... /air rotameter, variable area flow meter 1.Accuracy:1.5,2.5 2.Pressure:1.6,2.5,4.0,6.4MPa ... m3/h (0.1013MPa, 20°C)Measuring ratio: 10:1 (other special ratio equipment can be made by order)Accuracy ... 07-0.72.5-257.16.50.11-1.14.0-407.26.50.18-1.86.3-637.36.60.28-2 ... ,00013.09.5100200-2,0006,300-63,00011.010Main structure 1, Needle indicator2, Connection flange3, Measuring pipeline4, Collar5, Float stop6, ...