Yaskawa MP2000iec - Manual (Page 41)

11 MECHATROLINK-II
YASKAWA America, Inc. MP2300iec Hardware Manual YAI-SIA-IEC-2R 41
Mounting Orientation
Recommended Mounting Orientation.
Prohibited Mounting Orientation.
The REP2000 can be mounted either vertically or horizontally (with the nameplate upward).
Do not mount the REP2000 up-side-down or horizontally with the nameplate downward.