ECOTEST STORA-ABG RKS-01 Operating Manual page 12

Table 1.1 (continued)
Main relative permissible error limit when
measuring surface alpha-particles flux
density in the range from 5 part./(cm
min) at
2
999 999 part./(cm
with a confidence probability of 0.95
Main relative permissible error limit when
measuring surface activity of alpha-emitting
radionuclides in the range from 0.2 Bq/cm
2
to 9999 Bq/cm at
confidence probability of 0.95 from a
standard П9 source type
Detector type
1
min) to
2
239
Pu calibration
239
Pu calibration with a
2
where F is a dimensionless value that
is numerically equal to the value of
%
surface alpha-particles flux density
measured in part./(cm
where A is a dimensionless value that
2
% is numerically equal to the value of
surface activity of alpha-emitting
radionuclides measured in Bq/cm
Alpha-, beta-, gamma-sensitive
-
Geiger-Muller counter with a mica
10
3
20+150/F,
min)
2
20+10/А,
window
2