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 >>

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 >>

"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 >>

Connecting multiple inverters to single high power factor converter

Up to 6 units. If you connect 7 or more inverters, the permissible output of control signals is exceeded. Be sure to use a high power factor converter with t... More Details >>

Key sheet

You cannot remove the key sheet from products with the key sheet attached as a standard other than the PU operation type. When using the parameter unit FR-PU... More Details >>

Types available for FR-AU03

The FR-AU03 is a dedicated product for the FR-A024. Although it cannot be attached directly to other inverters (FR-A200 and FR-Z, FR-U series), it can be use... More Details >>

Comparison with FR-A200E

In addition to speed control, you can also select torque control as well as you can perform position control using an option. The speed control range is as l... More Details >>

Auto tuning

When offline auto tuning ends normally, the setting of this parameter changes to "3".This means that auto tuning completed normally.If the setting value is "... More Details >>

Brake unit

1. No parameter setting is required.2. Do not remove the jumpers. More Details >>

Frequency misalignment at current input

It seems that calibration of the current input is slightly incorrect.By using Pr.904 (Frequency setting current bias) and Pr.905 (Gain), you can calibrate th... More Details >>