Bosch FAS-420-TM FAS-420-TM Aspiration smoke detector series LSN improved Aspiration smoke detector F.01U.078.495

High deceptive alarm immunity with intelligent signal processing Innovative airflow monitoring including single-hole monitoring detects obstruction and breakage Installation and commissioning made easy by plug-and-play function Simple implementation of the pipe system planning through patented suction-reducing film sheets Preservation of LSN loop functions in the event of wire interruption or short-circuit through two integrated isolators Auxiliary current (mA) 90 – 125 mA Dimensions (H x W x D) (mm) 222 x 140 x 70 mm Inrush current (mA) 120 mA LED color Red; Yellow; Green LED indication Multi-color LSN current consumption (mA) 6.25 mA Material Plastic Operating relative humidity, non-condensing (%) 0 – 95 % Operating temperature (°C) -20 – 60 °C Weight (g) 800 g