5.3. Sigma Notications FLIR Detection
𝜎 notiications are based on the increase of the radiation level over time. Other than the
alarms described above, they do not depend on the absolute level.
Figure 106. Dose rate display with 𝜎 notiication
𝜎 notiications are especially useful while you carry the instrument on your belt because the in-
strument calls for your attention by beeping and lashing upon the sudden increase of the radiation
level.
You can activate the announcements and control the sensitivity (see 6.34, p. 162, 6.35, p. 163).
102 identiFINDER
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