Description
The Johnson Controls VG7241ET+3008B is a factory-assembled, two-way normally open control valve paired with a spring return exposed pneumatic actuator — engineered for precise flow regulation in commercial HVAC hydronic and pneumatic control systems.
Valve Body
- Configuration: 2-Way, Normally Open (N.O.)
- Connection: 1/2″ NPT threaded
- Flow Coefficient: 1.8 Cv
- Flow Characteristic: Equal Percentage
- Body Material: Cast Bronze
- Trim Material: Brass
Pneumatic Actuator (3008B)
- Actuator Type: Spring Return, Exposed Pneumatic
- Spring Range: 3–6 PSI
- Action: Spring return provides fail-safe normally open position on loss of air signal
Key Features & Benefits
- Pre-assembled valve and actuator combination for simplified installation
- Equal percentage flow characteristic delivers precise, stable control across the full stroke range
- Cast bronze body with brass trim offers excellent corrosion resistance for hydronic water and steam applications
- Normally open, spring return design provides inherent fail-safe operation
- Compact 1/2″ NPT size suits terminal unit, fan coil, and zone control applications
- Exposed pneumatic actuator allows easy field inspection and maintenance
- Designed for use with Johnson Controls pneumatic control systems
Typical Applications
- Fan coil unit heating and cooling coil control
- Terminal unit flow regulation
- Hydronic zone control in commercial buildings
- Pneumatically controlled HVAC systems
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