Dungs 266910 (AA-A2-4-2 / 217-06A)

Air Pressure Switch AA-A2-4-2

The Dungs AA…A2 air pressure switch is field adjustable, compact pressure switches for automatic burner controls. AA…A2 differential pressure switches are suitable for making/breaking a circuit when the medium pressure changes relative to the set point. Not suitable for natural gas, propane, butane, and other combustible gases. Can be used as a pressure, vacuum or differential pressure switch for air and non-aggressive gases.