Honeywell VP522 Catalog Page
Pneumatic Valves
VP522 Pneumatic Sequencing Water Valve
Dimensions in inches (millimeters)
B 
A
C
VALVE |
A |
B |
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SIZE |
IN INCHES (mm) |
IN INCHES (mm) |
IN INCHES (mm) |
3/8 IN. |
9-13/16 (249) |
5-1/8 (130) |
3-5/8 (92) |
1/2 IN. |
9-15/16 (252) |
5-1/8 (130) |
3-5/32 (80) |
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3/4 IN. |
9-15/16 (252) |
5-1/8 (130) |
3-5/32 (80) |
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C4671A
Three-pipe, sequencing, pneumatically operated water valve for controlling both hot and cold water flow in fan-coil and induction units. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.
•Corrosion resistant.
•Molded-in composition discs for tight shutoff.
•Flare connections for easy installation.
•Operator rotates 360 degrees for convenient air piping alignment.
Valve Type: Unitary Body Pattern: Three-way
Body Pressure: 250 psi (1724 kPa)
Air Connections: 1/8 in. NPT Controlled Medium: Water
Type of End Connection: 45 degree. SAE flare Operating Humidity Range (% RH): 5 to 95% RH
Temperature Range: 35 F to 250 F (2 C to 121 C)
Maximum Actuator Temperature: 160 F (71 C) Maximum Diaphragm Pressure: 25 psi (172 kPa)
Accessories:
312817Y-Actuator assembly for VP522B1011 andVP522B1029
Replacement Parts:
312760-MP953A,C,E (5 in. diameter) regular temperature Neoprene diaphragm - new style
312817S-Actuator for VP522A1039, VP522A1047, VP522A1237
312817W-Actuator for VP522B1003
312817Y-Actuator assembly for VP522B1011 andVP522B1029 313824A-Rebuild kit, include Stem and Disc holder, button with screw,
packing and instruction, VP522A1005
314459A-Rebuild kit, include Stem and Disc holder, button with screw, packing and instruction, VP522A1039
314459B-Rebuild kit, includes stem and disc holder, Button with screw, packing and instructions, VP522A1047
315407A-Rebuild kit, include Stem and Disc holder, button with screw, packing and instruction for the VP522B1003
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End Connection Size |
Capacity |
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Close-off |
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Spring Range |
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Ratings at |
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Branch Line |
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Product Number |
(inch) |
(mm) |
(Cv) |
(Kv) |
Pressure |
Valve Action |
(psi) |
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(kPa) |
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VP522A1005/U |
O.D.: 1/2 in.; |
O.D.: 12.7 mm; |
Port A: 1.5 Cv, |
Port A: 1.3 Kv, |
50 psid at 13 psi |
Proportional/ |
3 psi to |
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21 kPa to |
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Nominal: 3/8 in. |
Nominal: 9.5 mm |
Port B: 1.5 Cv |
Port B: 1.3 Kv |
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Sequencing; Mixing |
11.5 psi |
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79 kPa |
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VP522A1039/U |
O.D.: 5/8 in.; |
O.D.: 15.9 mm; |
Port A: 2.5 Cv, |
Port A: 2.2 Kv, |
50 psid at 13 psi |
Proportional/ |
2 psi to |
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14 kPa to |
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Nominal: 1/2 in. |
Nominal: 12.7 mm |
Port B: 1.6 Cv |
Port B: 1.4 Kv |
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Sequencing; Mixing |
13 psi |
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90 kPa |
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VP522A1047/U |
O.D.: 7/8 in.; |
O.D.: 22.2 mm; |
Port A: 4 Cv, |
Port A: 3.5 Kv, |
45 psid at 13 psi |
Proportional/ |
2 psi to |
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14 kPa to |
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Nominal: 3/4 in. |
Nominal: 19.1 mm |
Port B: 2.5 Cv |
Port B: 2.2 Kv |
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Sequencing; Mixing |
13 psi |
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90 kPa |
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VP522B1003/U |
O.D.: 1/2 in.; |
O.D.: 12.7 mm; |
Port A: 1.5 Cv, |
Port A: 1.3 Kv, |
15 psid at 13 psi |
Diverting/Sequencing |
Adjustable |
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Nominal: 3/8 in. |
Nominal: 9.5 mm |
Port B: 1.5 Cv |
Port B: 1.3 Kv |
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VP522B1011/U |
O.D.: 5/8 in.; |
O.D.: 15.9 mm; |
Port A: 2.5 Cv, |
Port A: 2.2 Kv, |
15 psid at 13 psi |
Diverting/Sequencing |
Adjustable |
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Nominal: 1/2 in. |
Nominal: 12.7 mm |
Port B: 2.5 Cv |
Port B: 2.2 Kv |
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VP522B1029/U |
O.D.: 7/8 in.; |
O.D.: 22.2 mm; |
Port A: 4 Cv, |
Port A: 3.5 Kv, |
15 psid at 13 psi |
Diverting/Sequencing |
Adjustable |
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Nominal: 3/4 in. |
Nominal: 19.1 mm |
Port B: 3.5 Cv |
Port B: 3.0 Kv |
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716 |
customer.honeywell.com |
70-6910 |
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