DN15-DN25 flow calibrating device water meter test bench
This testing bench has the advantages of combining static mass method with standard meter method, sharing water source, test pipeline and control system, simple structure, convenient operation, high detection efficiency, economical and practical, and moderate accuracy, to improve the detection reliability of standard meter in normal operation.
Part1 Technical Details
DN(mm) | 15-25 |
Main Pipe (mm) | 25 |
Water Meter Diameter(mm) | 15/20/25 |
Measuring | Static Mass Method |
Flow Range (m3/h) | 0.05~7 |
Electronic Balance (kg) (1/10000) | 150 ( Toledo) |
Standard Meter(mm) (Class C) | 15\15\15\20\25(VA10S rotor flow meter ) |
Platinum Resistance Thermometer | Pt100 |
Current Stabilizer (m3) | 0.1 |
Water Pump | 2.2kw Hm55m |
Working Pressure(MPa) | 0.2-0.5 |
Device Uncertainty (%)K=2 | 0.03 |
Working Temperature (℃) | -95℃ ~ normal temperature |
Working Medium | clean water ( purified water for heat meter calibration) |
Device Accuracy | 0.2 |
Tested Meters | 6 pieces of meters (one line) DN15---24 pieces | |