QRB1.../QRB3... photoresistor flame detector
QRB Photoresistive flame detectors are used in conjunction with combustion controllers to detect fuel flames in the visible spectrum
Product features
1. Intermittent operation
2. Can be used for visible light monitoring and measurement in fuel burners
Specification parameters
Protection category II
Protection level IP40
Working environment operating standard DIN EN 60721-3-3
Climate condition level 3K5
Mechanical condition level 3M2
Temperature range -20...+60 ℃
Humidity<95% rF