ECOTEST MKS-UM, Operating Manual, Page: 7 / 119

5
Table 1.1 (continued)
Name
Measure-
ment unit
Standardize
d value
according to
the
specification
Accuracy of DE accumulation time
measurement for 24 hrs
Min

1
Operating supply voltage of the dosimeter from Li-
Ion battery
V 3.7
Additional relative permissible error limit during
measurement caused by supply voltage deviation
from the reference value in the voltage range from
3.4 V to 4.2 V, for all measured physical quantities,
not more than
% 5
Additional relative permissible error limit during
measurement caused by deviation of
environmental temperature from 20
о
С in the
temperature variation range from –30
о С to
+55
о С
%
5
per each
10
о
С
deviation
from 20
о С
Operating mode setup time while the control
unit is exposed to photon-ionizing radiation with
DER equal to 5 µSv/h, not more than
min 5
Time of continuous operation of the dosimeter
powered from a fully charged, Li-Ion battery of
4000 mAh capacity under normal
climatic
conditions:
- at gamma background up to 0.5 µSv/h when
ABG/BG probes are disconnected and the display
backlight and GPS-receiver are switched off, not
less than
- at gamma background up to 0.5 µSv/h when
ABG/BG probes are disconnected, the display
backlight and GPS-receiver are switched on, not
less than
- when ABG or BG probe is connected in the
mode of any radiation type measurement, the
display backlight and GPS-receiver are switched
off, not less than
- when ABG or BG probe is connected in the
mode of any radiation type measurement, the
display backlight and GPS-receiver are switched
on, not less than
hrs
1200
70
300
50