Start main contents

Factory Automation

FAQ

Factory Automation

FAQAbout Products

  • Font Size
  • S
  • M
  • L

Keyword Search

You can search two or more words separated by a space. 
 AND : Put a space between the words in a keyphrase.
 OR  : Add a vertical bar ( | ) between the words in a keyphrase.
 NOT : Add a minus sign ( - ) followed by the words that you would like to exclude.

FAQ within [ FREQROL-E700 ]

41-50 of Total 393

prev 5 / 40page next

  • Brake unit

    The resistors cannot be used in combination other than described. Operations of brake units and inverters are not verified. When resistors are used in uncert... More Details >>

    • No：21328
    • Release Date：2018/08/22 16:27

  • RS-485 communication

    Blinking of the "RUN" LED on the panel suggests that the frequency command may not be input. Create a frequency setting data as for the forward rotation comm... More Details >>

    • No：21301
    • Release Date：2018/08/22 16:26

  • Frequency setting

    If Pr.79 (Operation mode) is set to "0" (PU/EXT switching mode), press the PU/EXT button on the operation panel to turn on the PU LED.Turn the setting dial t... More Details >>

    • No：21855
    • Release Date：2018/08/22 16:29

  • Monitor indicator

    Press the "SET" key once while the output frequency is monitored.The unit indicator LED changes from "Hz" to "A" and the monitor display changes to the current. More Details >>

    • No：21764
    • Release Date：2018/08/22 16:29

  • Input phase loss

    Check if the input side voltage is equally applied to all three phases. The S phase voltage may be low because the input current flows when the voltage of th... More Details >>

    • No：21340
    • Release Date：2018/08/22 16:27

  • Speed setting

    Use the inverter's calibration parameters Pr.C2/C3, Pr.125/C4 to adjust the bias and gain for each inverter.Connect the wires from the frequency setting pote... More Details >>

    • No：21728
    • Release Date：2018/08/22 16:29

  • Megger test

    When carrying out the megger test of the inverter, shorten all the terminals R, S, T, U, V, and W of the main circuit and use the 500 VDC megger for earth. D... More Details >>

    • No：21327
    • Release Date：2018/08/22 16:27

  • Switching between External operation mode and PU operation mode

    Assign X16 signal, and set Pr.79 to "0", to switch the operation mode with turning ON/OFF X16 signal. More Details >>

    • No：21288
    • Release Date：2018/08/22 16:26

  • Input/output voltage

    The output voltage will not be imbalanced when the inverter is used. (Since AC is converted into DC and then into AC, the output voltage is hardly effected f... More Details >>

    • No：21278
    • Release Date：2018/08/22 16:26

  • Frequency setting

    Up to 30 m. (To avoid noise and voltage drop)　　 More Details >>

    • No：21910
    • Release Date：2018/08/22 16:30

41-50 of Total 393

Inquiries

Contact Us

page top