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FAQ within [ FREQROL-A800 ]

121-130 of Total 144

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  • Model

    LD is not supported, however, SLD is supported. More Details >>

    • No：21054
    • Release Date：2018/08/22 16:25

  • Safety stop function

    Up to three inverters can be connected. When more than four inverters are connected, the inverters may not be recognized because of the voltage drop. More Details >>

    • No：21053
    • Release Date：2018/08/22 16:25

  • Frequency setting increment

    The value is displayed in 0.1 rpm increments under Vector control. However, the value is rounded down to the first decimal place and displayed in 1 rpm incre... More Details >>

    • No：21021
    • Release Date：2018/08/22 16:25

  • Parameter copy to the USB memory

    Yes. Writing is available when the power supply specification or capacity is different. Note that setting values of the voltage relation is also overwritten ... More Details >>

    • No：21013
    • Release Date：2018/08/22 16:25

  • Combination of the FR-A800 and MM-BF

    Select the models so that "MM - BF rated current value × 1.05 < FR-A820 rated output current value". More Details >>

    • No：21000
    • Release Date：2018/08/22 16:25

  • FR-A800-R2R

    Basically, it depends on machine specifications. Advantage of dancer feedback speed control: Easy control. Small tension can be controlled. Disadvantage: Mac... More Details >>

    • No：20973
    • Release Date：2018/08/22 16:25

  • FR-A800-R2R

    The gain of the tension PI gain automatic tuning is the one of the dancer feedback speed control. The gain adjusted by speed control P gain compensation is t... More Details >>

    • No：20925
    • 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

  • FR-A800-E

    It indicate that the actual number of connectable units differs depending on the master side specification although the maximum number of connectable units o... More Details >>

    • No：20839
    • Release Date：2018/08/22 16:24

  • Vector control

    Both settings of Pr.83 and Pr.84 are enabled immediately. However, the output voltage is not changed because the value of Pr.83 has little influence on Vecto... More Details >>

    • No：21022
    • Release Date：2018/08/22 16:25

121-130 of Total 144

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