SPA chemistry monitor

FIG. 1 is a perspective view showing the front, top and right sides of a SPA chemistry monitor embodying the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is an elevation view taken generally on the line 7—7 of FIG. 6;

FIG. 8 is an elevation view taken generally on the line 8—8 of FIG. 6; and,

FIG. 9 is a bottom plan view thereof.