Version No. 1.0
Page 37 of 51 User Manual STS Safe Series all Equipment 2023 V1.1
10.2 Operational Controls
The Safe-MiniSource is designed to be simple to use and as such has a power on/off (press
and hold to turn off) button and a LED. The LED shows Green to show the source is
switched on and working and that the battery level is ok. The LED will turn Red when the
battery life is low and will extinguish once the batteries are exhausted.
To change the activity level use the remote control keyfob to select the desired setting. On
the reverse of the fob is a label which shows the activity setting that relates to the 1-8
numbers.
The button on the key fob should pressed for 1second to register the change of
each setting the source LED will flash to show that the setting has been changed.
When the unit is turned off the activity level is set back to the lowest level of
1 .
10.3 Maintenance
The Safe-MiniSource does not contain any user serviceable parts and as such no repair or
adjustment should be attempted as this will both invalidate the warranty and lead to
potential damage of the circuit.
The batteries are accessed through the panel on the rear of the
instrument by removing the 4 screws ion the corners. The Safe-
MiniSource uses 2 alkaline AAA cells, professional or long life cells are
recommended for best performance. Batteries should be removed when
not in use for prolonged periods and partially discharged cells should
never be mixed with new cells.
Factory Default Settings
Levels:
1 = 2.5uSv/hr
2 = 5uSv/hr
3 = 25uSv/hr