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FAQ within [ FREQROL-E500 ]

51-60 of Total 85

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  • Control method

    1. Can I set the frequency by the external potentiometer when multi-speed signal is 0 (nothing is input)?-> It is possible by using the external operation... More Details >>

    • No：21990
    • Release Date：2018/08/22 16:30

  • Clutch connection of load

    Since a large load is applied to the motor when the electromagnetic clutch turns on, overcurrent may occur if the load is heavy. To ensure that the rated cur... More Details >>

    • No：21955
    • Release Date：2018/08/22 16:30

  • RS485 communication

    The RS485 communication is explained in the FREQROL-E500 Instruction Manual. This Instruction Manual is published on the member's page of Mitsubishi Electric... More Details >>

    • No：21426
    • Release Date：2018/08/22 16:27

  • Frequency setting

    Ensure that the inverter is in the PU operation mode and stopped, change the following parameters: 1. Read Pr.923 (Built-in frequency setting potentiometer g... More Details >>

    • No：21416
    • Release Date：2018/08/22 16:27

  • Current monitor display

    The current monitor displays the average value of the three-phase current. The three-phase voltage is not incorporated for the voltage monitor. The output vo... More Details >>

    • No：21376
    • Release Date：2018/08/22 16:27

  • 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

  • Selection of high-duty brake resistor

    Select the high-duty brake resistor according to the inverter capacity. More Details >>

    • No：21953
    • Release Date：2018/08/22 16:30

  • Analog signal resolution

    The internal processing speed is not published. The analog input specifications are as follows: FR-A500???1/4000FR-E500???1/1000MR-H???1/4000 More Details >>

    • No：21550
    • Release Date：2018/08/22 16:28

  • Overcurrent

    Frequent occurrences of OL means that the inverter is overloaded. Since the inverter can go faulty if it is constantly overloaded, you need to take a counter... More Details >>

    • No：21430
    • Release Date：2018/08/22 16:27

  • Driving 200 V motor by 400 V inverter

    Your suggested use is not recommended due to the following reasons: Output voltage of the 400 V inverter contains "micro surge". Usually this surge voltage i... More Details >>

    • No：21403
    • Release Date：2018/08/22 16:27

51-60 of Total 85

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