7 New Honeywell VP531 Pneumatic Valves From DtiCorp.com
Normally-open, single-seated valve provides proportional control of steam or hot or cold water in terminal units. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.
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February 5, 2011 (FPRC) -- Popular Honeywell online retailer DtiCorp.com (http://www.DtiCorp.com) is introducing 7 brand new Honeywell VP531 Pneumatic Valves. The VP531A,C Terminal Unit Valves are normally-open, single-seated valves that provide proportional control of steam or hot/cold water in terminal units. These valves are available with threaded NPT or soldered end connections. The VP531A is intended for control of water at a maximum of 180°F (82°C). The VP531C is intended for water or steam at a maximum of 240°F (116°C).
Series 2 VP531C Valves are built with a green (2-5 psi) actuator spring. Shipped with the valve is a loose orange (3-10 psi) spring. If desired, replace the green spring with the orange. To make this change remove the cover fastener. Before using the orange spring, make sure it can provide adequate close off for the application.
- Available in several capacities and spring ranges for various application requirements.
- Easily replaceable actuator assembly for convenience of service.
- Compact size for use inside most unit enclosures.
- Dimensions Pipe centerline to top of actuator: 3 1/2 in. Face-to-face: 2 9/32 in.
- Body: Cast bronze.
- Body Pattern: Two-way
- Disc and plug:
- VP531A: Rubber.
- VP531C: Teflon and brass.
- Seat: Bronze; integral with body.
- Stem: Stainless steel, 3/16 in. (5 mm) diameter.
- Bonnet nut seal: Reusable copper ring.
- Valve Action: Proportional Normally Open
- VP531A: Rubber, spring-loaded, self-adjusting.
- VP531C: Teflon, spring-loaded, self-adjusting.
- Controlled Medium Temperature (maximum):
- VP531A: 180°F (82°C).
- VP531C: 240°F (116°C).
- Allowable difference for alternating hot and cold water: 140°F (78K).
About Us: DtiCorp.Com (http://www.DtiCorp.com) carries more than 35,000 HVAC products, including industrial, commercial and residential parts and equipment from Honeywell, Johnson Contols, Robertshaw, Jandy, Grundfos, Armstrong and more. Our online catalog is easy to navigate and search, and all products have a picture and a description. If a customer has any questions about a product, they can call 800-757-5999 and speak with one of our product experts. Our mission is to offer the best prices anywhere to our customers.
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