12 Maintenance
12.6 Battery
Page 100
CT8000P-2
Art. no.: 2.511407 Rev.: a
12.6 Battery
• No maintenance is required for the lithium-ion batteries.
• Based on its use, the battery needs to be replaced every 4 years when operation
time has fallen under 6 hours.
• Storage and operation conditions outside the temperature range of 15-25 °C will
reduce the service life of the battery!
• Make sure that the battery remains charged during storage. If the device is not
used for more than 3 to 4 months, the battery needs to be protected from deep dis-
charge by recharging it; the ideal capacity is 50-80%. If a fully charged battery is
stored for a long period of time, this may reduce its service life.
12.6.1 Charging the battery
A totally discharged battery requires approximately 3.5 hours to be 100% charged
(when the unit is switched off). It is possible to use the unit when the battery is being
charged; however, the charging time may be longer.
No harm will be done to the battery by leaving the unit connected to the mains supply.
1. Connect the device to the mains supply.
2. Mains via external power supply unit .
3. The blinking battery LED indicates that the battery is being charged.
4. Charge the battery for at least 3.5 hours.
12.6.2 Battery disposal
The battery must be disposed of in municipally approved areas or sent back to seca.
Explosion hazard! The battery must not be burned or disposed of in domestic
waste.
Danger of acid burns! Do not open the battery.
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