QRA Series
SIEMENS QRA2 UV Photocell
The QRA2 model is a standard-sensitivity UV flame detector designed for reliable flame monitoring in small and medium-sized burner systems. Its compact design allows direct installation, and it operates in intermittent mode with compatibility across Siemens burner controls. It provides stable performance while minimizing false detections, making it suitable for boilers, industrial burners, and drying systems.
The QRA2 is commonly used in small and medium-sized boiler systems, industrial burners, hot air generators, and drying systems. It is particularly suitable for intermittent operation and is widely applied in commercial and light industrial environments.
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