Water meters may also be used at water sources or throughout the water system to calculate the flow rate of a part of the system. Water flow meters may also measure the flow rate of slurries or fluids in closed pipes.How to do flow meter calibration?
You can calibrate flow measurement devices by three methods :Wet calibration using actual fluid flowMeasurement check of physical dimensions and use of empirical gables relating flow rate to these dimensionsDry calibration using flow simulation by electronic or mechanical means.What are the types of flow meters?
What are the types of flow meter. Flow meters can be classified into differential pressure meters, variable area meter, positive displacement meters, magnetic, turbine, ultrasonic, vortex, and Coriolis. In differential pressure meters a restriction is used to create a pressure drop. So the flow rate can be determined by measuring the pressure ...How to test an air flow meter?
Set the multimeter to 20 volts.Disconnect the connector of the MAF sensor.Connect the black lead of the multimeter to the signal ground terminal of the MAF sensor and connect the red lead to the battery positive source or the positive wire ...Turn the ignition of the car on.If you get 5 to 12 volts, then it is working correctly.