The Johnson Controls V47AD-19 is a direct-acting, temperature-actuated modulating valve for water regulation in cooling and heating applications. It features a 1″ NPT connection, operates within a range of 40 to 85°F, and has a cast iron body for precise temperature control in industrial systems.
Technical Specifications
- Part Number: V47AD-19
- Series: V47 Temperature Actuated Modulating Valve
- Valve Type: Direct Acting, Commercial
- Control Action: Opens on Temperature Increase
- Connection: 1″ NPT Threaded
- Body Material: Cast Iron
- Maximum Opening Point: 40 to 85°F
- Maximum Bulb Temperature: 105°F
- Pressure Connection: 1/2″ NPT External Fitting
Key Features and Functionality
- Non-Contact Spring: The range spring remains isolated from the cooling water.
- Shock Resistance: Withstands hydraulic shock without operational damage.
- Manual Flushing: Allows cleaning access when maintenance is required.
- Consistent Modulation: Free-moving parts maintain smooth water control.
- Water Hammer Control: Design reduces chatter and hammering effects.
Industry Applications
- Heat Exchangers: Maintains coolant flow for stable operation.
- Compressors: Regulates oil cooling in compressor systems.
- Hydraulic Systems: Controls the temperature of circulating fluids.
- Swimming Pools: Keeps pool water within operating range.
- Printing Equipment: Stabilizes paint temperature during processing.
Installation and Operational Notes
- Flush liquid lines to clear debris before installation.
- Connect lines in the flow direction indicated on the valve body.
- Mount the valve vertically with the bellows facing downward.
- Keep bulb and capillary away from direct metal surfaces.
- Avoid placing the bulb above the liquid level or near air pockets.
Series Information
V47 Series Temperature Actuated Valve
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