The invention relates to a non-dispersive infrared gas analyzer (1) for identifying a test gas containing a number of gas constituents, comprising a radiation source (2), a modulating device (3), a measuring cell (4), which has a measuring chamber (4a) and a comparing chamber (4b), and comprising an optopneumatic detector unit (5) that has a first detector (5a), which, for measuring gas constituent A, is filled with gas constituent A, and has a second detector (5b), which is situated behind the first detector (5a) and which, for measuring gas constituent B, is filled with the isotope B* thereof.
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机译：本发明涉及一种非色散红外气体分析仪（ 1 ），用于鉴定包含多种气体成分的测试气体，包括辐射源（ 2 ），设备（ 3 ），测量单元（ 4 ），测量单元（ 4 a ）和比较室（ 4 b ），并包括一个气动模拟探测器单元（ 5 ），该单元具有一个第一探测器（ 5 a ），用于测量气体成分A，并填充有气体成分A，并具有第二个检测器（ 5 b ） ，它位于第一个检测器（ 5 a ）的后面，并且用于测量气体成分B的同位素B *被填充。
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