Crowcon Tetra MO7237, Руководство пользователя, Страница: 16 / 36

Batteries Tetra
III. Batteries
3.1 Rechargeable batteries
Recharge time for the Li-ion batteries is less then 6 hours (less, if they are not
fully discharged). Rechargeable batteries will typically last 12+ hours, fully
loaded with 3 or 4 sensors and a pump.
Charging the batteries
1. Ensure you are in a safe area.
2. Plug the charger power supply into a mains socket.
3. The charging socket is located on the bottom of the unit: there is
a small cover which can be opened to reveal the socket, (see figure
below). Pull back the cover and insert the lead into the socket.
Switch on the power.
The unit would normally be left switched off for charging and will
display a battery icon on the display sweeping from empty to full.
When charging is complete a full battery icon flashes on the screen. If
the unit is switched on during charge the normal display battery icon
sweeps from empty to full. On disconnecting the charger power supply
this display icon will update in 20 seconds to show actual charge state.
The unit is fully charged when the charging battery icon is flashing (see
Battery full
Low battery
Battery needs
recharging
25
i
WARNING
Tetra warning message Battery fully charged
The charging time will be longer if the unit is switched on during charging.