Uses the velocity of the flowing medium to rotate a paddle wheel when the flow is in an axial direction (Figure M 21). The turbine rotation speed in such cases is used to measure the passing flow rate. It is recorded by a proximity sensor, which counts the pulses for each blade.
![3a47a075db9ed8b1a525134f7ff49d505e6c7fbf 0001_messturbine.gif](/fileadmin/smc/files/3a47a075db9ed8b1a525134f7ff49d505e6c7fbf.gif)
Figure M 21: Measuring turbine