QRA4... flame detector
QRA UV flame detector and combustion controller used together to detect gas and fuel flames
Product features
1. Intermittent operation
2. Can monitor gas flames and yellow/blue fuel flames
Specification parameters
1. The average lifespan of the ultraviolet chamber is~10000h, with a maximum temperature of+50 ℃. Higher ambient temperatures will greatly shorten the lifespan
2. Maximum allowable combustion chamber pressure of 150mbar/
3. Weighing approximately 180 grams
4. Protection category II
5. Protection level IP54
6. Working environment operation standard IEC 60721-3-3
Climate condition level 3K5
Mechanical condition level 3M5
Temperature range -20...+60 ° C
Humidity<95% r. F