SIEMENS LME21.430C2BT burner control

SIEMENS LME21.430C2BT burner control

Burner controls for the supervision of 1- or 2-stage gas or gas / oil burners of small to medium capacity, intermittent operation with or without fan. The LME… and this Data Sheet are intended for use by OEMs which integrate the burner controls in their products. Use, features Use LME… burner controls are used for the startup and supervision of 1- or 2-stage gas or gas / oil burners in intermittent operation. The flame is supervised by an ionization probe or flame detector QRA… with ancillary unit AGQ3…A27 for gas / oil forced draft burners or blue-burning flames with blue-flame detectors QRC… In terms of housing dimensions, the LME… are identical with the LGB… and LMG… burner controls (refer to «Type summary»). -For gas burners with or without fan to EN 298: 2003 -For gas burners with fans conforming to EN 676 -For oil burners to EN 230: 2005 Features – Undervoltage detection – Air pressure supervision with functional check of the air pressure switch during startup and operation – Electrical remote reset facility – Multicolor indication of fault status and operational status messages – Limitation of the number of repetitions – Accurate control sequence thanks to digital signal handling – Controlled intermittent operation after 24 hours of continuous operation.