Product Information Optical Smoke Detector NOM/NOM K 100 LSN
6.5.2. Detector not sensitive enough
The detector is automatically switched off if the measured value is approx. 20%
below the 0% threshold. Reliable detection of smoke particles is not possible as the
detector is no longer sensitive enough.
Fault
Exchange
Slight
contamination
Quiescent state value
Fault
Current
80%
60%
30%
0%
Seite 18 von 30
PI − 34.62c
Time
BDL−F .01U.002.709
A5.en / 29.12.2004
ST−FIR/ PRM1 / deh