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FAQ within [ FREQROL-E700 ]

171-180 of Total 393

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  • Full scale frequency

    You can change the full-scale value by changing Pr.55 (Frequency monitor reference). The initial setting is 60 Hz. More Details >>

    • No:21672
    • Release Date:2018/08/22 16:28
  • Output frequency

    In the initial setting, it is set to 120 Hz. More Details >>

    • No:21345
    • Release Date:2018/08/22 16:27
  • Applied terminal

    As described in the instruction manual, use the shielded cable or twisted cable to avoid the influence of noises. More Details >>

    • No:21344
    • Release Date:2018/08/22 16:27
  • Terminal indicator lamp

    The inverter outputs the peak voltage 300 to 400 VDC of the bus voltage not in a pure sine wave but a in a PWM waveform. Check if the lamp to be connected ca... More Details >>

    • No:21323
    • Release Date:2018/08/22 16:27
  • 4 to 20 mA output

    Yes. It is available by using the FR-A7AY (plug-in option). By setting Pr.307 (Setting for zero analog output) to "20" and Pr.309 (Analog output signal volta... More Details >>

    • No:21246
    • Release Date:2018/08/22 16:26
  • NET mode, external operation switching

    You can switch between the NET mode and external operation.Assign the X66 signal (Operation switching) to an unused terminal for switching.Also, set Pr.79 (O... More Details >>

    • No:21906
    • Release Date:2018/08/22 16:30
  • Setting dial

    Yes. You can use the setting dial of the inverter to set the frequency as well as change the parameter values. More Details >>

    • No:21846
    • Release Date:2018/08/22 16:29
  • Programmable controller

    Please use the inverter optional FR-A7AY.It supports voltage output (0 to 10 VDC) and current output (0 to 20 mA DC).For the voltage output (0 to 10 VDC), th... More Details >>

    • No:21812
    • Release Date:2018/08/22 16:29
  • Connecting ammeter to output side

    Yes. Use a moving-iron type ammeter. However, if the carrier frequency exceeds 5 kHz, do not use that meter since an overcurrent losses produced in the inter... More Details >>

    • No:21681
    • Release Date:2018/08/22 16:28
  • Installation direction

    Horizontal installation prevents heat release, resulting in a failure. Install the inverter vertically. More Details >>

    • No:21286
    • Release Date:2018/08/22 16:26

171-180 of Total 393

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