User Manual

DIMENSIONS - WEIGHT
END CONNECTIONS
Female NPT - Ball Valve shut-offs.
Hose and Custom Connections
TYPICAL INSTALLATION
PRESSURE - TEMPERATURE
Working Temp: 33° - 180°F (1° - 83°C)
Max Pressure: 150 psi (10.34 bars) - Min Pressure: 8 psi (55.2 kPa)
MATERIALS
Springs - Stainless Steel
Bonnet - PPO
Vent Disc - EPDM
ES-008QT 9913 © Watts Regulator Co., 1997 Printed in U.S.A.
2"
E
D
B
Dimensions (approx.)
Size DN B D E Weight
in. mm in. mm in. mm in. mm lbs. kgs.
3
⁄8 10 5
1
⁄2 140 4 102 3
1
⁄8 79 1.6 .73
1
⁄2 15 5
3
⁄4 146 4
1
⁄4 108 3
3
⁄8 86 1.7 .77
3
⁄4 20 7 178 4
5
⁄8 117 4
1
⁄2 114 3.8 1.72
1257
1
⁄2 191 5 127 4
7
⁄8 124 4.8 2.18
Disc Holder - PPO
Check Disc - Silicone Rubber
Body - Bronze
008SVB
Watts P50
Pressure Reducing Valve
Test Cock
Shutoffs
3
⁄4" (20mm) Hose Adapter
with strainer washer
Supply Hose
Solenoid Valves
Dispensing Inducers
CAPACITY
*Typical maximum system flow rate (7.5 feet/sec.)
As compliled from documented Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California lab tests.
3
⁄8" (10mm) 008QT
kPa psi
69 10
55 8
41 6
28 4
14 2
00
1
⁄2" (15mm) 008QT
3
⁄ 4 " (20mm) 008QT
1" (25mm) 008QT
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 gpm
0 1.9 3.8 5.7 7.6 9.5
11.4 13.3 15.2 17.1 19 21 lpm
0 5 10 15 20 25 30 35 40 45 50 gpm
0 19 38 57 76 95 114 135 152 171 190 lpm
7.5 fps
2.3 mps
P∆
kPa psi
97 14
83 12
69 10
55 8
41 6
28 4
14 2
00
0 12345678910gpm
0 3.8 7.6 11.4 15.2 19 22.8 27 30 34 38 lpm
7.5 fps
2.3 mps
P∆
*
kPa psi
69 10
55 8
41 6
28 4
14 2
00
*
P∆
kPa psi
69 10
55 8
41 6
28 4
14 2
00
*
1" min.
(25mm)
P∆
0 5 10 15 20 25 30 gpm
01938577695114lpm
7.5 fps
2.3 mps