voltage of +12V; in this case, the ground of the external supply
must be connected to pin 3 (ground). The second connection
goes again to pin 1. Again, the maximum current must be less
than 50 mA.
6.11.8 Power Supply
Depending on the type of battery, the following parameters can
be set:
When Battery has been set, the following display appears:
Figure 6.31: Display when working with batteries
When Accu has been set, the following display appears:
Figure 6.32: Display when working with rechargeable batteries
Battery Type: Battery or Accu
Here you can specify whether the LB 134 should work in the
battery or rechargeable battery mode. If Accu is set, the pa-
rameters Charge Mode and Charge Time are displayed as
well.
Note:
The rechargeable batteries in the device can be charged auto-
matically with the setting Accu when
the device is placed in the wall bracket connected to the
power supply (the device turns on automatically), or
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