Differential pressure switch 50-500Pa for air (0.5-5 mBar), IP54

Pressure range: 50–500 Pa 
Switching differential: 20 Pa Max
operating pressure: 10 kPa 
Protection: IP54
Temperature range: operating -20°C to +85°C, storage -40°C to +85°C 
Diaphragm: silicone material, heat-resistant up to +200°C
Included: duct fixing kit (DFK 200)​