Power supply
3. Power supply
Beforeoperatingtheinstrumentthersttime,read
the operating instructions and pay attention to the
safety instructions in Section 1.
To operate the instrument, the battery must be
chargedrst.
Connect the external power supply with the
instrument and the power outlet.
The charging process is indicated by the green
bars in the upper right corner of the instrument.
Itisonlyallowedtochargetheinstrumentwith
the power supply supplied by the instrument
manufacturer.
Please make sure to charge the batteries latest
after 5 months. The temperature range over which
the batterie can be charged is 0° C to 45° C (32° F
to 113° F).