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allowing for a customizable 2-10 VDC control signal or 4-20 mA input via a 500 Ohm resistor
Enhanced Reliability: Internal inherent motor protection and a rugged scroll design reduce vibration and mechanical wear
severely impacting cooling capacity
Its NEMA 4X enclosure provides superior protection in harsh environments
Utica-Dunkirk 18682 Pressure Switch 321894-709 allowing for a customizable 2-10The Utica Dunkirk 18682 Pressure Switch is a critical safety component engineered for precise combustion air proving in high efficiency boilers and furnaces. Rated at . 60" WC (Water Column), this normally open (NO) switch is factory calibrated to ensure the inducer fan generates sufficient static pressure before allowing the ignition sequence to proceed. As a veteran technician knows, maintaining the correct differential pressure is non negotiable