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FAQ within [ FREQROL-A700 ]

61-70 of Total 352

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  • Proportional band of multiple inverters

    By importing the operation frequency from the AM terminal (analog output) of the first inverter to the FR-FH (ratio setter), the operation command which is p... More Details >>

    • No：21250
    • Release Date：2018/08/22 16:26

  • CC-Link

    You can select from the output power (in 0.01 kW units) and cumulative energy (in 1 kWh/0.01 kWh units). More Details >>

    • No：21885
    • Release Date：2018/08/22 16:29

  • Input phase loss

    Check if the input side voltage is equally applied to all three phases. The S phase voltage may be low because the input current flows when the voltage of th... More Details >>

    • No：21340
    • Release Date：2018/08/22 16:27

  • Frequency

    It seems that calibration for 20 mA current signal input is not correct.Use the calibration parameters "126" and "C7" to calibrate the inverter.Perform calib... More Details >>

    • No：21785
    • Release Date：2018/08/22 16:29

  • Current setting

    Yes.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 s... More Details >>

    • No：21770
    • Release Date：2018/08/22 16:29

  • FR-Configurator

    If the values are already entered in the setting column, performing batch write reflects the setting on the inverter. More Details >>

    • No：21709
    • Release Date：2018/08/22 16:29

  • Instruction manual

    For the Instruction Manual "Applied", fill in the request sheet which is included in the last part of the Instruction Manual "Basic", and fax it to the speci... More Details >>

    • No：21341
    • Release Date：2018/08/22 16:27

  • 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

  • Output current

    Increasing the value of Pr.0 (Torque boost) increases the output voltage, and the output current also increases.Note that increasing this value too high puts... More Details >>

    • No：21732
    • Release Date：2018/08/22 16:29

  • Countermeasure against noises

    Yes. The carrier frequency can be decreased by the setting of Pr.72 (PWM frequency selection). More Details >>

    • No：21338
    • Release Date：2018/08/22 16:27

61-70 of Total 352

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