Technical description

The differential pressure switches LGW…A2… are adjustable differential pressure switchesas per EN 1854 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. On LGW…A2P: test button integrated in lower part as standard.

Application

Differential pressure monitoring in firing, ventilation and air-conditioning systems. Suitable for air, flue and exhaust gases and other non-aggressive gases as differential pressure switches; not suitable for industrial combustion gases.

Approvals

EC type testing certificate as per:

• EC-Gas Appliances Regulation

• EC-Pressure Equipment Directive

Pressure switch class "S" as per EN 1854.

Special designs for the North American market with UL, FM and CSA registrations.

Approvals in other important gas-consuming countries.