• Manual opener (on all models, except straight-through, normally open valves) for valve operation on power failure; valve returns to automatic position when power is restored.
• All models may be installed without disassembling the valve.
DESCRIPTION
On-off and diverting low voltage valves consist of an actuator and valve assembly for controlling the fl ow of hot water.
Fluid Temperature Range: Maximum Ambient Temperature:
Hydronic Control 2 position
3-Way, Diverting Spring Return 24 Vac
50 Hz; 60 Hz 7.7 VA 30 sec
Port A Normally Closed
18 in. leads (457 mm leads) 125 psi (862 kPa)
40 F to 200 F (5 C to 93 C) 125 F (52 C)
• Compact construction for easy installation. • Complete powerhead may be removed or replaced without breaking plumbing line connections or draining the system.
• Actuator motor may be replaced without removing the valve body or draining the system.
Pipe Item
Size Connection Type
(inch)
V8044A1002 1/2 in. Flare V8044A1010 1/2 in. Sweat V8044A1044 3/4 in. Sweat V8044A1051 1/2 in. Sweat
End Switch (Cv) Capacity
Maximum Close-off Pressure Includes Manual
(psi)
- 4 Cv 20 psi - 4 Cv 20 psi - 7 Cv 10 psi
- - -
- 4 Cv 20 psi Restricted 2.5 Cv bypass port.
V8044A1135 1/2 in. NPT V8044A1143 3/4 in. NPT V8044B1018 1/2 in. Sweat
- 4 Cv 20 psi - 4 Cv 20 psi
- -
- 4 Cv 20 psi Integral SPDT
changeover Aquastat controller
V8044E1003 1/2 in. Sweat SPST 4 Cv 20 psi V8044E1011 3/4 in. Sweat SPST 7 Cv 10 psi
- -
Yes Yes
Yes Yes Yes Yes
Opener
Yes Yes Yes
tech note:
“Gate, globe, check, ball, butterfl y? Confused about which valve is best for your application? Ask our valve specialists and we will help you select the