Burner controls of the LMG... range are used for the startup and supervision of singleor 2-stage gas or gas / oil burners in intermittent operation. The flame is supervised with an ionisation probe or UV flame detector QRA... (with ancillary unit AGQ2...A27).

LMG21... / LMG22... in the same housing replace burner controls LGB21... / LGB22...(refer to Type summary) and, using the adapters, burner controls LFI7... and LFM1...(refer to Ordering).

• Detection of undervoltages

• Air pressure supervision with functional test of air pressure monitor during startup and operation

• Electrical remote reset

• Display of error code and flame signal by LEDs in the lockout reset button

• Accurate program sequence owing to the digital processing of signals

• LMG49... for atmospheric gas burners