What does the "Z" indicate on the end of the ATV61 and ATV71 part number?

FA279958

18 March 2022

Issue:
 "Z" Suffix of the ATV61/71

Product Line:
ATV61 and ATV71 drives.

Environment:
ATV61H075M3Z....ATV61HD15M3Z, ATV61H075N4Z....ATV61HD75N4Z
ATV71H075M3Z....ATV71HD15M3Z, ATV71H075N4Z....ATV71HD75N4Z

Cause:
None

Resolution:
The "Z" indicates the drive does not come with the graphic display keypad terminal. 
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