● QRA... UV flame detectors are used in conjunction with combustion
controllers to detect gas-fired oil flames
● Standards & Certifications:
● Intermittent operation
● It can monitor gas flame and yellow/blue fuel flame flame
● The average life of the UV chamber is ~10000h, and the maximum temperature is +50°C, and the higher ambient temperature will greatly shorten the life
● Allowable combustion chamber pressure: 150mbar max
● Weight: Approx. 180g
● Protection Category II.
● IP54 degree of protection
● Working Environment: Operating standard IEC 60721-3-3
Climatic conditions Grade 3K5
Mechanical condition Class 3M5
Temperature range -20...+60°C
Humidity <95%r.F.