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FAQ within [ FREQROL-E500 ]

51-60 of Total 85

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  • "Err" is displayed when STF signal tu...

    Possible causes are:1. The reset signal (RES) is ON. 2. The built-in CPU is not working properly due to contact faults of the inverter parts. Check the exte... More Details >>

    • No:21484
    • Release Date:2018/08/22 16:27
  • Indication of FR-E520

    "PS" appears when the STOP key on the operation panel is pressed during external operation. It is considered that someone pressed the key. Dismiss "PS" in on... More Details >>

    • No:21478
    • Release Date:2018/08/22 16:27
  • Operation frequency

    I cannot answer clearly because the load is unknown. The operation cycle of operating for 10 seconds and stopping for 10 seconds is OK, but it is questionabl... More Details >>

    • No:21474
    • Release Date:2018/08/22 16:27
  • I want to shorten deceleration time o...

    You can use an inverter with a larger capacity than the motor. You cannot connect a brake resistor to the FR-E520-0.1K and 0.2K. With the FR-E520-0.1K or 0.2... More Details >>

    • No:21463
    • Release Date:2018/08/22 16:27
  • Direct driven start by power supply

    The warning "Do not use a magnetic contactor on the inverter input for frequent starting/stopping of the inverter." is indicated in the precautions at the be... More Details >>

    • No:21458
    • Release Date:2018/08/22 16:27
  • Noise from motor at low speed

    It is considered to be caused by inverter PWM control. It can be suppressed by raising the PWM carrier frequency (Pr.72), but the entire noise and leakage cu... More Details >>

    • No:21428
    • Release Date:2018/08/22 16:27
  • Indication of potentiometer on operat...

    The potentiometer on the operation panel is initially calibrated so that the maximum indication is slightly over 60 Hz with the potentiometer turned to the m... More Details >>

    • No:21427
    • Release Date:2018/08/22 16:27
  • 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
  • CC-Link monitor and parameter setting

    1. Since you can monitor the output frequency independently, you do not need to switch monitoring by the monitor commands. Assign the remote register RWr0 to... More Details >>

    • No:21418
    • 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

51-60 of Total 85