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FAQ within [ FREQROL-A700 ]

121-130 of Total 352

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  • 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
  • Multi-speed setting

    Priorities are: Low speed (RL) > Middle speed (RM) > High speed (RH).For example, if the low speed (RL) and middle speed (RM) signals are input simulta... More Details >>

    • No:21772
    • Release Date:2018/08/22 16:29
  • Package

    It is the fixing screw for the inverter cooling fan cover.The size and number of screws depend on the model and capacity.(When exporting the product to the E... More Details >>

    • No:21746
    • Release Date:2018/08/22 16:29
  • Frequency setting

    Since the percent value read by the calibration parameter C7 indicates that the voltage of 10 V is internally detected as 101.0%, use 101.0% as is.If you cha... More Details >>

    • No:21740
    • 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
  • Megger test

    When carrying out the megger test of the inverter, shorten all the terminals R, S, T, U, V, and W of the main circuit and use the 500 VDC megger for earth. D... More Details >>

    • No:21327
    • Release Date:2018/08/22 16:27
  • Number of stations that can be set in FR Configurator

    The station numbers that can be set differ depending on the version of FR-Configurator (FR-SW3-SETUP-WJ) setup software. For Ver.2.00 or later, station numbe... More Details >>

    • No:21305
    • Release Date:2018/08/22 16:26
  • Frequency setting signal

    Check that the wiring of the terminal 4 and 5 are not reversed. More Details >>

    • No:21266
    • Release Date:2018/08/22 16:26
  • NET mode, external operation switching

    You can switch between the NET mode and external operation.Assign the X66 signal (Operation switching) to an unused terminal for switching.Also, set Pr.79 (O... More Details >>

    • No:21906
    • Release Date:2018/08/22 16:30
  • Frequency setting

    The calibration parameter C6 (Terminal 4 frequency setting bias) is initially set to "20%". Therefore, voltage input to the terminal 4 does not become effect... More Details >>

    • No:21806
    • Release Date:2018/08/22 16:29

121-130 of Total 352

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