We claim the ornamental design for an automatic analyzer, as shown and described.
FIG. 1 is a right side front perspective view of an automatic analyzer of the present invention;
FIG. 2 is a left side front perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a top view thereof,
FIG. 8 is a bottom view thereof; and,
FIG. 9 is a right side front perspective view thereof shown in an environmental use.
The broken lines shown represent unclaimed subject matter and form no part of the claimed design. Additionally, the unevenly broken lines in the drawings define the limits of the claimed design.