VG7243CT+72CHGA Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7243CT+72CHGA is a factory-assembled 3-way mixing globe valve and electric actuator assembly designed to regulate the flow of hot water, chilled water, glycol solutions, and steam in HVAC systems. This assembly features a 3/4-inch NPT connection and a spring-return electric actuator that provides proportional control, field-selectable for 0(2)-10 VDC, 0(4)-20 mA, two-position, or floating control signals.

Features

• Features a cast bronze body with brass trim for dependable service.
• Equipped with a spring-return electric actuator providing proportional control with field-selectable input options.
• Utilizes long-life replaceable ring packing to ensure maximum reliability.
• Every valve unit is factory tested for tight shutoff capabilities.
• Designed with an automatic stroke calibration feature for proportional models.

Specifications

• Valve Type: 3-Way Mixing Globe Valve
• Size: 3/4 inch NPT End Connections
• Flow Coefficient: 7.3 Cv Linear Flow
• Actuator Type: Spring Return Proportional Electric Actuator (VA7820-HGA-2 series)
• Input Signal: 0-10 VDC, 2-10 VDC, 0-20 mA, 4-20 mA, Two-Position, or Floating (Field Selectable)
• Supply Voltage: 24 VAC
• Fluid Temperature Range: 35 to 250 degrees Fahrenheit (2 to 121 degrees Celsius)
• Maximum Steam Pressure: 15 psig saturated steam
• Valve Body Rating: Meets ASME B16.15 Class 250 requirements

Applications

• Specifically designed to regulate flow dynamically within commercial and residential HVAC systems.
• Suitable for controlling hot water, chilled water, and glycol solutions based on controller demand.
• Approved for low-pressure steam applications up to 15 psig.