Honeywell VRN2DMPX4000 Pressure Independent Control Valve

Product Description

The Honeywell VRN2DMPX4000 is a pressure-independent control valve designed for hydronic systems. It features an electric actuator that integrates flow and temperature control. This valve regulates flow automatically to maintain temperature, even during pressure changes.

• Integrated pressure control cartridge for flow balancing.
• Suitable for hot or chilled water applications.
• Constructed from forged brass with stainless steel trim.

Product Highlights

This valve ensures consistent temperature in heating and cooling systems and is compatible with glycol solutions up to fifty percent.

Product Information

Standard Information

• Type: Assembly
• Connection: NPT

Technical Specifications

• Input Voltage: 24 VAC
• Trim Material: Stainless Steel
• Pattern: 2-way
• Size: 1-1/4 inches
• GPM: 10 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: 1/2 to 3 inches with female NPT fittings
• Body Pressure Rating: Maximum 360 psi at 250°F (121°C)
• Controlled Medium: Water or Glycol solutions up to 50%; not for combustible gases, oil or steam
• Medium Temperature Range: -22°C to 250°F (-30°C to 121°C)
• Maximum Differential Pressure: 1 GPM (1/2 inch valve) to 95 GPM (3 inch 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: 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*
• Compatible Actuators Spring Return: MS6105, MS7505*, MS8105; MS6103, MS7503, MS8103 only at 1/2 or 3/4 inches (DN15 ~ DN20)
• Minimum Torque Required: 35 lb-in (4 Nm) up to 3 inches (DN80) and 18 lb-in (2 Nm) up to 3/4 inch (and 1 inch up to 9 GPM)
• Warranty: 1 year on valves, 5 years on actuators