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FAQ within [ FREQROL-E700 ]

21-30 of Total 393

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  • Speed setting

    Use the inverter's calibration parameters Pr.C2/C3, Pr.125/C4 to adjust the bias and gain for each inverter.Connect the wires from the frequency setting pote... More Details >>

    • No:21728
    • Release Date:2018/08/22 16:29
  • JOG function

    When Pr.79 is set to "3", the JOG operation is not available by turning ON the terminal JOG.Instead of the JOG function, you can set the low-speed RL of the ... More Details >>

    • No:21760
    • Release Date:2018/08/22 16:29
  • Parameter display setting

    Normally, Pr.80 and Pr.81 are the parameters that can be changed when the operation is stopped in the PU operation mode. The "Er4" is a mode designation erro... More Details >>

    • No:21335
    • Release Date:2018/08/22 16:27
  • Adjustment of analog gain

    Use Pr.903 (Frequency setting voltage gain) for setting the FR-E500. For the 700 series, use Pr.125 (Terminal 2 frequency setting gain frequency) and Pr.C4 (... More Details >>

    • No:21689
    • Release Date:2018/08/22 16:28
  • Wiring length

    The total wiring length is as follows: 100 m + (20 m × 5) = 200m. More Details >>

    • No:21144
    • Release Date:2018/08/22 16:26
  • 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
  • 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
  • Running frequency

    The power supply voltage may have dropped.Read the converter output voltage monitor (Pr.55 = 8) and check if Converter output voltage monitor/√2 is within th... More Details >>

    • No:21820
    • Release Date:2018/08/22 16:29
  • Output voltage

    Since the output frequency was measured, it is considered that the start signal was input correctly.Check the output voltage on the voltage monitor of the in... More Details >>

    • No:21780
    • Release Date:2018/08/22 16:29

21-30 of Total 393

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