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Dungs LGW3 A4 0.4-3 Differential Pressure Switch

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Dungs LGW3 A4 0.4-3 Differential Pressure Switch

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Differential pressure monitoring in firing, ventilation and air-conditioning systems.

Differential pressure switches:  suitable for air, flue and exhaust gases.

Pressure switches: suitable for gases of familes 1, 2, 3 and other natural gaseous media.


The LGWA4 differential pressure switches are adjustable differential pressure switche forautomatic burner controls.  They are suitable for switching a circuit on, off or over on changes in the actual pressure value, relative to the set reference value.  The reference value (switching point) can be set easily and quickly, using the wheeel provided with a scale without using a pressure gauge. A test nipple is integrated in the metal housing as standard.



LGW3A4 0.4 - 3 mbar


  • CE-0085 AQ 0673
  • CE-0036

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