Brochure

2.65
2.2
1.76
1.32
0.89
0.44
0.406
0.276
0.174
0.102
0.0435
0.0145
0.0
0
0.725 psi
1.45 psi
2.18 psi
2.9 psi
3.63 ps
i
4.35 psi
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
Δp min
PV valve psi
Pressure drop diagram PV, 1/2”
Flow gpm
Setting (Number of revolutions from closed valve)
Pressure drop diagram PV, 3/4”
0.914
0.334
0.232
0.145
0.087
0.0435
0.0145
0.0
0.725 psi
1.45 psi
2.18 psi
2.9 psi
3.63 ps
i
4.35 psi
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
4.4
3.96
3.52
3.07
2.65
2.2
1.76
1.32
0.89
0.44
0
18
0.45
0.58
0.74
Setting (Number of revolutions from closed valve)
Flow gpm
p min
PV-valve
psi
Pressure drop diagram PV, 1”
0.638
0.36
0.16
0.0435
0.0
0.725 psi
1.45 psi
2.18 psi
2.9 ps
i
3.63 psi
4.35 psi
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
18
1
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
11
8.8
6.6
4.4
2.2
0
psi
Flow gpm
Setting (Number of revolutions from closed valve)
p min
PV-valve
Tunstall Corporation
118 Exchange Street Chicopee, MA 01013
Phone: [phone] Fax: [phone]
www.tunstall-inc.com
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March 2014