Safety Rerferences
Avoid any heating up of the
instrument by direct sunlight to
ensure perfect functioning and
long instrument life.
The opening of the instrument
for fuse replacement, for exam-
ple, may only be carried out by
professionals. Prior to opening,
the instrument has to be swit-
ched off and disconnected from
any current circuit.
The instrument may only be
used under those conditions
and for those purposes for
which it was conceived. For this
reason, in particular the safety
references, the technical data
including enviromen-tal conditi-
ons and the usage in dry envi-
ronments must be followed.
42
When modifying or changing the
instrument, the operational safety is
no longer ensured.