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FAQ within [ FREQROL-A700 ]
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They are not output while the motor is coasting even under Vector control. More Details >>
- No:21158
- Release Date:2018/08/22 16:26
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Check the setting value of Pr.37 (Speed display). When the machine speed is set, Pr.811 is disabled. Change the setting to the rotation speed. More Details >>
- No:21161
- Release Date:2018/08/22 16:26
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The initial value of Pr.872 is set to "1" (Valid) because the A701 have regeneration unit built-in and an overvoltage may occur when the regenerative operati... More Details >>
- No:20945
- Release Date:2018/08/22 16:25
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Install the resistor between the terminals PC and OH. More Details >>
- No:21160
- Release Date:2018/08/22 16:26
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Real sensorless vector control
The FR-A700 supports Real sensorless vector control. More Details >>
- No:21714
- Release Date:2018/08/22 16:29
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"□□□□□" in the model name of the FR-A700 series and FR-F700 series with the multiple ratings is as follows. "□□□□□" in the model name of the FR-A700 series a... More Details >>
- No:20993
- Release Date:2018/08/22 16:25
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The AC reactor (FR-HAL) is built in the FR-A701. (The circuit type in the Harmonic Suppression Guidelines is three-phase bridge (capacitor smoothed), with re... More Details >>
- No:21011
- Release Date:2018/08/22 16:25
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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
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If "1" is not shown on the frequency monitor, some of the parameters necessary for auto tuning may not be set correctly.Set rated motor current of Pr.81 (Num... More Details >>
- No:21751
- Release Date:2018/08/22 16:29
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If you are using CC-Link just to monitor the inverter and using the analog signal and multi-speed setting to set the frequency, you need to input them extern... More Details >>
- No:21900
- Release Date:2018/08/22 16:29
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