... high reliability and durability high accuracy Nitrate flow meter (LCD display)Characteristics:1. l Measurement flow of liquid, ... , generally 0.10.08% , fast to measure.7. l Small pressure loss, only about 1/2P of ... , generally 0.10.08% , fast to measure.7,Small pressure loss, only about 1/2P of Standard ... protocol,GPS.Our digital flow meter are all LCD display,it also can show accumulated flow and ...