Mitsubishi FX3U-485-BD Description Description Mitsubishi PLC, FX3U RS485 Interface module, 1:n Multidrop, network expansion until 50 m Related products Mitsubishi FX2N-32ER-ES/UL MITSUBISHI FR-A540-0.75K-EC MITSUBISHI MR-J2-40A MITSUBISHI FX1N-40MR-DS Mitsubishi FX2N-48ER-ES/UL MITSUBISHI A3ACPUR21