6.18
Safety warning
This instrument has been constructed and tested in accordance with
DIN EN 61010-1, Safety requirements for electrical equipment for
measurement, and left our factory in a safe condition. To ensure that
this remains so and to ensure safe operation the user must observe
the instructions and warnings given in this operator’s manual.
The instrument belongs to Protection Class I
(it has a protective earth).
It meets the requirements of Overvoltage Class II
and Pollution Class 2.
Do not plug the power cord into any socket that is not properly
earthed. Do not use an extension cord that does not have an earth
wire.
Warning
Breaking the connection to earth inside or outside the instrument or
disconnection of the earth lead can make operation of the apparatus
dangerous. Deliberate interruption of the earth connection is not
allowed.
Do not open instrument covers or remove parts that cannot be
opened or removed by hand as doing so may expose live parts.
Connecting points may also be live.
Any adjustment, maintenance or repair work on an opened instru-
ment with the power on should be undertaken only by trained per-
sons who are conversant with the dangers involved.
If you have any reason to believe that the instrument can no longer
be operated safely, switch if off and ensure that it cannot be used
accidentally.