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FAQ within [ FREQROL-A700 ]
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Slow blinking of the RUN LED indicates reverse operation.Fast blinking indicates that while the start command is input, the running frequency command is not ... More Details >>
- No:21833
- Release Date:2018/08/22 16:29
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Check the setting of Pr.79 (Operation mode).If the setting value is "2", frequency commands from an external terminal is effective and the frequency setting ... More Details >>
- No:21797
- Release Date:2018/08/22 16:29
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No. Use a frequency setting potentiometer with the resistance of 1 kΩ and B characteristics.Input voltage is not linear due to the inverter's internal impeda... More Details >>
- No:21911
- Release Date:2018/08/22 16:30
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If Pr.544 (CC-Link extended setting) is set to other than "0", you do not need to change Pr.544 (CC-Link extended setting).Write the extended setting of the ... More Details >>
- No:21834
- Release Date:2018/08/22 16:29
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The calibration parameter C6 (Terminal 4 frequency setting bias) is initially set to "20%". Therefore, voltage input to the terminal 4 does not become effect... More Details >>
- No:21806
- Release Date:2018/08/22 16:29
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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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You can use the setting dial to set the frequency during operation even if Pr.77 is not set to "2".Setting Pr.77 to "2" allows for changing the parameter set... More Details >>
- No:21786
- Release Date:2018/08/22 16:29
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Check that the correct rated motor current is set in Pr.9 (Electronic thermal O/L relay). No parameter is available for setting the operation time of the ele... More Details >>
- No:21291
- Release Date:2018/08/22 16:26
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Not available. Differences between the parts supplied with the FR-A7NC and FR-A7NC E kit will result in improper installation. Use the FR-A7NC. Use the FR-A7NC. More Details >>
- No:21258
- Release Date:2018/08/22 16:26
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First, check if Pr.55 (Frequency monitor reference) that is the reference for the FM output is set correctly.Next, operate the inverter (without connecting a... More Details >>
- No:21808
- Release Date:2018/08/22 16:29
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