The Honeywell VRN2F4SXB200 is a pressure independent control valve designed to automate flow and temperature control in hydronic systems. This two-way valve maintains a consistent temperature even during pressure changes. It features a pressure control cartridge for effective flow balancing.
2-inch NPT connection
Modulating floating control with a fail-safe closed position
Compatible with water and glycol solutions up to 50%
Product Highlights
This valve is ideal for HVAC applications where precise temperature regulation is essential. It operates at a supply voltage of twenty-four volts alternating current and includes an auxiliary switch for added functionality.
Product Information
Standard Information
Manufacturer Part Number: VRN2F4SXB200
Type: Control Valve
Technical Specifications
Connection
NPT
Supply Voltage (Nominal)
24 VAC
Trim Material
Stainless Steel
Pattern
2-way
Size
2 in
GPM
65 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
1/2 to 3 inches with female NPT fittings
Body Pressure Rating (maximum)
360 psi at 250°F
Controlled Medium
Water or Glycol solutions up to 50%; not suitable for combustible gases, oil or steam
Medium Temperature Range
-22°C to 250°F
Maximum Differential Pressure
1 gpm (1/2 in valve) to 95 gpm (3 in valve)
Close-off Pressure
100 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
Compatible Actuators
Non-Spring Return: ML6161, ML7161, MN6105, MN7505; Spring Return: MS6105, MS7505, MS8105, MS6103, MS7503, MS8103 only at 1/2 or 3/4 inch