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- FAQ > Drive Products > Inverters-FREQROL > FREQROL-A500
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FREQROL-A500
FAQ within [ FREQROL-A500 ]
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After inputting the start signal performing the tuning, output the output frequency. The tuning ends in approximately 500 ms in maximum after started. Durin... More Details >>
- No:21372
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Remote operation of the inverter
The wiring length of the start signal (STF etc.) is 30 m or less. The circuit voltage of the control input signals (terminal STF etc.) is 24 VDC and the volt... More Details >>
- No:21380
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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Vector control of the inverter
The speed fluctuation ratio under Advanced magnetic flux vector control of the FR-A500 is as follows. Without encoder: ±1% With encoder (with A5AP): ±0. 02 %... More Details >>
- No:21369
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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If the phase A and phase B are connected reversely, encoder feedback control is not performed. Instead, the inverter is operated in normal control (V/F contr... More Details >>
- No:21524
- Release Date:2018/08/22 16:28
- Category: Inverters-FREQROL , FREQROL-A500
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Installing parameter unit outside control panel
You can install the operation panel FR-DU04 (or parameter unit FR-PU04) on the enclosure surface by connecting it with the inverter via a cable.To do this, d... More Details >>
- No:22044
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Simple torque control using stall prevention function
Basically, torque control cannot be performed. Instead, control speed to adjust the winding torque. It is possible to use the current limit function to preve... More Details >>
- No:21493
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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FR-A500 main circuit wire types
Since the UL standard defines to "Use copper wires (rated at 75?C)", we also recommend the same type of copper wire. More Details >>
- No:22032
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Using shielded wires for frequency meter connection
Connect the shield to the terminal SD. More Details >>
- No:22034
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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All parameters returned to initial values
The parameters of the A500 series are stored in the EEPROM.The reason why all parameters returned to the initial values is considered that you may have opera... More Details >>
- No:22066
- Release Date:2018/08/22 16:30
- Category: Inverters-FREQROL , FREQROL-A500
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Using FR-A540 inverter on CC-Link
Answer to question 1 When the CC-Link option goes faulty, OPT (option error) occurs and the inverter's fault output is triggered. When communication is lost ... More Details >>
- No:21391
- Release Date:2018/08/22 16:27
- Category: Inverters-FREQROL , FREQROL-A500
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