| abstract |
The utility model provides a portable ozone analyzer, which comprises a gas chamber, an extraction module and a detection unit; a first switching module, the first switching module is used to selectively communicate the inlet of the second switching module The gas to be tested and the calibration gas; the second switching module, which is used for selectively connecting the outlet of the first switching module with the ozone remover and the first pipeline; the ozone remover, which is used for removing the ozone Ozone in the gas to be measured; both the outlet of the ozone remover and the first pipeline are connected to the gas chamber. The utility model has the advantages of low detection limit, small maintenance, miniaturization and the like. |