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FAQ within [ FREQROL-F700 ]

1-10 of Total 295

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  • Switching External operation, PU operation

    Setting Pr.79 (Operation mode) to "6" sets the switchover mode. Pressing the "PU/EXT" key on the operation panel during External operation switches the mode ... More Details >>

    • No:21289
    • Release Date:2018/08/22 16:26
  • 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
  • PS display

    "PS" is displayed when the inverter is stopped with the "STOP/RESET" button from PU. The PU stop (PS) release method is as follows. (1) Release method using ... More Details >>

    • No:21264
    • Release Date:2018/08/22 16:26
  • 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
  • Operation mode setting

    Rapid blinking of the RUN LED indicates that the frequency setting command has not been input or the output stop signal has been input.Since Pr.79 is set to ... More Details >>

    • No:21853
    • Release Date:2018/08/22 16:29
  • Input/output voltage

    The output voltage will not be imbalanced when the inverter is used. (Since AC is converted into DC and then into AC, the output voltage is hardly effected f... More Details >>

    • No:21278
    • Release Date:2018/08/22 16:26
  • Switching between PU and NET operations

    Even after setting Pr.340 to "10", the change is reflected after resetting the power supply.Perform the power reset.Since changes to the communication parame... More Details >>

    • No:21696
    • Release Date:2018/08/22 16:28
  • 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
  • Brake resistor

    Use high-duty brake resistor FR-ABR-2.2K. (Shared with the 1.5K inverter.) More Details >>

    • No:21330
    • Release Date:2018/08/22 16:27
  • 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

1-10 of Total 295

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