86 EN MEDUCORE Standard
2
WM 68401 04/2021
4 Preparation
4.4 Using the battery
4.4.1 General instructions
• Always operate the device with a battery.
• Note the methods of storing the battery and the charging
intervals for extended storage (see “15.2 Storing the battery”,
page 355).
• The intended lifetime of the battery is 2 years.
Recommendation: Replace the battery after 2 years. If battery
operating time has substantially dropped before then, replace
the battery earlier.
• If you receive a replacement battery, you need to charge it fully
before the first use.
4.4.2 Charging the battery in the device
Requirement • The portable unit is suspended in a wall mounting with a
charging interface.
Alternatively:
The device is connected to line power with the charging
adapter and power supply unit and charger.
Alternatively:
The device is connected to a 12 V on-board power supply with
the charging adapter and the adapter cable for 12 V on-board
power supply/circular connector.
1. Insert battery into the battery compartment.
When doing so, please note:
• Charging starts automatically if the following conditions
are met:
Specification Description
External voltage 12 V to 15.1 V
Battery status < 95 % charged
Battery temperature Between 0 °C and 45 °C
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