DN50-D300 Fully Automatic Water Meter Test Bench (Flat Layout Type -Volumetric Method+Standard Meter Method）

Water Meter Test Bench, Urel ≤ 0.2% (k=2)

Flow Stability

1.0% for Start-Stop Method; 0.2% for Other Methods

Calibration Medium

Pure Tap Water

Operating Humidity

Humidity: ≤ 93% RH

Operating Water Temperature

20℃ ± 10℃

Water Temperature Fluctuation in Single Measurement

Water Temperature Fluctuation in Single Measurement

Water Fluctuation Coefficient in Single Cycle

≤ ±0.1%

Water Source Operating Pressure

0.0-0.5 MPa (Adjustable)

Air Source Operating Pressure

0.4-0.7 MPa

Device Operating Temperature

4˜50℃

Number of Meters Under Test

DN50/65/80/100: 5 units | DN125/150/200: 2 units | DN250: 1 unit | DN300: 1 unit

Water Pump

(CM10-10) H: 40 m; Q=10 m³/h; P=2.2 kW, 1 unit | (TD50-40G2/4) H: 40 m; Q=100 m³/h; P=18 kW, 1 unit | (TD300-40/4) H: 36 m; Q=1200 m³/h; P=110 kW, 2 units

Water Tank

150 m³

Reverser

DN15, DN25, DN50, DN100 & DN400 Cross-Type Pneumatic Open Reversers, Low Noise & High Sensitivity, Stroke Difference < 10 ms, Uncertainty ≤ 0.002%

Meter Clamping Mechanism

Stainless Steel Pneumatic Meter Clamping Device

Water Meter Tightness Test

Pressure Range: (0˜2.0) MPa

Nominal Diameter

Φ50 mm, Telescopic Stroke ≥ 80 mm

Timer

(10-100) kHz (Adjustable); Accuracy Better Than 10⁻⁶

Calibration Signal

Pulse, f = (0˜10) kHz

Vacuum System

Differential-Pressure Vacuum Generator, Vacuum Priming, Maintains Water Meters in Full-Water State

Supported Test Modes

Fully Automatic, Semi-Automatic, Touchscreen Manual

Data Acquisition Devices

7 Sets of Pulse Collectors, 7 Sets of Serial Ports (RS232/RS485), 7 Sets of Camera-Based Water Meter Collectors

Standard Device

Volumetric Method+Standard Meter Method

Flow Range

（0.010-2100）m³/h

Calibration Methods

Start-Stop Method

Reversal Method

Flow-Time Method

Quantity

Electromagnetic Flowmeter
Standard Meter Standard
(0.2-0.3 Grade)

DN6 50-500L/H

1

DN15 320-3200L/H

1

DN40 2260-22600L/H

1

DN100 10-200m³/H

1

DN300 127-1100m³/h

2

Volumetric Measuring Vessel
Volumetric Method Standard

15L

1

60L

1

600L

1

3m³

1

30m³

1

This plan is for reference only; customized solutions can be provided according to customer requirements.