Mitsubishi QJ71C24N-R2 Description Description Mitsubishi PLC Q Series Serial communication module RS-232: 2 ports Related products MITSUBISHI A2NCPU MITSUBISHI A1ADP-SP MITSUBISHI MR-J2-40A Mitsubishi FX2N-32ER-ES/UL Mitsubishi FX2N-48ER-ES/UL Mitsubishi FX2N-32ET-ESS/UL