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FAQ within [ FREQROL-A700 ]

321-330 of Total 352

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  • Program command

    This subroutine is to check the data link status and needs to be executed only once at the start of the program. More Details >>

    • No：21767
    • Release Date：2018/08/22 16:29

  • Real sensorless vector control

    For tuning of a single motor with no load, set Pr.96 to "101". When a load is connected, set Pr.96 to "1" (without motor rotation). Since Real sensorless vec... More Details >>

    • No：21325
    • Release Date：2018/08/22 16:27

  • Connection cable of FR-Configurator

    The following USB connectors are available.For FR-A700: USB B connector (B receptacle)For FR-E700: USB Mini-B connector (Mini-B receptacle) Use the USB cable... More Details >>

    • No：21317
    • Release Date：2018/08/22 16:27

  • Brake sequence function

    It can be performed by setting Pr.292 (Automatic acceleration/deceleration) to "8" and Pr.279 (Brake opening current) to 0%. More Details >>

    • No：21186
    • Release Date：2018/08/22 16:26

  • Brake sequence function

    The value of Pr.20 (Acceleration/deceleration standard frequency) is corresponding to 1 s. (Initial value: 60 Hz) More Details >>

    • No：21185
    • 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

  • 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

  • Magnetic flux vector control

    For low-speed operation, perform auto tuning and use (Advanced) magnetic flux vector control. More Details >>

    • No：21810
    • Release Date：2018/08/22 16:29

  • FR-Configurator

    No. You cannot connect it to multiple inverters.You can only connect a single personal computer to a single inverter via USB. More Details >>

    • No：21710
    • Release Date：2018/08/22 16:29

  • Rotation speed display

    It is not switched. The frequency at the fault saved in the faults history is always displayed in frequency [Hz]. More Details >>

    • No：21180
    • Release Date：2018/08/22 16:26

321-330 of Total 352

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