Siemens flame burner controller.Siemens burner sequence controller LFL1.333 for use with gas, oil or dual-fuel burners of medium to high capacity, universally applicable for multistage or modulating burners with intermittent operation (at least one controlled shutdown every 24 hours) and with checked air damper control.

The safety boxes for gas burners are tested according to standard EN 298 and are CE marked, based on the guidelines for equipment intended for burners of liquid and gaseous fuels, respecting the standards for electromagnetic compatibility (EMC).