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FREQROL-A500
FAQ within [ FREQROL-A500 ]
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Since the brake sequence function requires Advanced magnetic flux vector control and advanced flux control is applied to 0.4 kW or higher motors, you cannot ... More Details >>
- No:22075
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Impossible to recover after power failure
First, ensure that the parameter for automatic restart after instantaneous power failure is set correctly and then do the following:1. Check if the terminals... More Details >>
- No:22033
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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External wiring for CC-Link operation
For the combination of the FR-A500 + FR-A5NC, Pr.338 and Pr.339 are used to specify whether the external signals or CC-Link commands are used to set the runn... More Details >>
- No:21973
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
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Built-in regenerative resistor
For both the 200 V and 400 V classes have the built-in regenerative resistor for 0.4 K to 7.5 K.The permissible power is as follows:Capacity: Short-time perm... More Details >>
- No:22021
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Concurrent monitoring of running frequency, output voltage, and output current
Add an analog output by the FR-A5AY.Monitor the three output; output AM (0 to 5 (10) V) and optional 4 to 20 mA, and 0 to 5 (10) V. More Details >>
- No:21959
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-F500
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Imbalanced input and output side power supplies
1. In general, the input power of the inverter is always larger than the output power because the inverter loss is added to the motor loss. 2. In both of cas... More Details >>
- No:21473
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Others , FREQROL-A500
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Encoder feedback speed accuracy
The speed variation rate is as follows: - Encoder feedback control: ±0.2% - Vector control: ±0.02% (mentioned in FR-A5AP Instruction Manual) More Details >>
- No:21422
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , Plug-in Options , FREQROL-A500
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Pulse train output of terminal FM
Under Advanced magnetic flux vector control, the output frequency varies due to slip compensation. This may cause the output frequency monitor value to chang... More Details >>
- No:22054
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Changing main speed at analog signal input
To change the running frequency while the frequency command is input to the terminal 2, adjust the parameters in the following steps:1. Change Pr.77 to "2".2... More Details >>
- No:22025
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Class, instance, and attribute represents different grouping of objects.Comparing object grouping to a mailing address, they can be considered as follows:Sta... More Details >>
- No:21924
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500 , FREQROL-F500
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