Owner's manual
FLOW CURVE
100
2" 2.5" 3.5"3" 4" 5" 6" 8" 10" 14" 18" 24" 30"
12" 16" 20"
∆P – INCHES OF H
2
O
USGPM
ANNULAR ELLIPS
E
90
80
70
60
50
40
30
20
1
.9
.8
.7
.6
.5
.4
.3
.2
10
9
8
7
6
5
4
3
2
2 3 4 5 6 7 8 9 1
0
2 3 4 5 6 7 8 9 1
0
0
2 3 4 5 6 7 8 9 1
0
0
0
2 3 4 5 6 7 8 9 1
0
0
0
0
2 3 4 5 6 7 8 9 1
0
0
0
0
0
WATER 60° F
NOTE:
2" THRU 10" CURVES ARE FOR SCH. 40 PIPE
12" AND ABOVE ARE FOR SCH. STD. PIPE
1
Figure 12: Flow curve
Ellipse® Pitot Tube Meter, AF Annular Flanged Meter
Page 10 April 2014