Technical Specifications

MODEL CONNECTIONS DIMENSIONS WEIGHT
ABC D
inlet outlet Size in. mm in. mm in. mm in. mm lbs. kgs.
RPV-S solder solder
3
⁄4" 2
15
⁄16 75 1
3
⁄4 44 2
3
⁄8 60
11
⁄16 17 1.2 0.5
RPV-T FNPT FNPT
3
⁄4" 2
15
⁄16 75 1
3
⁄4 44 2
3
⁄8 60
11
⁄16 17 1.2 0.5
RPV-TS FNPT solder
3
⁄4" 2
15
⁄16 75 1
3
⁄4 44 2
3
⁄8 60
11
⁄16 17 1.2 0.5
RPV-ST solder FNPT
3
⁄4" 2
15
⁄16 75 1
3
⁄4 44 2
3
⁄8 60
11
⁄16 17 1.2 0.5
RPV-S solder solder 1" 3
3
⁄4 95 2
3
⁄8 60 2
3
⁄4 70
7
⁄8 22 1.0 0.4
RPV-S solder solder 1
1
⁄4" 4
1
⁄2 114 2
7
⁄8 73 2
1
⁄4 57 1
1
⁄16 27 1.2 0.5
RPV-S-90 solder solder
3
⁄4" 3 76 1
5
⁄8 41 2
7
⁄16 62
11
⁄16 18 1.0 0.4
RPV-S-90 solder solder 1" 3
5
⁄8 92 2
1
⁄4 58 2
1
⁄2 64
13
⁄16 21 1.2 0.5
RPV-S-90 solder solder 1
1
⁄4" 4
7
⁄16 113 2
1
⁄2 63 2
5
⁄8 67 1 25 1.7 0.8
RPV-SM-90 solder MNPT
3
⁄4" 3
7
⁄16 87 1
5
⁄8 41 2
7
⁄16 62
11
⁄16 18 1.0 0.4
RPV-SM-90 solder MNPT 1" 4 102 2
5
⁄16 58 2
1
⁄2 64
13
⁄16 21 1.6 0.7
RPV-SM-90 solder MNPT 1
1
⁄4" 4
7
⁄16 113 2
1
⁄2 63 2
1
⁄2 64 1 25 2.0 0.9
B
A
C
D
RPV – Normal Position
Purge/Drain
Valve Closed
RPV – Purge/Drain Position
Radiation
Watts
2000
Flow
Check
From Radiation
Circulation
Radiation
To Radiation
Hot
Water
Boiler
Watts 1156F
Boiler Fill Valve
Watts
RPVs
Hydronic Heating Circuit
Purge/Drain
Valve Open
Main Valve Closed
Dimensions – Weights
A
B
D
C
A
B
D
C
inlet
outlet
RPV-SM-90 1"
ES-RPV 0640 Watts Regulator Company, 2006
USA: 815 Chestnut St., No. Andover, MA 01845-6098; www.watts.com
Canada: 5435 North Service Rd., Burlington, ONT. L7L 5H7; www.wattscanada.ca
Water Safety & Flow Control Products