Mitsubishi FX3U-485-BD Description Description Mitsubishi PLC, FX3U RS485 Interface module, 1:n Multidrop, network expansion until 50 m Related products Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI E1071 MITSUBISHI FR-A540-22K MITSUBISHI FX0-20MR-ES Mitsubishi FX2N-16EX-ES/UL Mitsubishi FX2N-48ER-ES/UL