VG7842ET+72CHGA Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7842ET+72CHGA is a factory-assembled 3-way mixing globe valve and electric actuator assembly designed for precise control of hot water, chilled water, or steam in HVAC systems. It features a cast bronze body with brass trim and handles mixing applications efficiently to maintain desired temperatures.

Features

• Designed with a 3-way mixing configuration and linear flow characteristics.
• Features a high-quality cast bronze body and reliable brass trim for durability.
• Long-life replaceable ring packing ensures tight shut-off and ease of serviceability.
• The electric actuator allows field selection between proportional, floating, or on/off control.

Specifications

• Valve Size: 3/4 inch
• Flow Coefficient: 7.3 Cv
• Connection Type: NPT threaded
• Power Supply: 24 Vac
• Control Signals: 0(2)-10 Vdc, 0(4)-20 mA, two-position, or floating (field selectable)
• Pressure Rating: ANSI Class 250
• Actuator Type: Spring return

Applications

• Designed for control of hot water, chilled water, and 50/50 glycol solutions in commercial HVAC systems.
• Suitable for low-pressure saturated steam applications up to 38 psig.
• Ideal for hydronic heating and cooling systems requiring precise mixing control.