... . Installing and maintaining conveniently7. Measured the tiny flowrate easilyTechnology:Model: DK800 seriesSize: DN2,DN4,DN6Measuring range: water (20 °C) 0.002 ... .040.1~1.3 0.5~2.7Agate ball DK800-2F 4DK800-4 DK800-4F 0.25~2.5 0.5~5 ... 1.6~16 4~40 6~60Agate ballorOCr18Ni12Mo2Ti 6DK800-6 DK800-6F 0.5~5 1.2~12 2.5~25 ...