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AFFINITY SINGLE STAGE HYDRONIC WITH OPTIHEAT INSTALLATION MANUAL
Water Pressure Drop cont.
Model 066
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
5
Pressure Drop
Model
GPM
30°F
5.0
0.9
7.5
2.3
040
10.0
3.7
12.5
5.0
8.0
1.7
11.5
3.6
050
15.0
5.6
18.5
8.3
10.0
3.2
14.5
5.5
066
19.0
7.9
23.5
11.5
10
15
Flow rate, gpm
Pressure Drop (psi)
50°F
70°F
90°F
0.6
0.6
0.5
2.1
2.0
1.9
3.5
3.3
3.2
4.7
4.4
4.2
1.4
1.4
1.3
3.4
3.2
3.0
5.4
5.0
4.6
8.1
7.6
7.2
3.0
2.8
2.7
5.3
5.1
4.9
7.6
7.3
7.1
11.3
11.0
10.8
20
110°F
130°F
150°F
0.5
0.4
0.3
1.8
1.6
1.5
3.0
2.8
2.7
4.1
3.9
3.7
1.3
1.2
1.1
2.8
2.6
2.5
4.4
4.3
4.1
6.8
6.6
6.4
2.5
2.4
2.3
4.7
4.6
4.5
6.8
6.6
6.5
10.3
10.1
9.9
7/8/14
36
30
o
F
o
110
F
25
30
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