Meriam 70H_72H High Pressure Wet Tap Accutubes with Integral 3-Valve Head and Optional RTD - Manual (Page 30)

30
ACCUTUBE FLOW COEFFICIENT (K)
1/2” DIAMETER
PROBE
(SER. 22L, 23L, 24D,
25D & 37L ONLY)
Pipe Size
Inches
K
2 0.557
2 1/2 0.598
3 0.645
3 1/2 0.630
4 0.656
5 0.656
6 0.662
8 0.673
10 0.682
3/8” DIAMETER
PROBE
Pipe Size
Inches
K
1 0.517
1 1/4 0.583
1 0.580
2 0.638
2 1/2 0.617
3 0.665
3 1/2 0.661
4 0.672
5 0.671
6 0.706
8 0.665
10 0.696
TABLE 9.1
High Pressure Series
22L, 23L, 24D, 25D, 37L,
40H, 41H, 42H, 43H,
70H & 72H
1” DIAMETER
PROBE
Pipe Size
Inches
K
6 0.647
8 0.678
10 0.657
12 0.677
14 0.665
16 0.691
18 0.678
20 0.705
24 0.708
30 0.664
36 0.663
42 0.672
48 0.673
60 0.685
TABLE 9.2
Low Pressure Series
20T, 21T, 33T & INLINE
3/4” DIAMETER
PROBE
Pipe Size
Inches
K
6 0.706
8 0.686
10 0.676
12 0.683
14 0.698
16 0.688
18 0.689
20 0.686
24 0.789
30 0.720
36 0.757
42 0.697
2 3/8” DIAMETER PROBE
(SER. 24D, 25D & 37L ONLY)
Pipe Size
Inches
K
14 0.603
16 0.618
18 0.628
20 0.634
24 0.645
30 0.671
36 0.652
48 0.733
>60 0.670
INLINE SERIES
Pipe Size
Inches
Series
No.
K
1/2 10A and
11A
0.407
3/4 “ 0.455
1 “ 0.514
1 1/4 “ 0.584
1 1/2 “ 0.601
2 “ 0.657
2 1/2 “ 0.688
3 “ 0.701