3 Design and functional description
The charge indicator tells you the remaining capacity of the internal
battery 1.
Capacity between 75 – 100%
Capacity between 40 – 74%
The charge indicator tells you the remaining capacity of the external
battery 2 (optional).
Capacity between 75 – 100%
Capacity between 40 – 74%
When connected to the energy supply, the mains power indicator is green.
The internal batteries are charged automatically as needed. The battery
charge indicators tell you the current battery level.
The indicator is green when an oxygen cylinder with sufficient fill
pressure is connected.
Battery 1
charge indicator
Battery 2
charge indicator
Oxygen supply
indicator
O
2