... -impurity&sticky&corrosion high reliability and durability high accuracy Nitrate flow meter (LCD display)Characteristics:1. l Measurement ... s.4. l No movable part, safe and reliable.5. l Wide measure range, bigger than 1:30.6 ... 8m/s.4,No movable part, safe and reliable.5,Wide measure range, bigger than 1:30.6, ... :gas ±0.5% ±1.0% ±1.5% ,steam ± 0.5% ±1.0% ±1.5% ,liquid ±0.2% ±0.5 % ±1.5% Measuring range: ...