User Manual

16 17
• Skilled and trained electricians
Due to their educational and professional skills, know-how and experience,
and due to their knowledge of the relevant regulations in the field of elec-
trical engineering, these persons are capable of executing electrical work
and recognizing potential hazards independently.
2.5 Special hazards
This section indicates certain residual risks, which may arise as a result of the
risk assessment.
The safety information and warnings given here and in the following chapters
of these instructions have to be observed in order to reduce any health ha-
zards and avoid hazardous situations.
Electric current
Danger!
Lethal hazard of electric shock!
Any contact with hazardous live components pre-
sents a direct lethal hazard.
Damages of the insulation or individual compo-
nents present a potential lethal hazard.
• In the event of any damage to the insulation, imme-
diately disconnect the voltage supply and initiate the
appropriate repair work.
• Any work on the electrical plant has to be carried out
by skilled and trained electricians only.
• Before commencing your work on the electrical system,
disconnect it from the main supply and check that it
no longer carries any live voltages.
Safety
• Prior to conducting any maintenance, cleaning or repair
work, disconnect the mains supply and secure it against
inadvertent switching on.
• Do not short-circuit or make fuses inoperable.
2.6 Safety devices
Warning! Lethal hazard by non-functional safety
devices! Safety devices are provided to ensure a
maximum of operational safety.
The multifunctional counter itself does not include any installed safety de-
vices.
These safety devices have to be attached externally.
Protect the electrical supply of the multifunctional counter by means of exter-
nal fuses (see Chapter 10, Technical Data).
Whether or not additional safety devices (e.g. emergency-off buttons) have to
be provided depends on the general design and construction of the machine or
plant.
The machine/plant manufacturer shall be responsible for providing such addi-
tional safety devices in according with his own risk assessment.
Safety