Antunes Controls 803112704 Pressure Switch Els PW 17895 If cleaning with a non-conductive

If cleaning with a non-conductive abrasive pad doesn't restore the signal

What does it mean if my furnace throws a "pressure switch open" code

and various A2L refrigerants like R32 and R1234yf

this model is Clockwise (CW) when facing the intake

What is the difference between this and a current relay

Antunes Controls 803112704 Pressure Switch Els PW 17895 If cleaning with a non-conductiveThe Antunes Controls 803112704 Pressure Switch is a high performance RLGP A series low gas pressure switch engineered for precision monitoring in commercial and industrial combustion systems. This automatic reset gas switch is designed to trip when gas pressure drops below the calibrated set point, featuring an adjustable sensing range of 10 50" W. C. to ensure burner safety and equipment protection. Built with a rugged die cast aluminum housing, it