Product FeaturesModern, ultra-flat designSmooth, easily-cleaned detector surfaceInnovative fastening mechanismHigh reliabilityMaintains LSN loop functions in the event of wire interruption or short-circuit thanks to two integrated isolatorsKey SpecificationsColor: WhiteCurrent consumption (mA): 3.25 mADetection principle: ChemicalDimensions (Ø x H) (cm): 11.30 x 5.50 cmLSN current consumption (mA): 3.26 mAMaterial: PlasticMounting type: Ceiling-mountedOperating relative humidity, non-condensing (%): 0 – 95 %Operating temperature (°C): -20 – 65 °COperating voltage (VDC): 15 – 33 VDCPermissible air speed (m/s): 20 m/sWeight (g): 170 g SKU: ES.BOS.FAP-O-520-P Color: White Amperage Rating: 3.25 mA Degree of IP: IP53 Operating Relative Humidity: 95% (non-condensing) Storage Temperature: -20 °C ... 65 °C Operating temperature: -20°C To +65°C Dimensions: 113x55mm Material: Plastic Brand: BOSCH Supplier Part Number: FAP-O-520-P