The Honeywell VRN Series valve, MPN VRN2CBSX4000, offers integrated flow and temperature control within a single assembly. It is designed to maintain temperature in hydronic systems during pressure fluctuations by automatically controlling flow.
Integrated pressure control cartridge for effective flow balancing.
Suitable for water or glycol solutions up to fifty percent.
Includes female NPT connections for installation.
Product Highlights
This valve provides reliable performance in controlling both hot and chilled water systems.
Product Information
Standard Information
Type: Assembly
Connection: NPT
Technical Specifications
Input Voltage
24 VAC
Trim Material
Stainless Steel
Valve Pattern
2-way
Size
one inch
Flow Rate
one GPM
Control Signal
Floating, Two Position
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
from 1/2 inch to 3 inches with female NPT pipe fittings
Body Pressure Rating (maximum)
360 psi (2500 kPa) at 250°F (121°C)
Controlled Medium
Water or Glycol solutions up to 50%, not for combustible gases, oil, or steam
Medium Temperature Range
from -22°C to 250°F (-30°C to 121°C)
Maximum Differential Pressure
from one GPM (1/2 inch valve) to ninety-five GPM (3 inch valve)
Close-off Pressure
100 psid
Flow Characteristics
Equal percentage with flow control insert
Body Material
Forged brass (ASTM B283)
Flow Optimizer
Laser-milled, glass-reinforced Noryl
Trim
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 inch or 3/4 inch (DN15 ~ DN20)
Minimum Torque Required
35 lb-in (4 Nm) up to 3 inch (DN80), 18 lb-in (2 Nm) up to 3/4 inch (and 1 inch up to 9 GPM)