The ornamental design for a connectionportexpansionhub for industrial automation devices, as shown and described.
FIG. 1 is a front, bottom, and left side perspective view of a connection port expansion hub for industrial automation devices showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The dashed broken lines in the figures show portions of the connection port expansion hub for industrial automation devices that form no part of the claimed design. The dot-dashed broken lines shown in the figures illustrate the bounds of the claim and form no part thereof.