HYGROMETER Russian patent published in 2003 - IPC

FIELD: equipment measuring humidity of gas. SUBSTANCE: hygrometer includes measurement chamber with condensation surface and temperature-sensitive element, casing with radiator and protective glass, inlet pipe-line with valve, casing with protective glass and photodetector, output pipe-line with manometer, valve and rotameter, sealing gaskets and cooler. Precision in measurement of dew point is achieved due to bending of measurement chamber coming in the form of pipe-line which internal surface is condensation surface. EFFECT: simplified design and increased measurement precision. 4 dwg