Type of Meters Tested

Mechanical Water Meter, Ultrasonic Water Meter, Heat Meter

Flow Measurement Range

(0.0005-8)m3/h

Testing Method

Mass Method

Number of meters Tested

10-6 pieces

Flow Measurement Extended Uncertainty

U≤0.2%, k=2

Device Temperature Measurement Control Range

5-50℃

Single Measurement Water Temperature Fluctuations

≤±2℃

Single Circulating Water Fluctuation Coefficient

≤±0.1%

Piston

Flow 0.0005-7m3/h, Piston Accuracy: 0.02mm,

Piston Uncertainty: ≤0.05%, Piston Effective Detection Volume 30L

Electronic Scale

150kg（7500e）

Clamping Device

Pneumatic