User-created cable

• Connector
  Display side: Terminal block
  External Device side: D-Sub 9 pin (socket)

Communication adapter by Mitsubishi Electric Corp.

FX3U-232ADP or FX3U-232ADP-MB

Function extension board by Mitsubishi Electric Corp.

FX3U-232-BD, FX3U-422-BD, FX3U-485-BD, FX3U-USB-BD, FX3U-CNV-BD, FX3G-CNV-ADP or FX3S-CNV-ADP