When the inverter output shutoff signal MRS is turned on, the output is shut off immediately without regard to setting o

The parameters of the A500 series are stored in the EEPROM.The reason why all parameters returned to the initial values

To control multiple inverters using arbitrary signals (4 to 20 mA) simultaneously, it is recommended to connect the sign

200 V, 0.1 kW to 3.7 kW products are subject to regulation by the harmonic suppression guidelines for household applianc

Refer to the following points.For fan pump -> Square torqueFor general-purpose machine (for example, transport, eleva

1. You can implement stop-on-contact.2. When implementing stop-on-contact, use the inverter to decelerate the motors to

Change Pr.18 (High speed maximum frequency) to 400 Hz.If you are using the analog command to set the frequency, calibrat

If the phase A and phase B are connected reversely, encoder feedback control is not performed. Instead, the inverter is

1. The limit of the parameter writing is 100,000 times. 2. Parameter error occurs. Since the data in the ROM may be brok

"8" display in offline auto tuning means forced stop by the operator. This means that you stopped operation before tunin

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FREQROL-A500

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FAQ within [ FREQROL-A500 ]

91-100 of Total 119

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Coasting

When the inverter output shutoff signal MRS is turned on, the output is shut off immediately without regard to setting of Pr.250. More Details >>
- No：21423
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
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
Controlling multiple VVVFs via communication from personal computer

To control multiple inverters using arbitrary signals (4 to 20 mA) simultaneously, it is recommended to connect the signals (4 to 20 mA) in series. (This doe... More Details >>
- No：21491
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Outgoing harmonic current (0.1 kW, 0.2 kW)

200 V, 0.1 kW to 3.7 kW products are subject to regulation by the harmonic suppression guidelines for household appliances and general-purpose products. Ther... More Details >>
- No：21444
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Selection

Refer to the following points.For fan pump -> Square torqueFor general-purpose machine (for example, transport, elevation) -> Constant-torque type More Details >>
- No：22048
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Stop-on-contact control

1. You can implement stop-on-contact.2. When implementing stop-on-contact, use the inverter to decelerate the motors to reduce the impact upon stop-on-contac... More Details >>
- No：22041
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
400 Hz output setting

Change Pr.18 (High speed maximum frequency) to 400 Hz.If you are using the analog command to set the frequency, calibrate the 400 Hz frequency with Pr.903. More Details >>
- No：21931
- Release Date：2018/08/22 16:30
- Category： Inverters-FREQROL , FREQROL-A500
Encoder feedback control wire

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
Is the number of writing times of the parameter memory limited?

1. The limit of the parameter writing is 100,000 times. 2. Parameter error occurs. Since the data in the ROM may be broken, the inverter may become unavailab... More Details >>
- No：21385
- Release Date：2018/08/22 16:27
- Category： Inverters-FREQROL , FREQROL-A500
Overcurrent at low speed

"8" display in offline auto tuning means forced stop by the operator. This means that you stopped operation before tuning completes. 　With this forced stop, ... More Details >>
- No：21527
- Release Date：2018/08/22 16:28
- Category： Inverters-FREQROL , FREQROL-A500

91-100 of Total 119

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