SIEMENS西门子火焰探测器QRI2B2.B180B
QRI2B2.B180B系列红外火焰探测器-电眼
品牌：SIEMENS（西门子）(原LANDIS&STAEFA)
产地：德国
Infraredflame detectors for use with Siemens burner controls, for thesupervision of gas, oil or other flames that emit infraredlight.
The QRI... are suited for burners of any capacity, either incontinuous or intermittent operation.
Keyfeatures of the QRI... flame detectors:
- Detector with infrared-sensitive flame detecting element
- Integrated flame signal amplifier
- Designed for frontal and lateral (90°) illumination
- Suited for use with burner controls type LMV5...
- Secured to the burner with flange and clamp
Thespectral sensitivity of the QRI... is a maximum of about 2 µmcovering infrared radiation emitted by gas, oil, and coal flames aswell as other sources of infrared light. Owing to electronicself-supervision of the flame signal, the QRI... can be used inconnection with suitable burner controls designed for burners incontinuous or intermittent
operation.
Thesensitivity of the QRI... is such that it must be fitted behind theburner's baffle plate.
TheQRI... has an impact-proof housing made of black plastic. The lensis fitted in a dust-tight position.
The QRI... can be secured to the burner within its adjusting range,using the clamp and the flange provided.
The 3-core connecting cable is ready connected to the QRI... andfeatures cable strain relief.
Depending on the type of burner construction, there are flamedetectors for frontal or lateral illumination available.
