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3 – 412 02.2017
7 Explanations Volume 3
Second best solution With a full container, mounted detector and attached shielding and
with the radiation sources installed and closed source exit channel.
Fig. 7-2 Second best solution
Third best solution This procedure is recommended only for Cs-137 sources.
With an empty tank, mounted detector and attached shielding and
built-in radiation sources and closed source exit channel. In this
way, the detector usually receives a small amount of residual radi-
ation from the source
Fig. 7-3 Third best solution
Source with closed source exit
channel
Detector
Cs-137 source with closed source
exit channel
Detector