Power Supply
AC (Mains) Operation
•Only use the supplied AC (mains) unit NR
•Adjust the local mains voltage on the AC (mains) unit.
220... 240V110... 127V
•Connect the mains unit to the DC IN 9 V socket(30)
(30). This automatically disconnects the inserted batteries.
-No responsibility can be accepted for damage due to operation with the voltage selector set to the wrong position.
•Remove the batteries if the unit is to be operated perma- nently on the mains!
Battery Operation
With four 1.5 V batteries, type IEC LR 6 or AA.
We recommend the use of
•Disconnect the plug of the AC (mains) unit from the DC IN 9 V socket (30).
•Open the cover of the battery compartment (10)
(on back of unit).
•Insert the batteries with correct polarity
(see scheme on bottom of battery compartment).
•For this, observe the order of the batteries and the posi- tion of the
Battery Check
When the batteries get weak, a battery symbol () will appear in the display (4).
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