P20EB-1C Johnson Controls Pressure Control

Overview

The Johnson Controls VG7441ET+3008B is a pneumatic valve and actuator assembly designed for precise control of fluid flow in commercial HVAC systems. It consists of a 1/2-inch 2-way normally closed globe valve paired with a pneumatic spring-return actuator, ensuring reliable fail-safe operation to the closed position upon loss of air pressure.

Features

• Built for longevity with over one million cycles tested
• Corrosion protection featuring a cast bronze body and durable brass trim
• Serviceable design that allows for convenient in-place valve repacking
• Equal percentage flow characteristics for accurate and stable modulating control

Specifications

• Actuator Type: Pneumatic spring return
• Valve Size and Connection: 1/2 inch NPT threaded
• Body Pattern: 2-way normally closed (NC)
• Flow Capacity: 1.8 Cv
• Nominal Spring Range: 3 to 6 psi
• Maximum Close-off Pressure: 100 psi
• Material of Construction: Cast bronze body, brass trim, and stainless steel stem

Applications

• Modulating control of hot water and chilled water in HVAC systems
• Water systems with up to 50% glycol solutions
• Low-pressure steam control applications up to 35 psig