ECOTEST MKS-05 TERRA Operating Manual page 56

Table 3.3 – Primary verification of main specifications
Name
Main relative error at measurement of
photon-ionizing radiation dose equivalent
rate, with 0.95 confidence probability, %
Main relative error at measurement of
photon-ionizing radiation dose equivalent,
with 0.95 confidence probability, %
Main relative error at measurement of beta
particles flux density, with 0.95 confidence
probability, %
Tested specification
Standardized values according to the


H 10 (
15+2/
value of the measured DER in µSv/h
φ
20+200/
β
the measured surface beta-particles flux density
55
specifications


)
, where is a numeric
H 10 ( )
±15
φ
, where is a numeric value of
β
2
in part./(cm ·min)
Actual value