17
- Corresponds to the first short cycle of observation;
- Corresponds to the second short cycle of observation;
- Corresponds to the third short cycle of observation.
The second and third short cycles of observation average over
automatically.
* The short cycle of observation is equal to 10 sec. and intended
for prompt deriving of preliminary results. The most reliable result is
displayed after the first 40 seconds cycle of observation and
designated by the icon «
».
Switching on the device.
To switch on the article it is necessary to press the big button,
then the screen “ÐÄ1503” will be displayed.
Use of the device
The order of survey.
After switching on the article the examination
of the radioactive environment starts. During time
of observations each registered quantum of
radiation is accompanied by a display
presentation of the icon «
» » and short
audible signal, if the sound is switched on and
the threshold is switched off. The frequency of
occurrence of the icon on the display is
proportional to dose rate.
10 seconds after switching on the article, the
first result of short cycle and icon are displayed:
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