Sensor for detecting the quality of a fluid

作者: Markus Gloeckle , Andreas Fritsch

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摘要: The invention relates to a device for measuring the quality of an operating substance and/or auxiliary (12), in particular reduction means, stored tank (10), wherein reference container (20) is connected (12) via semi-permeable membrane (24) and filled with medium (22) which has known osmotic pressure relative utilized (12).