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s
Explanation of symbols used:
V
Read the operating instructions;
operation by qualified personnel only
Double insulation
V
Warning!
When operating electrical devices, certain parts of these devices are
necessarily under dangerous tension. Therefore, noncompliance with
the safety notices may cause severe bodily injury or property damage.
Only adequately qualified personnel may work with this device. Correct
and safe operation of this device requires appropriate transport,
specialized storage, installation and assembly, as well as careful
operation and maintenance. The devices are tested with AC 3.7 kV
with respect to their insulation resistance.
Page 4 of 32
Repeater 820nm / 1300nm
s
QUALIFIED PERSONNEL
Tampering with the device/system or noncompliance with the safety
notices given in this manual may cause severe bodily injury or property
damage. Therefore any interventions on the device/system may only be
performed by adequately qualified personnel.
Qualified personnel as per the safety notices given in these instructions
or on the product itself is:
• personnel involved in planning and configuration activities and
familiar with the safety concepts used in automation engineering;
• operating personnel trained for working with automation systems
and familiar with the content of this manual as far as it deals with
operational aspects;
• commissioning and service personnel having adequate training and
qualification to repair this type of automation equipment and/or
having authorization to commission, release, ground and tag
devices, systems and electrical circuits.
A 12/03
A 12/03
Repeater 820nm / 1300nm
Page 5 of 32
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