Do not place any heavy object on the unit.
Avoid severe impact or rough handling that
leads to damaging the unit.
Do not discharge static electricity to the unit.
Do not block the cooling fan opening.
Do not perform measurements on circuits that
are directly connected to mains power.
Do not disassemble the GPP unless you are
qualified.
(Measurement categories) EN 61010-1:2010
specifies the measurement categories and their
requirements as follows. The GPP Series falls
under category I .
․Measurement category IV is for measurement
performed at the source of low-voltage
installation .
․Measurement category III is for measurement
performed in the building installation.
․Measurement category II is for measurement
performed on the circuits directly connected to
the low voltage installation.
․Measurement category I is for measurements
performed on circuits not directly connected to
Mains.
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