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FAQ within [ FREQROL-D700 ]

41-50 of Total 261

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  • RUN blinks

    When using the setting dial to set the frequency, turn the dial and press the "SET" key while the desired value flickers. (The value and "F" flicker alternat... More Details >>

    • No:21692
    • Release Date:2018/08/22 16:28
  • Frequency meter and calibration resistor

    Frequency meter: YM206NRI 1 mA Calibration resistor: RV24YN 10 k?. More Details >>

    • No:21357
    • Release Date:2018/08/22 16:27
  • 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
  • RS-485 communication

    Blinking of the "RUN" LED on the panel suggests that the frequency command may not be input. Create a frequency setting data as for the forward rotation comm... More Details >>

    • No:21301
    • Release Date:2018/08/22 16:26
  • Electronic thermal O/L relay

    Check that the correct rated motor current is set in Pr.9 (Electronic thermal O/L relay). No parameter is available for setting the operation time of the ele... More Details >>

    • No:21291
    • Release Date:2018/08/22 16:26
  • Input phase loss

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

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

    The brake resistor is MRS120W200. More Details >>

    • No:21274
    • Release Date:2018/08/22 16:26
  • Parameter setting

    Yes. The single-phase 200 V can be input. If the single-phase input is performed when Pr.872 (Input phase loss protection) is set to "1", the input phase los... More Details >>

    • No:21270
    • Release Date:2018/08/22 16:26
  • Frequency setting signal

    Calibrate C6 (Pr.904) (Terminal 4 frequency setting bias frequency) and C7 (Pr.905) (Terminal 4 frequency setting gain frequency). If the situation does not ... More Details >>

    • No:21265
    • Release Date:2018/08/22 16:26

41-50 of Total 261