Mitsubishi QJ71C24N Description Description Mitsubishi PLC Q Series Serial communication module RS-232: 1 port, RS-422/485: 1 port Related products Mitsubishi FX2N-48ER-ES/UL MITSUBISHI FR-A540-15K-EC Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI MR-J2-40A MITSUBISHI FX0-30MR-ES MITSUBISHI A3ACPUR21