Siemens Blue-flame Detector

General

Blue-flame detectors for the supervision of blue- or yellow-burning oil or gas flames. Blue-flame detectors are used primarily in connection with burner controls for small-capacity burners in intermittent operation. The QRC1... and this Data Sheet are intended for use by OEMs which integrate the flame detectors in their products!

Uses

• QRC1... is suited for use with following burner controls and with photo-resistive detectors QRB1... - in terms of plug-in facility: -LOA2... (except LOA25...), LOA3...-LMOx4...-LGB3...-LAL1...-LME23…-LMV2…, LMV3....

Specifications

• Make:  Siemens
• Model: QRC1A2
• Mains voltage: AC 230 V –15 / +10 %
• Mains frequency: 50 / 60 Hz ±6 %
• Power consumption: 0.35 VA
• Tolerated flame signal interruptions: Approx. 300 ms
• Length of connecting cable: max. 1 m
• Length of auxiliary detector cable: Max. 20 m (only in case of separate cable runs, refer to «Max. detector cable length»)
• Detector cable: 3 x 0.5 mm²; 5.45 mm dia.
• Degree of protection: IP40
• Safety class II
• Vibrations to IEC: 68-2-6 Max. 1 g, 10...500 Hz