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jinyuming
| Availability: | |
|---|---|
Water Flow Calibration Device, Urel ≤ 0.05% (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 | DN15: 10 units | DN20: 8 units | DN25: 6 units | DN40, DN50, DN65: 5 units | DN80, DN100: 3 units | ||
Water Pump | H=20 m; Q=2 m³/h; P=0.5 kW, 1 unit | H=30 m; Q=40 m³/h; P=7.5 kW, 1 unit | H=30 m; Q=180 m³/h; P=22 kW, 1 unit | ||
Water Tank | 15000 L | ||
Reverser | DN25 & DN100 Cross-Type Pneumatic Open Reversers, Low Noise & High Sensitivity, Stroke Difference < 10 ms, Uncertainty ≤ 0.002% | ||
Meter Clamping Mechanism | Dual-Cylinder External-Push Tandem Meter Clamping Device; Single Pneumatic Clamping Device for 10 Front & 5 Rear Positions | ||
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 | 5 Mobile Phones (50 MP Pixels, 8G/128G Storage) | ||
Standard Device | Standard Meter Method | ||
Flow Range | （0.010-130）m³/h | ||
Calibration Methods | Start-Stop Method | Flow-Time Method | Quantity |
Electromagnetic Flowmeter | DN2：3-90L/H | 1 | |
DN10：20-500L/H | 1 | ||
DN25：500-8000L/H | 1 | ||
DN50：8000-40000L/H | 1 | ||
DN100 10-200m³/H | 1 | ||
This plan is for reference only; customized solutions can be provided according to customer requirements. | |||
