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AIR FLOW MEASUREMENT INTRODUCTION - RSES.org
www.rses.orgTo measure pressure of water columns greater than the range of a typical inclined manometer, a u-tube manometer is used. The u-tube manometer may also use a fluid with a certain specific gravity such as .826 which is stamped on the scale face. Some u-tube manometers use water and therefore measure one inch of length for each one inch of pressure.
How to measure pressure - TSI
www.tsi.comIt will be seen that connecting tubes to a manometer makes the measurement of pressure. INSTRUMENTS FOR MEASURING PRESSURE. [1]. U TUBE MANOMETER. Although probably the oldest method of measuring low pressures, the simple