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Operation
Definition of measurement categories.
Measurement category II:
Measurement category II is applicable to test and measuring circuits con-
nected directly to utilization points (socket outlets and similar points) of
the low-voltage mains installation. Typical short-circuit current is < 10kA.
Measurement category III:
Measurement category III is applicable to test and measuring circuits con-
nected to the distribution part of the building's low-voltage mains installa-
tion. Typical short-circuit current is < 50kA.
Measurement category IV:
Measurement category IV is applicable to test and measuring circuits
connected at the source of the building's low-voltage mains installa-
tion. Typical short-circuit current is >>50kA.
Read the instruction before use. If the equipment is used in a manner not
specified by the manufacturer, the protection provided by the equipment
may be impaired.
All parts of the device and its accessories are not allowed to be changed
or replaced , other than authorized by the manufacturer or his agent.
For cleaning the unit, use a dry cloth.
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