Dungs LGW3 A2 0.40 - 3 mbar Differential Air Pressure Switch

Dungs LGW 3 A2 Pressure Switch

The LGW 3 A2 is an adjustable differential pressure switch as per EN 1854 designed for automatic burner controls.

Suitable for switching a circuit on, off or over on changes in actual pressure value relative to the set reference value. The reference value (switching point) is adjusted on a setting wheel provided with a scale.

Suitable for air, flue and exhaust gases and other non-aggressive gases as differential pressure switches; not suitable for industrial combustion gases.

Switching function

As pressure rises: 1 NC opens, 2 NO closes

As pressure falls: 1 NC closes, 2 NO opens

Technical Specifications

IP Rating: IP54

Pressure Range: 0.04-0.3 kPa (0.4-3 mbar)

Max Pressure: 50 kPa (500 mbar)

Dungs Model Number: 272337 or 107409