Planar heating element with a PTC resistor structure
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Process for the preparation of a pH half cell and a pH half cell
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Thermal flow sensor
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Apparatus and method for determining the flow of a medium
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Thermal flow sensor for determining a gas or the composition of a gas mixture, and its flow velocity
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Sensor for determining a process variable of a medium
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Apparatus for the capacitive determination of the moisture content and method for operating the apparatus
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Method for checking and / or adjusting a thin-film pH sensor and self-monitoring and / or adjusting thin-film pH sensor
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Method for determining intrinsic property e.g. concentration of ion in liquid medium, involves heating or cooling the portion of medium to predetermined temperature, using heating/cooling element
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radiation source
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Device for determining and monitoring temperature of medium or object, has control unit that controls heating element so that temperature gradient between heating element and sensor element is minimized
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Method for determining mass flow rate of e.g. gas in main pipe, involves determining value of thermal characteristics of medium, so that flow rate value is determined based on amplitudes under consideration of thermal characteristics value
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Device for determining and monitoring e.g. volume flow rate of biological fluid, calculates correction value based on flow rate values determined using measured temperatures, and power required to maintain temperature of heating element
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Sensor e.g. temperature sensor, for determining e.g. temperature, of liquid/gaseous medium, has film attached on substrate, where material releasing oxygen to film, when oxygen concentration in environment falls below normal value
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Thermal flow sensor for determining flow rate of flowing fluid medium, has regulation-evaluation unit producing output signal based on digital voltage signal derived from analog voltage value, where output signal indicates medium flow rate
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Thermal flowmeter
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Method for producing a protective layer for resistance sensors and resistance sensor
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Sensor element for determining at least one physical measured variable
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Device for determining and / or monitoring the temperature
