MEASURING MODULE FOR MEASURING ABSOLUTE PRESSURE Russian patent published in 2021 - IPC G09B23/06 G01K7/16 

FIELD: educational equipment.

SUBSTANCE: invention relates to the field of educational equipment and concerns the design of measuring modules with an absolute pressure sensor used in systems of teaching aids, including when conducting laboratory work with a measurement control system in secondary general and higher educational institutions, as well as when conducting research, it can be used in the study of physics, acoustics, mechanics, thermodynamics, electronics and other academic disciplines. It is a measuring module containing a detachable housing with fixing elements, a printed circuit board with a microcontroller located in it, a hole in the housing with a sensor located in it connected to the microcontroller, and another hole in the housing with a USB connector located in it connected to the microcontroller, in which the housing is provided with an additional hole, the sensor is made in the form of a probe with two electrodes on a wire soldered to the printed circuit board, while the printed circuit board is equipped with a filter and amplifiers located between the sensor and the by a microcontroller, and the measuring module is equipped with an analog (IDC) connector for connecting to an open architecture board, located in an additional hole in the housing.

EFFECT: increase in the versatility and multifunctionality of the measuring modules with the possibility of conducting various demonstrations and changing the conditions for conducting experiments and tests when visualizing the results obtained.

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