Deutsch 
English Dungs LGW 50 A4 differential pressure switch (272 342) is suitable for switching a circuit on, off or over in the event of changing actual pressure values in relation to the set target value, for differential pressure monitoring in combustion, ventilation and air conditioning technology. Suitable for air, flue and exhaust gases.
Pressure switch: Suitable for gases of gas families 1, 2, 3 and other neutral gaseous media.
EU type examination certificate according to:
• EU Gas Appliances Regulation
• EU Pressure Equipment Directive, pressure switch class “S” according to EN 1854.
Max. Operating pressure 500 mbar, ambient temperature -15°C to +70° C, screw terminal connection, protection class IP 54.
Identical to 221 592 (PU 48 pcs.)
Pressure switch: Suitable for gases of gas families 1, 2, 3 and other neutral gaseous media.
EU type examination certificate according to:
• EU Gas Appliances Regulation
• EU Pressure Equipment Directive, pressure switch class “S” according to EN 1854.
Max. Operating pressure 500 mbar, ambient temperature -15°C to +70° C, screw terminal connection, protection class IP 54.
Identical to 221 592 (PU 48 pcs.)