Home PRODUCTS Water Flow Calibration Device Series DN50-200 Water Flow Calibration Device Series DN50-D200 Fully Automatic Water Flow Calibration Device (Flat Layout Type - Mass Method+Standard Meter Method)

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DN50-D300 Fully Automatic Water Flow Calibration Device (Flat Layout Type -Mass Method+Standard Meter Method）
DN50-D300 Fully Automatic Water Flow Calibration Device (Flat Layout Type -Standard Meter Method）
DN50-D300 Fully Automatic Water Flow Calibration Device (Flat Layout Type - Volumetric Method）
DN50-D300 Fully Automatic Water Flow Calibration Device (Flat Layout Type - Mass Method）
DN50-D200 Fully Automatic Water Flow Calibration Device (Rotary type-Mass Method+Standard Meter Method)
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DN50-D200 Fully Automatic Water Flow Calibration Device (Flat Layout Type - Mass Method+Standard Meter Method)

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Product Description

	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	DN50: 3 units \| DN65, DN80: 2 units \| DN100, DN150, DN200: 1 unit
Water Pump	H=30 m; Q=1 m³/h; P=0.5 kW, 1 unit \| H=30 m; Q=40 m³/h; P=7.5 kW, 1 unit \| H=35 m; Q=200 m³/h; P=30 kW, 1 unit \| H=30 m; Q=600 m³/h; P=75 kW, 1 unit
Water Tank	45 m³
Reverser	DN25, DN50, DN100 & DN200 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	3 Mobile Phones (40 Million Pixels, 8G/128G Storage)
Standard Device	Mass Method+Standard Meter Method
Flow Range	（0.010-630）m³/h
Calibration Methods	Start-Stop Method	Reversal Method	Flow-Time Method	Quantity
Electromagnetic Flowmeter Standard Meter Standard (0.2-0.3 Grade)	DN10:20-500L/H			1
	DN40:2260-22600L/H			1
	DN100 10-200m³/H			1
	DN200 56.55-630m³/H			1
Electronic Scale Mass Method Standard	①Max=60kg，6000e			1
	②Max=600kg，6000e			1
	③Max=12000kg，6000e			1
This plan is for reference only; customized solutions can be provided according to customer requirements.

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