Since the FR-A540-0.75K has a brake transistor for resistor regenerative driving inside the inverter, you do not need to

When an instantaneous power failure of 100 msec or longer occurs, the inverter is reset* and it is not recognized as a f

1. Not all items can be controlled. - Functions that cannot be controlled JOG, AU, CS, OH, X10, X11, X12, and X16 func

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 t

Class, instance, and attribute represents different grouping of objects.Comparing object grouping to a mailing address,

This error is displayed when the inverter and operation panel FR-PU04 cannot communicate with each other correctly or th

You cannot disable the error display. The OC1 overcurrent alarm is displayed. The condition to display this alarm is tha

If you connect two frequency setting potentiometers to the terminals 5 and 10, the permissible current of 10 mA is excee

Since the stall prevention function works during acceleration and the inverter does not reach the commanded speed, set P

Check if the communication setting parameters (Pr.117 to Pr.124) are set to the same values between the inverter and per

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FREQROL-A500

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FAQ within [ FREQROL-A500 ]

41-50 of Total 123

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Brake unit selection

Since the FR-A540-0.75K has a brake transistor for resistor regenerative driving inside the inverter, you do not need to use BU. Just remove the jumper from ... More Details >>
- No：21992
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Faults history upon power failure

When an instantaneous power failure of 100 msec or longer occurs, the inverter is reset* and it is not recognized as a fault. Since it is not recognized as a... More Details >>
- No：21551
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Items controllable via CC-Link

1. Not all items can be controlled. 　　- Functions that cannot be controlled JOG, AU, CS, OH, X10, X11, X12, and X16 functions (Other functions can be control... More Details >>
- No：21459
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-E500
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
Device Net classes

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
"Err" displayed at power-ON

This error is displayed when the inverter and operation panel FR-PU04 cannot communicate with each other correctly or the reset signal remains ON. Therefore,... More Details >>
- No：21546
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Using control power supply

You cannot disable the error display. The OC1 overcurrent alarm is displayed. The condition to display this alarm is that the main circuit power supply is OF... More Details >>
- No：21535
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500
Auxiliary input power supply

If you connect two frequency setting potentiometers to the terminals 5 and 10, the permissible current of 10 mA is exceeded, and you need to install 2 KΩ res... More Details >>
- No：21494
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Stall mode

Since the stall prevention function works during acceleration and the inverter does not reach the commanded speed, set Pr.156 (Stall prevention operation sel... More Details >>
- No：21460
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Inverter communication

Check if the communication setting parameters (Pr.117 to Pr.124) are set to the same values between the inverter and personal computer.Note that communicatio... More Details >>
- No：22105
- Release Date：2018/08/22 16:31
- Category： Inverters-FREQROL , FREQROL-A500

41-50 of Total 123

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