Siemens QRA53 Flame Detector

Siemens QRA55 Flame Detector

The flame detectors are used for the supervision of gas flames, yellow- or blue-burning oil flames and for ignition spark proving

The detector’s UV cell is located behind a swiveling shutter at the front end of the detector tube which is flanged to the housing. A quartz-glass window protects the tube and the shutter against dirt. The detector’s housing accommodates a stepper motor to drive the shutter and the electronics to control the shutter. Using the AGG16.C adapter, this flame detectors can be mounted either directly on the burner, on a viewing tube or on a combustion chamber viewing hole.

Sensitivity Rating = Normal

Operating mode = Continues

Detector Tube Length = 69mm

Main Voltage = 220V to 240V