CATIII Overvoltage category 3 for measurements of the buil-
ding installation.
Earth potential
A triangle containing a lightning symbol indicates risks
which can lead to injury. These instructions must be fol-
lowed strictly!
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The hand symbol indicates useful tips which can help
you when using the product.
For safety and licensing reasons (CE), unauthorised
conversion and/or modification of the device is not per-
mitted.
Consult suitably qualified staff, if you have doubts about
how the equipment operates or about how to connect it
safely.
Measuring devices and accessories are not toys and
have no place in the hands of children.
In commercial institutions, the accident prevention
regulations of the Employer’s Liability Insurance Asso-
ciation for Electrical Systems and Operating Materials
are to be observed.
In schools, training centres, computer and self-help works-
hops, handling of measuring devices must be supervised
by trained personnel in a responsible manner.
Always make sure before measuring voltage that the
measuring device is not in a currnet measuring area.
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