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FAQ within [ FREQROL-E500 ]

71-80 of Total 85

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  • Monitor

    The output current monitor of the inverter displays the output current effective value of the three phases measured by the current sensor. It does not displa... More Details >>

    • No：21373
    • Release Date：2018/08/22 16:27

  • Analog output

    The FM output is 0 to 8 VDC pulse. More Details >>

    • No：22039
    • Release Date：2018/08/22 16:30

  • Usage

    1. Changing frequency to 0 Hz(1) Set Pr.8 (Deceleration time) to 0 second.If the load is large, the stall prevention function may work to lengthen decelerati... More Details >>

    • No：22019
    • Release Date：2018/08/22 16:30

  • Alarm output signal when using CC-Link

    The RX7 output signal is the same as the signals for NO, NC, and transfer contact output.You can change the contents of this output signal using Pr.192.Pr.19... More Details >>

    • No：22008
    • Release Date：2018/08/22 16:30

  • Using built-in potentiometer and multi-speed together

    Yes. Set Pr.79 = 3. (Input the start signal from an external source.) More Details >>

    • No：21950
    • Release Date：2018/08/22 16:30

  • Inverter input power supply

    Square wave input is not recommended since it can cause failures (for example, damage the diode bridge). More Details >>

    • No：22106
    • Release Date：2018/08/22 16:31

  • Instantaneous power failure of facilities

    1. If the start signal is present when the power and communication restore, the inverter starts operation. 2. Similarly to the above, if the start signal is ... More Details >>

    • No：22093
    • Release Date：2018/08/22 16:30

  • Parameter unit display

    Setting Pr.37 to the machine speed at 60 Hz switches the frequency monitor to the rotations per minute monitor.Note that the speed setting must be input in a... More Details >>

    • No：22072
    • Release Date：2018/08/22 16:30

  • Operation command terminal switching

    It rotates in the forward direction while STF is ON.And then, when STR is turned ON and STF is turned OFF, the inverter decelerates down to 0 Hz within the s... More Details >>

    • No：22070
    • Release Date：2018/08/22 16:30

  • External thermal overheat

    Take the following countermeasure:1. If the thermal trips in low-speed operation, trips can be avoided, depending on the external thermal relay operation cha... More Details >>

    • No：21954
    • Release Date：2018/08/22 16:30

71-80 of Total 85

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