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It is calibrated to specific WC ratings and should not be adjusted in the field to maintain safety standards
this component features an automatic reset function
Is the mounting hardware included for manifold installation
As a veteran-grade Trane replacement part
By sensing the pressure drop across filters or coils
Cleveland Controls DFS-231-121 Switch Els PW 17895 It is calibrated to specificThe Cleveland Controls DFS 231 121 is a fixed setpoint diaphragm differential pressure switch engineered for precision performance in HVAC pressure monitoring and combustion air applications. This SPDT air flow switch is factory calibrated to actuate on a pressure rise at 0. 05" . 02" w. c., providing a reliable safety interlock for systems requiring strict static pressure thresholds. Designed for versatility, the unit supports line voltage ranges
US$ 925000.00
US$ 160.00