Differential pressure switch for air, flue and exhaust gases
LGW…A2, LGW…A2P
LGW...A2-7
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 gasconsuming countries.
