Johnson Controls VG7241RT+71CHGA Valve Assembly
The Johnson Controls VG7241RT+71CHGA is a heavy-duty 1-1/2" NPT globe valve assembly designed for high-performance fluid control in commercial HVACR systems. Built for durability, this 2-way control valve features a cast bronze body with a reliable brass trim and is rated for a flowing capacity of 28.9 Cv. High-precision modulation is achieved through the equal percentage flow characteristic, ensuring stable heat transfer even under varying load conditions. The assembly includes a factory-mounted non-spring return actuator that supports field-selectable control signals, including 0-10 VDC, 4-20 mA, two-position, or floating control. Operating on a 24VAC power supply, this robust unit provides consistent close-off performance for chilled water, hot water, and 50/50 glycol solutions. This model is the verified direct replacement for VG7241RT+916GGA and VG7241RT+7202G, offering a seamless upgrade path for maintaining VG7000 series globe valves in existing building automation installations.
Key Benefits
- Precise Modulation: The equal percentage characteristic provides superior control loop stability for hydronic heating and cooling.
- Flexible Integration: Field-selectable proportional control signals (0-10V or 4-20mA) ensure compatibility with most BAS controllers.
- Durable Construction: The bronze body and brass trim resist corrosion, supporting long-term service in demanding HVACR environments.
- High Flow Capacity: A 28.9 Cv rating allows for high-volume fluid movement through its 1-1/2 inch NPT threaded ports.
- Direct Retrofit: Engineered as a drop-in replacement for legacy VG7241RT+916GGA and VG7241RT+7202G assemblies.
Common Questions
What media is compatible with the VG7241RT+71CHGA?
This valve is designed to handle hot water, chilled water, and up to 50% glycol solutions in closed-loop HVAC systems.
Does this actuator have a fail-safe return?
No, this specific assembly utilizes a non-spring return actuator, meaning it will maintain its last position upon loss of power.
Can I change the control signal after installation?
Yes, the 71CHGA actuator features field-selectable inputs, allowing you to switch between floating, two-position, or modulating control signals as needed for your specific controller setup.
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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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