Safety Precautions
Explanation of Symbols:
!
Caution, risk of danger:
Read the accompanying text carefully.
The instrument is double-insulated.
Protective conductor terminal
Earth ground terminal
Safety tips, electrical protection class
!
This instrument was built and tested in accordance with the safety regulations
for measuring and control instrumentation for protection class I (protective earth
connection) according to IEC 1010/ EN61010-1 or VDE 0411. The instrument was
delivered in safe condition. To maintain this condition and to ensure safe operation,
the operator must follow the instructions and warnings given in this documentation
Protective earth
!
The connecting cable of the unit complies with the regulations in accordance with
VDE 0411 or EN61010. The mains plug must contain a protective earth conductor,
which must not be interrupted inside or outside this instrument (e.g. by using an
extension cable without protective earth). Before commissioning, acceptance of the
installation by a technically competent expert is required.
Measurement category
!
This instrument is designed for measurement
category I, with a maximum of 8.5 V. To ensure safe operation do not use this
instrument for measurements within the measurement categories II, III or IV.
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