VG7842ST+823E01 Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7842ST+823E01 is a 2-inch, 3-way mixing globe valve and pneumatic actuator assembly designed to regulate the flow of water or steam in HVAC systems. It features a durable cast bronze body with brass trim and is paired with a spring-return pneumatic actuator operating at a 9-13 psig range.

Features

• Three-way mixing design with linear flow characteristics for precise regulation.
• High longevity with components tested for over one million cycles.
• Maintenance-friendly design allowing for in-place valve repacking.
• Complete actuator interchangeability for straightforward field retrofits or replacements.

Specifications

• Valve Size: 2 inches NPT
• Flow Coefficient: 46.2 Cv
• Actuator Type: Pneumatic (MP82 Spring Return, 9-13 psig)
• Materials: Cast bronze body, brass trim, and stainless steel stem
• Pressure Rating: ANSI Class 250 (up to 400 psi for water)
• Temperature Range: Water from 35 to 284 degrees Fahrenheit; Saturated steam up to 35 psig

Applications

• Commercial heating, ventilating, and air conditioning (HVAC) systems.
• Precise control of hot water, chilled water, and glycol solutions (up to 50%).
• Low-pressure saturated steam environmental control applications.