Inverter general matters

1. To perform emergency stop, it is recommended to have the motor coast and stop it using a mechanical brake.In this case, the output stop (MRS) signal is in... More Details >>

Specifying the axis in test operation of MR-J4W

When the MR-J4-B is selected on the model selection screen at creating a new project, the multi-axis check box will be enabled. Click the check box and selec... More Details >>

Differences between type A and type B

MR-J4-A receives the motor drive command by general pulse train and MR-J4-B does by the optical communication, SSCNET III/H of our motion network. For the de... More Details >>

Frequency setting signal

Check that the wiring of the terminal 4 and 5 are not reversed. More Details >>

Motor coasting

To set the motor to coasting state, the following methods are available: 1. Set Pr.250 (Stop selection) to "0" and turn OFF the start command. 2. Short the t... More Details >>

Rated frequency setting

Check that Pr.3 (Base frequency) is set to "200 Hz". Adjust Pr.0 (Torque boost) as necessary. More Details >>

Start command

Set Pr.338 (Communication command source) to "0" to give a start command from "NET". Set Pr.339 (Speed command source) to "1" to make a frequency setting fro... More Details >>

RS-485 communication

Blinking of the "RUN" LED on the panel suggests that the frequency command may not be input. Create a frequency setting data as for the forward rotation comm... More Details >>

Saving parameter with FR-Configurator

When FR Configurator (FR-SW3-SETUP-WJ) is saved as a file from the menu, the extension is "me3". The size of this fie will be large since device settings and... More Details >>

Printing files saved in the previous version of FR-Configurator

The parameter file of FR-SW3 cannot be printed using FR-SW2. The latest version of FR-SW3 can be downloaded from the Mitsubishi Electric FA Global Website. U... More Details >>