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FAQ within [ FREQROL-A700 ]

341-350 of Total 352

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  • Replacement

    The station number and baud rate were set using the dial for the FR-A5NC, but parameter is used for the FR-A7NC. Pr.542 (Communication station number (CC-Lin... More Details >>

    • No:21248
    • Release Date:2018/08/22 16:26
  • Vector control

    They are not output while the motor is coasting even under Vector control. More Details >>

    • No:21158
    • Release Date:2018/08/22 16:26
  • FR-Configurator

    1. You can set the station number.However, you can only connect a single personal computer to a single inverter.2. You can set communication by choosing Tool... More Details >>

    • No:21882
    • Release Date:2018/08/22 16:29
  • Real sensorless vector control

    The FR-A700 supports Real sensorless vector control.   More Details >>

    • No:21714
    • Release Date:2018/08/22 16:29
  • FR-A800

    Yes. More Details >>

    • No:20959
    • Release Date:2018/08/22 16:25
  • AM terminal output

    Set Pr.55 (Frequency monitoring reference) of the first inverter to 70 Hz. More Details >>

    • No:21257
    • 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
  • Automatic restart after instantaneous power failure

    The inverter restart operation is disabled at turn-OFF of the CS signal while a value other than "9999" (with restart) is set in Pr.57. The terminals CS and ... More Details >>

    • No:21255
    • Release Date:2018/08/22 16:26
  • Setting resolution switching

    Check the setting value of Pr.37 (Speed display). When the machine speed is set, Pr.811 is disabled. Change the setting to the rotation speed. More Details >>

    • No:21161
    • 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

341-350 of Total 352