FIELD: measurement technology, electrochemical sensors determining concentration of dissolved gas, predominantly oxygen. SUBSTANCE: electrochemical sensor of dissolved gas includes cylindrical hollow body, chamber for electrolyte housing anode and cathode, gas-permeable membrane and pressure compensator coming in the form of elastic member. Sensor is fitted with cylindrical tubular double-step member embracing outer surface of end of cylindrical hollow body with bigger diameter. Pressure compensator has shape of cylindrical enclosure anchored on outer surface of step of smaller diameter of cylindrical tubular member. Gas-permeable membrane is bonded to free face of cylindrical enclosure and internal space of enclosure is used as chamber for electrolyte. EFFECT: simplified design of sensor, enhanced operational convenience and functional reliability. 2 cl, 1 dwg
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Authors
Dates
2003-05-20—Published
2002-01-23—Filed