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it requires a minimum pressure differential for optimal diaphragm actuation
Installing a higher-limit switch can lead to cracked heat exchangers and creates a significant safety hazard by allowing the furnace to run at unsafe temperatures
and 9 explosion-proof housing
providing enhanced durability and resistance to scaling compared to standard brass internals
Carrier 00PPG000472900 Flow Switch R-454B it requires a minimum pressureThe Carrier 00PPG000472900 flow switch is an HVACR safety and control device designed to verify proper fluid movement within chilled water and hydronic systems. This Carrier flow switch is commonly used in commercial HVAC equipment to protect chillers, pumps, and refrigeration circuits by confirming adequate water flow before system operation is allowed. It helps prevent equipment damage caused by low flow or no flow conditions and ensures stable