Use

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... . LMG21... /

LMG22... in the same housing replace

burner controls LGB21... / LGB22... and,

using the adapters, burner controls

LFI7... and LFM1... .

Application-specific features - 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