Table of Contents
Advertisement
Table 1.3 – Key specifications of the BDKS-02 combined detecting unit of
alpha, beta, gamma radiation (hereinafter referred to as ABG Probe)
Name
Measurement range of photon-
ionizing radiation DER
Indication range of pulse count
rate from photon-ionizing
radiation detector
Main relative permissible error
limit during measurement of
photon-ionizing radiation DER at
137
Cs calibration with 0.95
confidence probability
Energy range of detected photon-
ionizing radiation
Anisotropy in a solid angle of
60
0
relative to the basic
direction of measurement, marked
by "+" symbol, not more than:
137
- for
Cs and
241
- for
Am radionuclide
Additional relative permissible
error limit during measurement of
photon-ionizing radiation DER
caused by deviation of
environmental temperature from
о
С in the temperature variation
20
range from –30
Setup time of operating mode
while the ABG Probe is exposed
to photon-ionizing radiation with
DER equal to 5 µSv/h, not more
than
Setup time of operating mode
when measuring beta-particles
flux density and surface activity of
beta-emitting radionuclides, not
more than
60
Co radionuclides;
о
о
С to +55
С
Measurement
unit
μSv/h
cps
%
MeV
%
%
min
min
10
Standardized value
according to the
specification
– 2×10
-1
6
10
0 – 9999
15+2/
,
H 10
(
)
–
where
H 10
(
)
is a dimensionless
quantity, numerically
equal to DER value
measured in μSv/h
0.05 – 3.00
25
60
5
о
С of
per each 10
deviation from 20
1
1
о
С
Advertisement
Table of Contents
