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FAQ within [ FREQROL-A700 ]

31-40 of Total 352

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  • Running frequency

    There are two methods to reduce the running frequency variation. 1. Increase the setting value of Pr.74 (Input filter time constant) to reduce the variation.... More Details >>

    • No：21296
    • Release Date：2018/08/22 16:26

  • Reverse rotation prevention selection

    Yes, it does. When the inverter is coasting in the reverse direction, it starts in the reverse direction and switches to the forward rotation after a deceler... More Details >>

    • No：21125
    • Release Date：2018/08/22 16:26

  • Parameter setting

    Change Pr.79 (Operation mode) to "3" (Combined operation mode) and short-circuit the external terminals STF and SD (or STR and SD for reverse rotation). More Details >>

    • No：21859
    • 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

  • Input phase loss

    The detection time 1 s cannot be changed. More Details >>

    • No：21277
    • Release Date：2018/08/22 16:26

  • FR-RC

    Pr.30 = "1" and Pr.70 = "0". More Details >>

    • No：21143
    • Release Date：2018/08/22 16:26

  • Frequency setting

    You can change the terminal 4 to voltage input. (The terminal 4 is set to the current input terminal at the initial setting.)To change the terminal 4 to volt... More Details >>

    • No：21787
    • Release Date：2018/08/22 16:29

  • Switching between external operation and NET operation

    You can write frequency setting by setting Pr.339 (Communication speed command source) to "0". More Details >>

    • No：21687
    • Release Date：2018/08/22 16:28

  • Cooling fan

    Pr.244 (Cooling fan operation selection) controls turning ON/OFF of the cooling fan and is initially set to "1". When the inverter is powered ON, the cooling... More Details >>

    • No：21670
    • Release Date：2018/08/22 16:28

  • Frequency setting

    Since Pr.125 (Terminal 2 frequency setting gain frequency) is initially set to 60 Hz, change it to 85 Hz. More Details >>

    • No：21907
    • Release Date：2018/08/22 16:30

31-40 of Total 352

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