ECOTEST DKG-21 M, Руководство по эксплуатации

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5.2.7.5.1 Prepare the dosimeter for DE measurement.
The initial DE readings should be “0.000 mSv”.
5.2.7.5.2 Fix the dosimeter on the phantom as stated
in 5.2.7.3 in the УПГД-3Б carriage so that the
mechanical center of the УПГД-3Б collimator coincides
with the mechanical center of the dosimeter’s detector.
5.2.7.5.3 Prepare the dosimeter for DE measurement
and place the УПГД-3Б carriage together with the
phantom and the dosimeter in the position, where DER
from
the source with
137
Cs radionuclide is