VA30S glass rotor flowmeter is connected with the inner screw thread, VA30G glass rotor flowmeter for sanitary clamp connection, The body and the upper and lower connecting part is 304SS stainless steel, Widely applied to the measurement of liquid and gas flow rate. Metal float accuracy is ± 1.5%, The accuracy of ± 2.5% PTFE float. VA30 series glass rotor flowmeter measuring range ratio is 10:1. The material of the sealing ring with fluorine rubber or three yuan of ethylene propylene rubber.