Vp519 Two-Position Three-Way Air Valve - Honeywell Pneumatic Controls Engineering Manual

Valves

VP519 Two-Position Three-Way Air Valve

Dimensions in inches (millimeters)
3-1/4 (83) CLEARANCE
REQUIRED TO
REMOVE ACTUATOR
4-1/2
1
(114)
3
(76)
15/32
(12)
5-1/8
(130)
4-3/4
(121)
OUT
3
IN
2
1 SWING RADIUS TO TOP OF STEM BUTTON WHEN DISC IS ON
LOWER SEAT AND OPERATOR IS REMOVED.
VALVE
2
SIZE
3-1/8 (79) 2-3/4 (70)
1/2 INCH
3-3/8 (86)
3/4 INCH 2-19/32 (66)
End Connection Size Capacity
Product Number (inch)
VP519C1006 1/2 in.
98 customer.honeywell.com
DUAL
BARBED
FITTING
3-19/32
(91)
IN
3
M27109
(mm) (Cv) (Kv)
12.7 mm 5.5 Cv 4.75 kV
Two-position, three-way, pneumatic air valve used to control main
airflow in large Day-Night or Summer-Winter pneumatic control
systems. Replacement device is available for Johnson, Powers,
Robertshaw, Barber-Colman, and older Honeywell devices.
• Spring-loaded, self-adjusting Teflon™ cone packing.
• Removable composition upper and lower discs.
• Actuator can be rotated on valve bonnet for alignment with air
piping.
• Right-angle mounting bracket permits mounting on a wall or panel.
• Cast bronze body, 1/4 in. stroke.
VP519 Typical Piping Diagram
PILOT PRESSURE
0 OR 13 PSI
(0 OR 90 kPa)
13 PSI (90 kPa)
SUPPLY INPUT
Close-off Ratings for the VP519
SPRING RANGE PSI (kPa)
11
4
(76)
(28)
3 12
(83)
(21)
13
2
(90)
(14)
14
1
(7) (97)
15
(103)
16
(110)
17
(117)
0
20
(0)
(137)
CLOSE OFF PRESSURE RATINGS PSI (kPa)
Valve Type: Globe Valve
Body Pattern: Three-way
Body Pressure: 150 psi (1034 kPa)
Air Connections: Dual barbed for 5/32 in. or 1/4 in. plastic tubing
Valve Action: Two Position
Type of End Connection: NPT
Operating Humidity Range (% RH): 5 to 95% RH
Temperature Range: 35 F to 115 F (2 C to 46 C)
Maximum Actuator Temperature: 160 F (71 C)
Maximum Diaphragm Pressure: 25 psi (172 kPa)
Replacement Parts:
14003294-002 Valve Repack Kit, Steam or water application
312760 MP953A,C,E (5 in. diameter) regular temperature Neoprene
diaphragm - new style
313744A Actuator Replacement Assembly for the VP519 Valve
Close-off Ratings at
Branchline Pressure
120 psid at 18 psi
70-6925
VP519C
SYSTEM
A AB
SUPPLY
OUTPUT
B
18 PSI (124 kPa)
SUPPLY INPUT M5444
40 60 80 100 120
(414) (552) (689) (827)
(275)
M18958
Spring Range
(psi) (kPa)
6 psi to 9 psi 41 kPa to 62 kPa