SIEMENS

Siemens QRA4M.U For use with burner controls from Siemens for the supervision of gas or oil flames.The QRA4M.U and this Data Sheet are intended for use by OEMs which integrate the flame detectors in...

Siemens QRA50M Burner UV Flame Detector Flame Sensor For automatic devices and flame detectors in continuous operation Datasheet

Siemens QRA51M SELF CHECKING UV CELL

Siemens QRA53.E17 UV flame detector, continuous operation, normal sensitivity, 125mm, AC110V Datasheet

Siemens QRA53.E27 UV flame detector, continuous operation, normal sensitivity, 125mm, AC230V replaces QRA53.C27 Datasheet

Siemens QRA53.G17 UV flame detector, continuous operation, high sensitivity, 125mm, AC110V QRA53.G17 replaces  the QRA53.D17 Datasheet

Siemens QRA53.G27 UV flame detector, continuous operation, high sensitivity, 125mm, AC230V Datasheet

Siemens QRA55.E17 UV flame detector, continuous operation, normal sensitivity, 69mm, AC110V Datasheet

Siemens QRA55.E27 UV flame detector, continuous operation, normal sensitivity, 69mm, AC230V Replaces QRA55.C27 Datasheet

Siemens QRA55.G17 UV flame detector, continuous operation, high sensitivity, 69mm, AC110V Datasheet

Siemens QRA55.G27 UV flame detector, continuous operation, high sensitivity, 69mm, AC230V Replaces QRA55.D27 Datasheet

Siemens QRA73.A17 UV flame detector, normal sensitivity, detector tube length 125mm, AC120V Datasheet