The Johnson Controls V47AC-40 is a direct-acting water valve designed for commercial use, featuring a 3/4″ NPT threaded connection. It has an 11/16″ x 10″ bulb and a 6 ft. capillary for controlling temperature within 40°F to 85°F.
Technical Specifications
- Part Number: V47AC-40C
- Series: V47 Temperature Actuated Modulating Valve
- Valve Type: Direct Acting, Commercial
- Control Action: Opens on Temperature Increase
- Connection: 3/4″ NPT
- Body Material: Cast Brass
- Temperature Range: 40 to 85°F (Cross Ambient)
- Maximum Bulb Temperature: 105°F
- Bulb Size: 11/16″ x 10″
- Capillary Length: 6 ft.
Key Features and Functionality
- Non-Sliding Parts: Reduces moving interans to reduce fouling in water flow.
- Isolated Spring: Keeps spring out of water, preventing corrosion damage.
- Manual Flush Option: Enables quick cleaning access, ensuring clear passages.
- Water Hammer Control: Minimizes chatter to protect the system from vibration.
- Smooth Modulation: Minimizes chatter and water hammer for stable operation.
Industry Applications
- Engine Cooling: Maintains exchanger flow to keep engines within safe operating limits.
- Compressor Systems: Regulates water to stabilize oil and discharge temperatures.
- Hydraulic Equipment: Controls coolant circulation to prevent overheating of hydraulic oil.
- Condensers: Conserves water while recovering valuable process fluids.
- Printing Machines: Keep paint and ink systems at consistent temperatures.
Compliance and Approvals
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Conforms to Johnson Controls and industry requirements
Installation and Operational Notes
- Flush liquid lines to clear debris before installation.
- Connect the lines in the direction indicated by the valve.
- Keep bulb and capillary free from contact with metal surfaces.
- Mount the valve vertically with the bellows facing down.
- Avoid installing the bulb above the liquid level or near air pockets.
Series Information
V47 Series Temperature Actuated Valve
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