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supporting both control and safety logic
Key Benefits High-Strength Housing: Solid cast iron construction with a powder-coated epoxy finish provides maximum durability and chemical resistance in harsh HVAC environments
Engineered as a primary safety limit control
40" WC Trip Point: Calibrated to detect exact airflow requirements for safe venting and combustion
Smith 100111845 Assembly is a critical OEM exhaust elbow assembly designed for high-efficiency commercial water heating systems
Dwyer Instruments CS-1 Pressure Switch 328140-751 supporting both control and safetyThe Dwyer Instruments CS 1 Pressure Switch is a technical grade diaphragm pressure switch engineered for precision vacuum pressure monitoring in commercial and industrial HVACR environments. Built for reliability, this unit handles an adjustable vacuum range from 1" to 30" Hg (25. 4 to 762 mm Hg), providing versatile control for vacuum pump systems and process automation. The fixed deadband is set at 1. 5" Hg (38 mm Hg), which prevents rapid cycling
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