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-A700 ]

341-350 of Total 352

prev 35 / 36page next

  • Brake unit

    The brake unit operates when the bus voltage exceeds the brake operation voltage. More Details >>

    • No：21272
    • Release Date：2018/08/22 16:26

  • Electronic bypass function

    For countermeasures against the open/close surge of the MC (magnetic contactor). Insert a diode not to apply 27 VDC or more to the open collector terminal of... More Details >>

    • No：21188
    • Release Date：2018/08/22 16:26

  • Vector control

    Install the resistor between the terminals PC and OH. More Details >>

    • No：21160
    • Release Date：2018/08/22 16:26

  • Vector control

    "E.OSD" occurs when the rotation speed is not decreased for one second despite the start command (STF, STR) is turned OFF. More Details >>

    • No：21159
    • Release Date：2018/08/22 16:26

  • Wiring length

    Under Real sensorless vector control, the maximum wiring length is 500 m. Under Vector control with encoder, the maximum wiring length is 100 m. More Details >>

    • No：21133
    • Release Date：2018/08/22 16:26

  • Orientation control

    The following reasons are possible. - The signal of Z phase does not exist. (It is not returned normally.) - The setting of Pr.359 encoder rotation direction... More Details >>

    • No：21162
    • Release Date：2018/08/22 16:26

  • USB connector

    The USB connection requires FR Configurator (FR-SW3-SETUP-WJ) prepared by Mitsubishi Electric Corporation. More Details >>

    • No：21318
    • Release Date：2018/08/22 16:27

  • FR-A700

    The leakage current is 1 mA because the circuit constant in the EMC filter of A720-0.4K and 0.75K are different. More Details >>

    • No：21120
    • 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

  • Auto tuning

    Yes. More Details >>

    • No：21749
    • Release Date：2018/08/22 16:29

341-350 of Total 352

Inquiries

Contact Us

page top