MITSUBISHI Upper controller connection module AJ71C22S1 [Products]
RS-422 1 channel. Transfer speed: 38.4kbps. Link points, 512 points. The connection number: 8, 500m.

MITSUBISHI AJ71C22S1 [Price]
AJ71C22S1 Speed loop frequency response increased to more than 550HZ. MR-J2-Super series is the best