Mitsubishi QJ71C24N-R2 Description Description Mitsubishi PLC Q Series Serial communication module RS-232: 2 ports Related products MITSUBISHI FR-A540-22K MITSUBISHI A1SX81 Mitsubishi FX2N-48ER-DS MITSUBISHI FR-A540-15K-EC MITSUBISHI FR-PU04 MITSUBISHI FX0-30MR-ES