The Honeywell VRN2HQPXB100 is a pressure independent control valve assembly designed for automatic flow management in hydronic systems. This valve maintains temperature stability during pressure changes by integrating flow and temperature control. It is suitable for use with hot or chilled water, including fluid mixtures with up to fifty percent glycol content.
Valve size: Three inches NPT connection
Flow rate: Twenty-five GPM
Control signal: Modulating floating, failsafe open
Product Highlights
This valve features a built-in pressure control cartridge that balances and controls flow efficiently, ensuring optimal system performance.
Product Information
Standard Information
Brand: Honeywell
Manufacturer Part Number: VRN2HQPXB100
Technical Specifications
Type
Assembly
Connection
NPT
Pattern
Two-way
Size
Three inches
GPM
Twenty-five GPM
Control Signal
Analog, Floating
Valve Type
Dynamic pressure regulated control valve
Body Style
Two-way ball valve, straight-through flow, full port with patented flow control insert
Pipe Size
Half inch to three inches with female NPT pipe fittings
Body Pressure Rating (maximum)
Three hundred sixty psi at two hundred fifty degrees Fahrenheit
Controlled Medium
Water or glycol solutions up to fifty percent
Medium Temperature Range
Minus twenty-two degrees Celsius to two hundred fifty degrees Fahrenheit
Maximum Differential Pressure
One GPM (half inch valve) to ninety-five GPM (three inch valve)
Close-off Pressure
One hundred psid
Flow Characteristics
Equal percentage with flow control insert
Body
Forged brass (ASTM B283)
Flow Optimizer
Laser-milled, glass-reinforced Noryl
Trim (ball and stem)
Nickel-chrome plated brass, or stainless steel
Stem Seals
EPDM O-ring and Teflon bearings
Ball Seals
Reinforced Teflon seals with EPDM O-rings
Regulator
Hydrogenated acrylonitrile-butadiene rubber rolling diaphragm in stainless steel housing