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FAQ within [ FREQROL-E500 ]

11-20 of Total 84

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  • Speed 15 operation

    Using the inverter's input terminal, you can use up to 15 speeds.This function is supported by the current 500 series products (A500, F500, E500, and S500).U... More Details >>

    • No:21947
    • Release Date:2018/08/22 16:30
  • 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
  • Output side earth (ground) fault overcurrent protection

    1. How much is the sensitivity current? When the sum of the three-phase output current of the inverter reaches approximately 70% of the inverter rated curren... More Details >>

    • No:21394
    • Release Date:2018/08/22 16:27
  • Parameter No.79 (Operation mode)

    You cannot cancel multi-speed command input. When the multi-speed command is input from the terminal, you cannot use the potentiometer. Use the inverter so t... More Details >>

    • No:21467
    • Release Date:2018/08/22 16:27
  • Difference between SU (up to frequency) and FU (frequency detection)

    - SU signal (up to frequency signal)This signal is output when the inverter output frequency reaches the set frequency (the frequency the inverter is require... More Details >>

    • No:21436
    • Release Date:2018/08/22 16:27
  • Err display on operation panel

    The following causes are probable for this Err display:- Operation error (for example, you tried to input a value other than the available range of parameter... More Details >>

    • No:22063
    • Release Date:2018/08/22 16:30
  • Soft-PWM

    The inverter uses PWM control to change the output voltage and frequency to vary the motor speed. PWM stands for Pulse Width Modulation. Voltage is chopped i... More Details >>

    • No:21549
    • Release Date:2018/08/22 16:28
  • Speed 2 operation with potentiometer on operation panel

    Yes. Set parameters as below.For FR-E500Set Pr.79 =3, and Pr.146= 0.Multi-speed is prioritized.For FR-S500Set Pr.79 = 3, and Pr.53 = 1.Multi-speed is priorit... More Details >>

    • No:21963
    • Release Date:2018/08/22 16:30
  • I want to synchronize the Z200 and E500.

    If you are using analog voltage commands, connect the voltage inputs to the FR-E500 and FR-Z200 in parallel to equalize inputs to both units and speeds are s... More Details >>

    • No:21929
    • Release Date:2018/08/22 16:30
  • Dealing with Err.

    The following causes are probable for persistent Err. display: 1. The terminals RES and SD are always short-circuited. 2. Operation panel contact or operatio... More Details >>

    • No:21412
    • Release Date:2018/08/22 16:27

11-20 of Total 84

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