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FAQ within [ FREQROL-A800 ]
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When the winding ratio is large, the control according to the winding diameter is required. The upper controller has measured the winding diameter and create... More Details >>
- No:20974
- Release Date:2018/08/22 16:25
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Winding diameter calculation of the FR-A800-R2R
Z phase is not required for the thickness method. More Details >>
- No:20855
- Release Date:2018/08/22 16:24
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Positioning is available by inputting pulse trains to the terminal JOG, same as the A700 series. More Details >>
- No:21104
- Release Date:2018/08/22 16:25
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The FR-A800 has metal installation holes regardless of the capacity. More Details >>
- No:20980
- Release Date:2018/08/22 16:25
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The inverter with circuit board coating (conforming to IEC60721-3-3 3C2/3S2) ensures reliability even in poor environments. Furthermore, the inverter with pl... More Details >>
- No:20975
- Release Date:2018/08/22 16:25
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The calculation is performed by two modes. One method calculates the current winding diameter automatically by moving the dancer roll from lower limit positi... More Details >>
- No:20924
- Release Date:2018/08/22 16:25
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Available under vector control with an encoder.* Zero speed and servo lock are available under PM sensorless vector control only in combination with an MM-CF... More Details >>
- No:21100
- Release Date:2018/08/22 16:25
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Combination of the FR-A800 and MM-BF
Select the models so that "MM - BF rated current value × 1.05 < FR-A820 rated output current value". More Details >>
- No:21000
- Release Date:2018/08/22 16:25
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When the online auto tuning (magnetic field observer) is enabled, the monitoring accuracy is ± 10%. More Details >>
- No:20981
- Release Date:2018/08/22 16:25
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A tension sensor such as a dancer roll is required for speed control. Because an actual line speed input is required for the winding diameter calculation by ... More Details >>
- No:20926
- Release Date:2018/08/22 16:25
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