... equipment quick delivery tern Air flow meter (Good quality,low price)Specifications:A,SBL digital flow meter,intelligent flow ... ,Wide measure range, bigger than 1:30.6,Good repeatability, generally 0.10.08% , fast to ... Nominal Diameter:6-4000mmNominal pressure:-0.1+70MPaTemperature:-196°(low temperature type)-40°~ +70°(normal temperature),-40°~ ... measurement media Air flow meter (Good quality,low price)