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Flame Detectors

Ultraviolet Flame Detector C7961E,F

Dynamic Self-Check Ultraviolet Flame Detector

The C7961E,F are dynamic self-checking flame detectors for sensing the ultraviolet radiation generated by the combustion of gas, oil, or other fuels. FEATURES • Oscillating shutter interrupts ultraviolet radiation reaching the UV sensor at a 3 Hz rate to provide the UV sensor tube checking function. The 7800 Series Control conducts an additional shutter test every 5 seconds. • Detectors can be mounted horizontally, vertically or at any other angle. • Quartz viewing window is field replaceable. • Threaded conduit fitting and color-coded leadwires allow rapid electrical installation. • 3/4 in. and 1 in. NPT mounting models available. • Models available with Molex Woodhead 1R5006A20A120 (Formerly Brad Harrison® 41310) connector. • A swivel mount is available to facilitate flame sighting. • -40°F (-40°C) rated ultraviolet sensing tube. • Incorporates UV sensor tube checking feature; used with R7851C Dynamic Self-check Amplifiers. • High pressure 50 psi (345 kPa) quartz viewing window, magnifying lens and antivibration mount are available as accessories. • Housing meets NEMA 4 enclosure standards (C7961E). • Protective heat block built into mounting flange. • C7961E, F are immune to x-ray