ROD16-3 Johnson Controls Linkage

Overview

The Johnson Controls VG7241CS+3801D is a 1/2-inch 2-way globe valve and pneumatic actuator assembly designed for precise fluid regulation in commercial HVAC systems. It features a robust cast bronze body with brass trim and comes equipped with a compact V-3801 pneumatic actuator configured as normally open (push-down-to-close) for fail-safe performance.

Features

• Normally open (N.O.) configuration ensures the valve opens upon loss of control pressure
• Durable cast bronze body and brass trim offer superior corrosion resistance
• Tested for longevity with over one million operating cycles
• Serviceable design allows for in-place valve repacking to minimize maintenance downtime
• Provides precise equal percentage flow characteristics for stable modulating control

Specifications

• Valve Size: 1/2 inch
• Connection Type: NPT (National Pipe Thread)
• Flow Coefficient (Cv): 0.73
• Actuator Type: V-3801 Compact Pneumatic Actuator
• Spring Range: 4 to 8 psig
• Piping Configuration: 2-way straight
• Maximum Pressure Ratings: 15 psi WSP (Steam), 125 psi WOG (Water, Oil, Gas)

Applications

• Commercial and industrial HVAC hydronic heating and cooling systems
• Modulating control of hot water, chilled water, and up to 50% glycol solutions
• Low-pressure saturated steam environmental control applications
• Building automation systems requiring reliable pneumatic valve automation