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FAQ within [ FREQROL-A800 ]
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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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Since the lower limit has been internally set, the setting value of 3 % or less is recognized as 3%. More Details >>
- No:20976
- Release Date:2018/08/22 16:25
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Yes. It can be carried out like under the dancer feedback speed control. More Details >>
- No:20885
- Release Date:2018/08/22 16:24
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No, it is not. It is released by the inverter reset that releases E.OHT. More Details >>
- No:20843
- Release Date:2018/08/22 16:24
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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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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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The tension PI gain can be adjusted automatically by performing the tension PI gain tuning. More Details >>
- No:20923
- Release Date:2018/08/22 16:25
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The X114 signal is for switching the control to the dancer control or tension sensorless torque control. The signal input becomes invalid during operation be... More Details >>
- No:20845
- Release Date:2018/08/22 16:24
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The value is displayed in 0.1 rpm increments under Vector control. However, the value is rounded down to the first decimal place and displayed in 1 rpm incre... More Details >>
- No:21021
- Release Date:2018/08/22 16:25
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Basically, it depends on machine specifications. Advantage of dancer feedback speed control: Easy control. Small tension can be controlled. Disadvantage: Mac... More Details >>
- No:20973
- Release Date:2018/08/22 16:25
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