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FAQ within [ FREQROL-F800 ]

1-10 of Total 89

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  • Communication specifications for connection of multiple inverters

    Use the RS485 terminal for the multiple communication of the A series/F series inverters.* Communication with the PU connector is only one-to-one connection. More Details >>

    • No：20998
    • Release Date：2018/08/22 16:25

  • 24 VDC power supply

    Do not remove the jumper of the R1 and S1 when inputting the control circuit power supply from the external 24 V power supply (connecting across the terminal... More Details >>

    • No：21074
    • Release Date：2018/08/22 16:25

  • Use of the DC reactor

    It can be used in terms of the specifications. However, it is recommended to update the reactor and inverter at the same time because the DC reactor was manu... More Details >>

    • No：21017
    • Release Date：2018/08/22 16:25

  • Power supply harmonics countermeasure

    Use a high power factor converter FR-HC2 or reactor as needed. More Details >>

    • No：21115
    • Release Date：2018/08/22 16:26

  • CC-Link option

    Yes, they are the same. More Details >>

    • No：21010
    • Release Date：2018/08/22 16:25

  • FR-A800-E

    When it is required to keep the safety of the inverter and the system against unauthorized access from external devices via the network, take countermeasures... More Details >>

    • No：20883
    • Release Date：2018/08/22 16:24

  • Operation mode switch of the FR-A800/F800

    When Pr.551 is set to "3" (Command right to the USB connector at the PU operation), or when the USB is connected, the operation is not switched. More Details >>

    • No：20861
    • Release Date：2018/08/22 16:24

  • The lifetime of EEPROM write

    It is said that the EEPROM has a lifetime of 100,000 write cycles. When the data is written every time the frequency changes, the life of the EEPROM may not ... More Details >>

    • No：20996
    • Release Date：2018/08/22 16:25

  • FR-A800-E

    It is not possible because the RS-485 terminal block is not installed. Use the FR-A800 (RS-485 communication type) when performing the RS-485 communication. More Details >>

    • No：20881
    • Release Date：2018/08/22 16:24

  • Residual voltage at the output shutoff

    The rotation speed has almost no effect. The residual voltage increases when the torque boost is increased, but no adjustment is required. More Details >>

    • No：20906
    • Release Date：2018/08/22 16:25

1-10 of Total 89

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