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FAQ within [ FREQROL-F500 ]

1-10 of Total 15

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  • Use of the DC reactor

    It can be used in terms of the specifications. However, it is recommended to update the reactor and inverter at the same time because the DC reactor was manu... More Details >>

    • No：21017
    • Release Date：2018/08/22 16:25

  • Concurrent monitoring of running frequency, output voltage, and output current

    Add an analog output by the FR-A5AY.Monitor the three output; output AM (0 to 5 (10) V) and optional 4 to 20 mA, and 0 to 5 (10) V. More Details >>

    • No：21959
    • Release Date：2018/08/22 16:30

  • Device Net classes

    Class, instance, and attribute represents different grouping of objects.Comparing object grouping to a mailing address, they can be considered as follows:Sta... More Details >>

    • No：21924
    • Release Date：2018/08/22 16:30

  • Changing parameters

    Before you change Pr.7 and Pr.8, you must switch to the PU operation mode. Switch to the PU operation mode and change them. More Details >>

    • No：21984
    • Release Date：2018/08/22 16:30

  • Speed control failure due to 20 mA from DC 4

    It seems that there is a read error for 20 mA DC inside the inverter.Setting Pr.905 to 50 Hz while 20 mA DC is actually flowing between the terminals 4 and 5... More Details >>

    • No：21998
    • Release Date：2018/08/22 16:30

  • Installation method of AM-5 terminal ammeter

    The AM-5 output is 0 to 10 VDC voltage output.Therefore, you need to install a voltmeter.Also, since the inverter output current is displayed, the scale of t... More Details >>

    • No：22016
    • Release Date：2018/08/22 16:30

  • Power factor improving effect by option

    Installing the high power factor converter brings the power factor improving effect of 99% or higher.Therefore, when the high power factor converter is used,... More Details >>

    • No：22020
    • Release Date：2018/08/22 16:30

  • Inverter drive of 400 V class motor

    When the wiring between the inverter and motor is long, surge voltage occurs at the terminal of the motor.This surge voltage deteriorates insulation of the m... More Details >>

    • No：21926
    • Release Date：2018/08/22 16:30

  • Speed 15 operation

    Using the inverter's input terminal, you can use up to 15 speeds.This function is supported by the current 500 series products (A500, F500, E500, and S500).U... More Details >>

    • No：21947
    • Release Date：2018/08/22 16:30

  • Surge voltage of 400 V motor

    When the wire between the 400 V inverter and motor is long (20 m or longer), surge voltage occurs momentarily. This voltage is as two or more times as the DC... More Details >>

    • No：21404
    • Release Date：2018/08/22 16:27

1-10 of Total 15

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