ECOTEST DoseG Operating Manual page 87

If the DER value is less than 1 μSv/h, then
"LO" characters are displayed on the dosime-
ter LCD instead of the DER value. If the DER
value is greater than 12 Sv/h, the LCD shows
"nnnn" characters.
The decimal point of the DER value is
blinking if the estimated limits of the expected
relative statistical deviations of a DER
value at confidence probability of 0.95 (here-
inafter – estimated limits of statistical devia-
tions) are more than 15 % for DER of up to
85