Owner's manual

SIZE (DN) DIMENSIONS WEIGHTS
A B (MAX) STD B (MAX) HP C D (DIA)
E (Threaded) E (Sweat) E (QC) F (Threaded) F (Sweat) F (QC)
in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm in. mm lbs. kgs.
1
⁄2 15 3 76.7 5
7
⁄16 137.7 6
11
⁄16 169.9 1
5
⁄16 32.8 2
7
⁄16 61.2 3
11
⁄16 93.0 3
5
⁄8 91.9 4
1
⁄2 115 4
5
⁄16 109.2 4
1
⁄4 107.2 6 153 1.43 0.65
3
⁄4 20 3
1
⁄8 79.8 5
7
⁄16 137.7 6
11
⁄16 169.9 1
5
⁄16 32.8 2
7
⁄16 61.2 3
3
⁄4 96.0 4 101.1 4
13
⁄16 122 4
7
⁄16 112.3 4
13
⁄16 122.4 6
1
⁄2 165 1.52 0.69
1 25 3
9
⁄16 90.4 6
3
⁄16 157.2 7
14
⁄16 199.9 1
3
⁄8 34.5 2
3
⁄4 70.6 4
15
⁄16 110.2 4
9
⁄16 116.1 5
5
⁄16 135 5
1
⁄8 130.0 5
9
⁄16 141.7 7
1
⁄16 179 2.22 1.01
1
1
⁄4 32 4
5
⁄16 110.2 6
15
⁄16 176.0 9
13
⁄16 248.9 1
9
⁄16 39.40 3
1
⁄4 81.8 5
5
⁄8 142.7 5
3
⁄8 136.9 – – 6
7
⁄8 175.3 6
7
⁄16 163.6 – – 3.61 1.64
1
1
⁄2 40 5
1
⁄2 140.2 11
3
⁄4 297.9 16
3
⁄4 426.0 1
7
⁄8 47.50 4
9
⁄16 115.8 6
13
⁄16 142.7 6
11
⁄16 169.9 – – 8
1
⁄16 205.2 7
7
⁄8 199.6 – – 9.27 4.20
2 50
5
1
⁄2
140.2
11
3
⁄4
297.9
16
3
⁄4
426.0
1
7
⁄8
47.50
4
9
⁄16
115.8
6
13
⁄16
173.5
6
15
⁄16 176.5 – – 8
1
⁄8 206.8 8
3
⁄8 212.9 – – 9.59 4.35
Models
LFX65B NPT threaded female inlet x NPT female outlet
LFX65BU NPT threaded union inlet x NPT female outlet
LFX65BUS Solder union inlet x NPT female outlet
LFX65BDU DoubleUnion–NPTthreadedunionfemale
inlet and outlet
LFX65BDUS DoubleUnion–Solderunioninletandoutlet
LFX65BU-QC SingleUnion–Quick-Connectunioninletx
NPT female outlet*
LFX65BDU-QC DoubleUnion–Quick-Connectunioninlet
and outlet
=
LFX65BDU-CPVCDoubleUnion-CPVCunioninletxCPVC
union outlet
==
LFX65BDU-PEX DoubleUnion-PEXunioninletxPEXunion
outlet
=
LFX65B-HP High Pressure – NPT threaded female inlet x
NPT female outlet
=
For sizes
1
⁄2",
3
⁄4", 1 (15, 20, 25mm) only
==
For sizes
3
⁄4", 1" (20, 25mm) only
Materials
Body: Lead Free* cast copper silicon alloy
Seat: Thermoplastic cartridge
Integral Strainer: Stainless steel
Diaphragm: Reinforced EPDM
Valve Disc: EPDM
Pressure – Temperature
Temperature Range: 33°F – 180°F (0.5°C – 82°C)
Maximum Working Pressure: 400psi (27.6 bar)
Adjustable Reduced Pressure Range: 20–80psi (138 – 552 kPa)
Standard Reduced Pressure Setting: 50psi (345 kPa)
HP Reduced Pressure Range: 50-150psi (345 – 1034 kPa)
HP Reduced Pressure Setting: 100psi (6.9 bar)
Options
Add Suffix
G Gaugetapping,
1
⁄4" (8mm)
GG Gaugetappingand160psi
(11.0 bar) gauge
HP High pressure range 50–150psi
(3.4 – 10.3 bar)
Dimensions — Weights
Standards
Certified to ASSE Standard 1003, and listed by ASSE and IAPMO.
Capacity
D
B
C
F
E
A
Flow
Sizes:
1
⁄2",
3
⁄4", 1" (15, 20, 25mm)
Sizes: 1
1
⁄4", 1
1
⁄2", 2" (32, 40, 50mm)
kPa psi
0 0
14 2
28 4
41 6
55 8
69 10
83 12
96 14
110 16
124 18
138 20
kPa psi
0 0
14 2
28 4
41 6
55 8
69 10
83 12
96 14
110 16
124 18
138 20
0 5 10 15 20 25 30 gpm
0 79 38 57 76 95 114 lpm
0 20 40 60 80 100 120 140 gpm
0 76 151 227 303 379 454 530 lpm
Reduced Pressure Drop
Reduced Pressure Drop
Flow
(15mm)
(50mm)
(40mm)
(20mm)
(25mm)
(32mm)
ES-LFX65B 1323 © 2013 Watts
USA:Tel:(978)688-1811•Fax:(978)794-1848•www.watts.com
Canada: Tel:(905)332-4090•Fax:(905)332-7068•www.watts.ca
A Watts Water Technologies Company