Description
The Johnson Controls VA7810-HGA-2 is a high-performance, non-spring return, direct coupled globe valve actuator engineered for precise and reliable control in commercial HVAC and building automation applications. Designed to accept a wide range of input signals, this actuator delivers the flexibility required for demanding hydronic and process control systems.
Control Flexibility
The VA7810-HGA-2 supports multiple control modes, making it adaptable to virtually any building automation or control system:
- Two-position control
- Floating control
- Proportional control via 0–10 Vdc signal
- Proportional control via 2–10 Vdc signal
- Proportional control via (0)4–20 mA signal
Key Specifications
- Supply voltage: 24 Vac
- Torque output: 180 lb-in
- Stroke range: 5/16″ – 1″
- Cable length: 48″
- Actuator type: Non-spring return, direct coupled
- Valve type: Globe valve
- Manual override: Included
Design & Performance Features
- Direct coupled design simplifies installation and eliminates the need for additional linkage hardware
- Non-spring return configuration maintains valve position upon power loss
- Manual override allows for valve positioning during commissioning, maintenance, or power outages
- 180 lb-in torque provides ample force for reliable globe valve actuation across the full stroke range
- 48″ cable offers installation flexibility in tight or remote mounting situations
- Compatible with a broad range of Johnson Controls and third-party globe valve bodies
Ideal Applications
- Hydronic heating and cooling systems
- Commercial HVAC air handling units (AHUs)
- Building automation and energy management systems
- Variable flow chilled and hot water systems
- Fan coil unit control
The Johnson Controls VA7810-HGA-2 combines robust torque output, multi-signal compatibility, and a compact direct-coupled design to deliver dependable valve control for a wide range of commercial and industrial HVAC applications.
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