FIELD: measurement technology. SUBSTANCE: flowmeter has case, small turbine, front and rear fairings. Rear butt of hub os provided with two segment protrusions made from dielectric material symmetric relative to axis of small turbine. Rear fairing has cylindrical recession where segment protrusions enter. Two electrodes are mounted diametrically opposite in rear fairing opposite to segment protrusions. EFFECT: simplified design, increased measurement precision and prolonged service life. 2 dwg
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