A terminal resistor may be required depending on the communication type. Refer to FX3U-485ADP PDF the
following manual for the terminal resistor setting
Mitsubishi FX3U-485ADP Manual FX3U-485ADP(-MB) PDF Manual.
Mitsubishi FX3U-485ADP PDF FX3U-485ADP PDF Manual.
Mitsubishi FX3U-485ADP-MB Module Manual PDF.
Communication FX3U-485ADP Manual FX3U-485ADP PDF
FX3U-485ADP FX3U-485ADP Manual Adapter Mitsubishi FX3U-485ADP-MB FX3U-485ADP Installation Manual Manuaal FX3U-485ADP PDF PDF.
Mitsubishi FX2NC-485ADP Communication Manual PDF.