Parameter copy to the USB memory

No. Writing is not available when the model is different. Writing the parameter copy file using a USB memory device is available only for the same models. Ot... More Details >>

Error of the communication option

E.OP1 indicates the communication line error. E.1 indicates a hardware fault of the communication option. (It is judged as the hardware fault when the commun... More Details >>

Err display on operation panel

The following causes are probable for this Err display:- Operation error (for example, you tried to input a value other than the available range of parameter... More Details >>

Impossible to recover after power failure

First, ensure that the parameter for automatic restart after instantaneous power failure is set correctly and then do the following:1. Check if the terminals... More Details >>

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 >>

Automatic restart after instantaneous power failure

1. Yes. The inverter cannot restart if STF and STR are turned OFF.However, on the next startup, the inverter detects coasting and restarts.2. When automatic ... More Details >>

Synchronous operation of two motors

When synchronously operating two motors, you need to detect speed from both motors. Each inverter is controlled based on this speed detection signal. As an e... More Details >>

Inverter data cannot be read

It is considered that communication settings between the inverter and personal computer do not match. Check if settings such as communication rate and stop b... More Details >>

FR Configurator2

Both parameter files (pr4) and system files (frc2) can be read. More Details >>

High-efficiency standards in foreign countries

Geared motors are not subject to the regulations because they are products integrated with the reducers. However, when geared motors are used for pumps and ... More Details >>