... delivery tern 4.Best after-service digital gas meter (LCD display)Specifications:A,SBL digital flow meter,intelligent flow meter,gas ... impurity, anti-acid, corrosion resistant, portabilitySBL target flowmeter with digital display is a completely new force induction target flowmeter developed ... repeatability, generally 0.10.08% , fast to measure.7,Small pressure loss, only about 1/2P of Standard Hole ...