr.81, Pr.71, and Pr.800.Auto tuning is necessary in some cases. Set Pr.83, Pr.84, a... More Details >>

    • No:21755
    • Release Date:2018/08/22 16:29
  • 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
  • NET operation mode

    Normally, the inverter starts up in the NET operation mode at power ON when Pr.340 is set to "10" and Pr.79 is set to "0". When it starts up in the PU operat... More Details >>

    • No:21319
    • Release Date:2018/08/22 16:27
  • NET operation mode

    Set Pr.340 (Communication startup mode selection) to "1" or "2".Also, by setting Pr.79 (Operation mode selection) to "0", "2", or "6", the inverter enters th... More Details >>

    • No:21879
    • Release Date:2018/08/22 16:29

1-10 of Total 352