| 摘要 |
The invention relates to improving a system element for releasably sealed connecting of a measurement recorder to a fluid system, having a measurement chamber (6) that can be connected to the fluid system allowing flow through the same, wherein the measurement chamber (6) is formed in a housing (1) and a part of the wall of the measurement chamber (6) is formed by a membrane (2) that is substantially more flexible than the remainder of the wall of the measurement chamber (6), wherein the part of the wall adjacent to the membrane forms an outer wall (9) having an edge (10) whereon the membrane (2) bears, and the membrane (2) comprises a circumferential bead (11) located on the side of the membrane (2) facing the measurement chamber (6), wherein according to the invention, the bead (11) engages in a recess (12) formed in the housing (1) about the outer wall (9); and running around the measurement chamber (6), and protruding pins (13) are disposed in the region of the recess (12) about the outer wall (9), and wherein holes (14) are provided in the bead (11) of the membrane (2), so that the pins (13) engage in the holes (13) in the bead (11) of the membrane (2).
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