Preload kg 74 150 Overload capacity kg 300 600 Linearity g 20 40 Repeatability g 10 20 Net weight kg 43 43 Dust and water protection according to DIN (German industrial standard) IP65 IP65 Operating temperature range °C –10°C … +40°C Stainless steel models (non verifiable) Modell QC60FES-I QC150FES-I QC150IGS-I