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Division 9.3.3.1 Sampling probes

United Kingdom

Original text. Later amendments are not shown.

PM probes with a single opening at the end shall be used. PM probes shall be oriented to face directly upstream.

The PM probe may be shielded with a hat that conforms with the requirements in Figure 6.8. In this case the pre-classifier described in point 9.3.3.3 shall not be used.

  1. Figure 6.8Scheme of a sampling probe with a hat-shaped pre-classifier