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FAQ within [ FREQROL-A700 ]
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There are two methods to reduce the running frequency variation. 1. Increase the setting value of Pr.74 (Input filter time constant) to reduce the variation.... More Details >>
- No:21296
- Release Date:2018/08/22 16:26
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Set Pr.56 (Current monitor reference) to "10A". More Details >>
- No:21865
- Release Date:2018/08/22 16:29
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The power supply voltage may have dropped.Read the converter output voltage monitor (Pr.55 = 8) and check if Converter output voltage monitor/√2 is within th... More Details >>
- No:21820
- Release Date:2018/08/22 16:29
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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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Switching between external operation and NET operation
You can switch between external operation and NET operation by turning ON/OFF the terminal X66 (RM). You can switch while Pr.79 (Operation mode) is set to "6... More Details >>
- No:21688
- Release Date:2018/08/22 16:28
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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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Set Pr.338 to "0" (NET) and Pr.339 to "1" or "2". More Details >>
- No:21674
- Release Date:2018/08/22 16:28
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For the set frequency 60 Hz, ±6 Hz is applied and thus the up to frequency signal is output between 54 Hz and 66 Hz. During acceleration/deceleration to the ... More Details >>
- No:21348
- Release Date:2018/08/22 16:27
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Normally, Pr.80 and Pr.81 are the parameters that can be changed when the operation is stopped in the PU operation mode. The "Er4" is a mode designation erro... More Details >>
- No:21335
- Release Date:2018/08/22 16:27
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Switching between External operation mode and PU operation mode
Assign X16 signal, and set Pr.79 to "0", to switch the operation mode with turning ON/OFF X16 signal. More Details >>
- No:21288
- Release Date:2018/08/22 16:26
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