2-12 Product Specifications 
 
 
 
<13>  Moveable hook  Manage probe cable 
<14>  Storage box  Used to place report or other stuff. 
<15>  Power supply panel 
Used to offer output/input port, equipotential terminal 
for power supply. 
<16>  Indicator 
Battery indicator: 
  It illuminates in orange when batteries are 
charging; 
  It illuminates in green when batteries are in 
the charge. 
  It illuminates in green when batteries are 
charged fairly; 
  It illuminates in orange when batteries run 
out. 
AC power indicator: 
  The indicator is green at AC supply. 
The indicator is off when batteries (AC does not supply 
the power) supplied.
 
2.1.3.1  Power Supply Panel 
 
1 
Equipotential 
terminal 
Used for equipotential connection, balancing the protective earth 
potentials between the device and other electrical equipment. 
2  Power inlet  AC power inlet   
3 
Power supply 
outlet 
Supply power for optional peripheral devices (e.g. DVR) 
The symbol    represents the equipotential terminal that is used for balancing the protective 
earth potentials between the system and other electrical equipment.