Stop-on-contact control

When the brake sequence function is enabled, the RT signal is disabled and the stop-on-contact control cannot be performed. More Details >>

LED blinking under encoder feedback control

The following may be the cause. - No encoder power supply. - The setting of Pr.359 (Encoder rotation direction) is reversed. - The signal from the encoder is... More Details >>

Writing set frequency by CC-Link communication

No error will occur because up to 400 Hz that is the upper limit of the setting range can be written. More Details >>

Speed command by CC-Link communication

It is not possible when the speed command is communication. More Details >>

Driving 200 V motor by 400 V inverter

Your suggested use is not recommended due to the following reasons: Output voltage of the 400 V inverter contains "micro surge". Usually this surge voltage i... More Details >>

What is the replacement of the FR-BOL?

We do not offer a replacement product for the FR-BOL (noise reduction reactor). Since the FR-A100E is a low-noise type inverter, the motor noise is suppresse... More Details >>

FR-E520 7.5 kW model

The outline dimensions of the FR-E520-7.5K are 180W×260H×170D. More Details >>

"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 >>

Analog signal resolution

The internal processing speed is not published. The analog input specifications are as follows: FR-A500???1/4000FR-E500???1/1000MR-H???1/4000 More Details >>

Difference from general-purpose inverter

In general, both are inverters using the same control method, however, the inverter speed controller limits functions compared with the general-purpose inver... More Details >>