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.


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