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FAQ within [ FREQROL-A700 ]

201-210 of Total 351

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  • Programmable controller

    Please use the inverter optional FR-A7AY.It supports voltage output (0 to 10 VDC) and current output (0 to 20 mA DC).For the voltage output (0 to 10 VDC), th... More Details >>

    • No:21812
    • 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
  • Frequency command

    Since the initial value of Pr.13 (Starting frequency) is 0.5 Hz, the operation does not start unless 0.5 Hz or higher frequency is set. When 0.49 Hz is set i... More Details >>

    • No:21251
    • Release Date:2018/08/22 16:26
  • Connecting ammeter to output side

    Yes. Use a moving-iron type ammeter. However, if the carrier frequency exceeds 5 kHz, do not use that meter since an overcurrent losses produced in the inter... More Details >>

    • No:21681
    • Release Date:2018/08/22 16:28
  • 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
  • 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
  • Control terminal

    You also need to set Pr.79 (Operation mode) to "3". More Details >>

    • No:21844
    • Release Date:2018/08/22 16:29
  • PU operation

    Set Pr.79 (Operation mode) to "1" (PU operation mode) and change Pr.161 (Frequency setting/key lock operation selection) to "1" (potentiometer mode).   More Details >>

    • No:21863
    • Release Date:2018/08/22 16:29
  • 4 to 20 mA output

    Yes. It is available by using the FR-A7AY (plug-in option). By setting Pr.307 (Setting for zero analog output) to "20" and Pr.309 (Analog output signal volta... More Details >>

    • No:21246
    • Release Date:2018/08/22 16:26
  • 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

201-210 of Total 351

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