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FAQ within [ FREQROL-A700 ]
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Reverse rotation prevention selection
Yes, it does. When the inverter is coasting in the reverse direction, it starts in the reverse direction and switches to the forward rotation after a deceler... More Details >>
- No:21125
 - Release Date:2018/08/22 16:26
 
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Set Pr.125 (Terminal 2 frequency setting gain frequency) = "90 Hz".This changes the frequency with the potentiometer turned to the maximum position (at 5 V i... More Details >>
- No:21909
 - Release Date:2018/08/22 16:30
 
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Use Pr.542 (Station number). More Details >>
- No:21876
 - Release Date:2018/08/22 16:29
 
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Yes. (Terminal SDs are connected with each other inside of the inverter.) More Details >>
- No:21845
 - Release Date:2018/08/22 16:29
 
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Use Pr.542 to set the station number and Pr.543 to set the baud rate.To set the baud rate to 10 Mbps, set Pr.543 to "4". More Details >>
- No:21839
 - Release Date:2018/08/22 16:29
 
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After setting Pr.340 to "10", you need to power OFF then ON the inverter to make the new setting enabled because you are setting the operation upon power-on.... More Details >>
- No:21759
 - Release Date:2018/08/22 16:29
 
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Advanced magnetic flux vector control
To use Advanced magnetic flux vector control, basically set Pr.9, Pr.80, Pr.81, Pr.71, and Pr.800.Auto tuning is necessary in some cases. Set Pr.83, Pr.84, a... More Details >>
- No:21755
 - Release Date:2018/08/22 16:29
 
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In the initial setting, it is set to 120 Hz. More Details >>
- No:21345
 - Release Date:2018/08/22 16:27
 
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Yes. The carrier frequency can be decreased by the setting of Pr.72 (PWM frequency selection). More Details >>
- No:21338
 - Release Date:2018/08/22 16:27
 
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When carrying out the megger test of the inverter, shorten all the terminals R, S, T, U, V, and W of the main circuit and use the 500 VDC megger for earth. D... More Details >>
- No:21327
 - Release Date:2018/08/22 16:27
 
 
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