Safety Precautions; Connecting Electronic Peripheral Devices; Levelling The Balance Using The Level Indicator - KERN 770-12 Operating Instructions Manual

1.2.3 Safety Precautions

The AC adapter rated to class 2 can be plugged into any
wall outlet without requiring any additional safety
precautions. The pole of the output voltage is connected to
the balance housing, which can be grounded for operation.
The data interface is also electrically connected to the
balance housing (ground).

1.2.4 Connecting Electronic Peripheral Devices

Make absolutely sure to unplug the balance from AC power
before you connect or disconnect a peripheral device
(printer of PC) to or from the interface port.

1.2.5 Levelling the Balance Using the Level Indicator

At the place of installation, level the balance using the
levelling feet so that the air bubble is centred within the
circle of the level indicator.
770/GS/GJ-BA-defsi-0023 79