Start main contents

Factory Automation

FAQ

Factory Automation

FAQAbout Products

  • Font Size
  • S
  • M
  • L

FAQ within [ FREQROL-A700 ]

111-120 of Total 352

prev 12 / 36page next
  • Running frequency

    There are two methods to reduce the running frequency variation. 1. Increase the setting value of Pr.74 (Input filter time constant) to reduce the variation.... More Details >>

    • No:21296
    • Release Date:2018/08/22 16:26
  • Frequency setting signal

    Check the AU signal (AU - SD). To use the terminal 4, the AU signal (AU - SD) needs to be turned ON. Turning ON the AU signal (AU - SD) disables the terminal 2. More Details >>

    • No:21267
    • Release Date:2018/08/22 16:26
  • 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
  • Electronic bypass function

    No, it is not available. It is only available in the External operation mode or combined operation mode (PU speed command and External operation command (Pr.... More Details >>

    • No:21192
    • Release Date:2018/08/22 16:26
  • Input phase loss protection

    The initial value of Pr.872 is set to "1" (Valid) because the A701 have regeneration unit built-in and an overvoltage may occur when the regenerative operati... More Details >>

    • No:20945
    • Release Date:2018/08/22 16:25
  • CC-Link

    You can start/stop operation, set the frequency, read/write parameters, and monitor the inverter via CC-Link communication. More Details >>

    • No:21901
    • Release Date:2018/08/22 16:29
  • CC-Link

    If you are using CC-Link just to monitor the inverter and using the analog signal and multi-speed setting to set the frequency, you need to input them extern... More Details >>

    • No:21900
    • Release Date:2018/08/22 16:29
  • External operation

    The inverter has the calibration function.Use Pr.125 (Terminal 2 frequency setting gain frequency) and Pr.C4 (Terminal 2 frequency setting gain) for calibrat... More Details >>

    • No:21849
    • Release Date:2018/08/22 16:29
  • CC-Link

    The FR-A7NC is designed for the FR-A700, FR-F700, and FR-F700P.The FR-A7NC E kit is designed for the FR-E700 with the dedicated cover. (Only the dedicated co... More Details >>

    • No:21830
    • Release Date:2018/08/22 16:29
  • Output current value

    The detection level of the output current value cannot be changed using a potentiometer or a similar device.   More Details >>

    • No:21779
    • Release Date:2018/08/22 16:29

111-120 of Total 352

Inquiries