Yes. The carrier frequency can be decreased by the setting of Pr.72 (PWM frequency selection).

To use the terminal as voltage input, you need to:- Set Pr.267 (Terminal 4 input selection).- Set the voltage/current in

You can switch between the NET mode and external operation.Assign the X66 signal (Operation switching) to an unused term

Regenerative overvoltage protection (E.OVT).This error occurs when the regenerative power returns from the motor to the

It seems that there is a read error for 20 mA DC inside the inverter.Setting Pr.905 to 50 Hz while 20 mA DC is actually

Using MR Configurator2, you can check “servo amplifier software number” in [System Configuration] on [Diagnosis] menu. T

Using MR Configurator2, you can perform the positioning operation when there is no command from the controller. You can

Yes. With the setting "66", you can choose NET operation when X66 is ON, and external operation when X66 is OFF.

This is because the protective function works to stop the motor. It is not a fault indication.To cancel the protective f

No, you cannot use the safety stop function.

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FAQ within [ Drive Products ]

731-740 of Total 1353

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Countermeasure against noises

Yes. The carrier frequency can be decreased by the setting of Pr.72 (PWM frequency selection). More Details >>
- No：21338
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Terminal setting

To use the terminal as voltage input, you need to:- Set Pr.267 (Terminal 4 input selection).- Set the voltage/current input switch on the inverter board.- Se... More Details >>
- No：21771
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
NET mode, external operation switching

You can switch between the NET mode and external operation.Assign the X66 signal (Operation switching) to an unused terminal for switching.Also, set Pr.79 (O... More Details >>
- No：21906
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P
Fault code

Regenerative overvoltage protection (E.OVT).This error occurs when the regenerative power returns from the motor to the inverter (for example, during deceler... More Details >>
- No：21991
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-F400
Speed control failure due to 20 mA from DC 4

It seems that there is a read error for 20 mA DC inside the inverter.Setting Pr.905 to 50 Hz while 20 mA DC is actually flowing between the terminals 4 and 5... More Details >>
- No：21998
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500 , FREQROL-F500 , FREQROL-E500 , FREQROL-A200 , FREQROL-A100
Servo amplifier software version

Using MR Configurator2, you can check “servo amplifier software number” in [System Configuration] on [Diagnosis] menu. The last characters mean the servo amp... More Details >>
- No：23638
- Release Date：2018/09/14 15:10
- Category： Servo Support Software , MELSERVO-J4 , MELSERVO-JE , MELSERVO-JN , MELSERVO-J3
Positioning operation

Using MR Configurator2, you can perform the positioning operation when there is no command from the controller. You can perform the operation specifying the ... More Details >>
- No：23640
- Release Date：2018/09/14 15:10
- Category： Servo Support Software , MELSERVO-J4 , MELSERVO-JE , MELSERVO-JN , MELSERVO-J3
Network operation

Yes. With the setting "66", you can choose NET operation when X66 is ON, and external operation when X66 is OFF. More Details >>
- No：21675
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
Operation panel

This is because the protective function works to stop the motor. It is not a fault indication.To cancel the protective function, turn OFF the start signal an... More Details >>
- No：21775
- Release Date：2018/08/22 16:29
- Category： Inverters-FREQROL , FREQROL-E700 , FREQROL-D700 , FREQROL-A700 , FREQROL-F700 , FREQROL-F700P , FREQROL-F700PJ
FR-B, B3 (A800 base)

No, you cannot use the safety stop function. More Details >>
- No：20817
- Release Date：2018/08/22 16:24
- Category： Inverters-FREQROL , FREQROL-B

731-740 of Total 1353

Inquiries

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