梅特勒天平ME4002 NewClassic ME 精密天平 Capacity 120 g - 4200 g Platform size ø 120 mm & 180x180 mm Readability 0.001 g - 0.01 g Repeatability 0.001 g - 0.01 g Linearity 0.002 g - 0.02 g Setting time (typical) 1.0 s - 1.5 s Sensitivity temperature drift 3.0 ppm/°C Weight 3.2 kg - 4.6 kg Application 配方称量、求和称量、动态称量、计数称量、密度称量、百分比称量、检重称量、统计称量、自由因子称量