| Operating voltage | 9,2 V DC … 42,4 V DC 
 | 
        
            | Operating voltage (EN 54-17) | 14 V DC ... 42,4 V DC | 
        
            | Operating voltage self-test 
 | 34 V DC … 42,4 V DC 
 | 
        
            | Monitored area 
 | max. 30 m² / max. 110 m² 
 | 
        
            | Mounting height 
 | max. 7,5 m / max. 12 m 
 | 
        
            | Air velocity range 
 | Standard operation: --- 0 … 25,4 m/s - Self-test active: --- 0 … 1,5 m/s (as per VdS) may vary from country to country. 
 | 
        
            | Loudness of the fan 
 | 55 dB (A) @ 1 m 
 | 
        
            | Ambient temperature self-test 
 | 0 °C … +40 °C 
 | 
        
            | Temperature, storage :  .  · Specification:  · : 
 | -25 °C … +65 °C 
 | 
        
            | Ambient humidity 
 | ≤ 95% humidity (non-condensing) 
 | 
        
            | IP rating 
 | IP 21 with base, IP 42 with base + option 805570, IP 43 with base + option 805572.50/805573 
 | 
        
            | Housing | ABS | 
        
            | Colour 
 | white (similar RAL 9010) | 
        
            | Dimensions (with base) 
 | Ø 117 mm, H = 70 mm 
 | 
        
            | Quiescent current @ 19 V DC 
 | 50 µA 
 | 
        
            | Quiescent current @ FACPAccu 
 | 0,09 mA @ 27,5 V / 0,11 mA @ 42 V 
 | 
        
            | Ambient temperature | -20 °C … +50 °C | 
        
            | Weight: approx 
 | 86 g 
 | 
        
            | Specification | EN 54-5 A1R / EN 54-17 | 
        
            | Declaration of Performance | DoP-ST020241115 |