The ornamental design for a centralmonitor of a tire pressure monitoring system, as shown and described.
FIG. 1 is a front elevational view of the claimed design;
FIG. 2 is a rear elevational view of the design;
FIG. 3 is a left elevational view of the design;
FIG. 4 is a right elevational view of the design;
FIG. 5 is a top plan view of the design;
FIG. 6 is a bottom plan view of the design; and,
FIG. 7 is a perspective view of the design.
Features illustrated with dashed lines are not considered features of the invention being claimed, but rather illustrate an exemplary environment for the claimed features illustrated with solid lines.