Water Flow Calibration Facility

The water flow calibration facilities cover the wide range between 2 L/h and 12 000 m3/h with uncertainties between 0.039 % and 0.081 %.








■Hi-Reff (High Reynolds number actual flow facility)

General Features

Flow Rate 750 ~ 12 000 m3/h
Uncertainty

0.081 % (k=2)
Calibration Method Master Meter Method
Temperature ~ 70 °C



■Medium and Large

General Features

Flow Rate 0.3 ~ 3 000 m3/h
Uncertainty

0.042 ~ 0.060 % (k=2)

Calibration Method Static and Gravimetric Method with Flying Start and Stop Method













■Small

General Features

Flow Rate 0.002 ~ 1.2 m3/h
Uncertainty

0.04 % (k=2)

Calibration Method Static and Gravimetric Method with Flying Start and Stop Method





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Oil Flow Calibration Facility

The oil flow calibration facilities for kerosene, light oil and spindle oil cover the range between 0.02 L/h and 300 m3/h with uncertainties between 0.020 % and 0.078 %.









■Large



General Features

Flow Rate 3 ~ 300 m3/h
Uncertainty

0.020 % (k=2) : for mass flow
0.030 % (k=2) : for volumetric flow
Working Liquid Kerosene, Light Oil
Calibration Method Static and Gravimetric Method with Flying Start and Stop Method
Temperature 15 ~ 35 °C, Fluctuations for 10 min. : 0.05 °C or less
Pressure 200 ~ 600 kPa
Test Line Pipe Diameter : 50 ~ 150 mm, Straight Pipe Length : 100 D or More
Equipment

Main Equipment Weighing Scale (10 t, 1 t)
Diverter (10 t, 1t)
Density Meters
Check meter

Servo PD Meters(SFL)





■Medium

General Features

Flow Rate 0.1 ~ 15m3/h
Uncertainty 0.020 % (k=2): for mass flow
0.030 % (k=2) : for volumetric flow
Working Liquid Kerosene, Light Oil, Spindle Oil (Exchange), Industrial gasoline
Calibration Method Static and Gravimetric Method with Flying Start and Stop Method
Temperature 10 ~ 35 °C，Fluctuations for 10min.: 0.05 °C or Less
Pressure 200 ~ 700 kPa
Test Line Pipe Diameter 4 mm ~ 40 mm，Straight Pipe Length 80 D or More

Equipment

Main Equipment Weighing Scale； 32 kg x 1
Rotary Double Wing Diverter
Density Meters
Check meter PD Meters



■Small

General Features

Flow Rate 20 mL/h ~ 100 L/h
Uncertainty 0.020 ~ 0.050 % (k=2) : for mass flow
0.064 ~ 0.078 % (k=2) : for volumetric flow
Working Liquid Kerosene, Light Oil, Industrial gasoline
Calibration Method Static and Gravimetric Method with Flying Start and Stop Method
Temperature 15 ~ 35 °C, Fluctuations for 1 hr.: 0.05 °C or Less
Pressure ~400 kPa
Test Line Pipe Diameter 1/4 inch ～ 1/2 inch

Equipment

　　　Main Equipment Gravimetric system with diverter 　　
　　- 2 separate systems for different working liquids　　　
　　- calibration flow range 1 L/h ~ 100 L/h
　　- 2 kg weighing scale (2 units)
　　- conical rotating double-wing diverterv

Gravimetric system with switching valves
　　- 1 system for inter-changeable working liquids
　　- calibration flow range 20 mL/h ~ 1 L/h
　　- 100 g weighing scale (1 unit)
　　- high-speed double switching valves



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