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FAQ within [ FREQROL-A700 ]
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Check if the input side voltage is equally applied to all three phases. The S phase voltage may be low because the input current flows when the voltage of th... More Details >>
- No:21340
- Release Date:2018/08/22 16:27
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Set C5 (Pr.904) (Terminal 4 frequency setting bias frequency) to 0 Hz and Pr.126 (Terminal 4 frequency setting gain frequency) to 50 Hz. More Details >>
- No:21268
- Release Date:2018/08/22 16:26
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Normally, any of the PU, EXT, or NET LED turns ON.Check if the parameter unit FR-PU04/FR-PU07 or operation panel FR-PA07 is externally connected to the PU co... More Details >>
- No:21803
- Release Date:2018/08/22 16:29
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Set Pr.37 (Speed display) to the speed obtained when operating the machine at the frequency set with Pr.505 (Speed setting reference). (For FR-F700/E700/D700... More Details >>
- No:21716
- Release Date:2018/08/22 16:29
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Switching between external operation and NET operation
You can write frequency setting by setting Pr.339 (Communication speed command source) to "0". More Details >>
- No:21687
- Release Date:2018/08/22 16:28
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Horizontal installation prevents heat release, resulting in a failure. Install the inverter vertically. More Details >>
- No:21286
- Release Date:2018/08/22 16:26
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Set Pr.52 (DU/PU main display data selection) to "5".This allows for displaying the setting frequency on the voltage monitor.Then, switch to the monitor mode... More Details >>
- No:21784
- Release Date:2018/08/22 16:29
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Pr.1 (Maximum frequency) and Pr.18 (Maximum frequency). More Details >>
- No:21744
- Release Date:2018/08/22 16:29
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Graph function in FR-Configurator
Even the USB is used, FR Configurator requires at least 50 ms sampling time (for each monitoring item). In this case, since three types of data are monitored... More Details >>
- No:21310
- Release Date:2018/08/22 16:26
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When the torque is supposed as 100% at 60 Hz, the torque becomes 75 % at 80 Hz. (Under V/F control, the torque decreases when the frequency exceeds 60 Hz bec... More Details >>
- No:21284
- Release Date:2018/08/22 16:26
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