Model: QJ71CMO.
Modular connector channel.
RS-232 1 channel
Model: MITSUBISHI QJ71C24N-R4
QJ71C24N.
RS-232: 1 channel.
RS-422/485: MITSUBISHI QJ71C24N-R4 1 channel.
total transmission speed of 2 channels: 230.4 kbps
Model:
QJ71C24N-R2.
RS-232: MITSUBISHI QJ71C24N-R4 2 channels.
QJ71C24N-R4 total transmission speed of 2 channels: 230.4 kbps
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