◎ The temperature of the medium does not exceed +60℃;
◎ The ambient temperature does not exceed+40℃;
◎ The PH value of the medium is between 6.5 and 8.5, the volume ratio of solid impurities in the medium is≤ 0.1%,and the particle size is ≤0.2mm.
◎ The maximum working pressure is 15 bar;
◎ The highest altitude is 1000m;