Pressure sensor
The present invention relates to a pressure sensor (1) to measure hot explosive media, including: a sensor housing (2), which is substantially a symmetry of rotation, to accommodate a measuring transducer (3), and be inserted into a measuring bore; a membrane member (4) disposed in the sensor housin...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The present invention relates to a pressure sensor (1) to measure hot explosive media, including: a sensor housing (2), which is substantially a symmetry of rotation, to accommodate a measuring transducer (3), and be inserted into a measuring bore; a membrane member (4) disposed in the sensor housing (2) on a pressure side; and a signal deriving line (5) electrically insulated from the sensor housing (2). According to the invention, the sensor housing (2) is divided in a high pressure area (H) and a low pressure region (N) in an axial direction wherein the high pressure area (H) receives the measuring transducer (3); has a pressure-tight barrier (10) adjacent to the low pressure region (N); and the signal deriving line (5) penetrates the barrier. When the diaphragm is damaged, it is possible to prevent the hot gas from being discharged from the measuring region. |
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