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  7. 【F12】Low Pressure Gas Flow Calibration System-PVTt

【F12】Low Pressure Gas Flow Calibration System-PVTt

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Calibrated Device

(1) PVTt Method : Sonic Nozzle, Laminar Flowmeter, Differential Pressure Flowmeter

(2) Master Method: Sonic Nozzle, Thermal Mass Flowmeter, Laminar Flowmeter, Differential Pressure Flowmeter, Variable Area Flowmeter, Positive Displacement Flowmeter 
Range 10 cm3/min ~ 300 L/min 
Uncertainty  

(1) 0.10%

(2) Volumetric Flow Rate: 0.12 % to 0.13 %
      Mas Flow Rate: 0.11 % to 0.13 %