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A.4.4
English
Safety instructions in this manual
These symbols are used throughout this manual sub-
ject to the following conditions.
DANGER
This symbol is used to warn of the presence of danger-
ous electrical current. Insufficient or lacking com-
pliance with these instructions can result in personal
injury.
DANGER
This symbol is used wherever an insufficient or lacking
compliance with instructions can result in personal in-
jury.
CAUTION
This symbol is used wherever an insufficient or lacking
compliance with instructions can result in damage to
equipment or files.
This symbol is used to inform the user of special fea-
tures.
DANGER
0.1
Danger to persons and equipment!
New programs must be tested before a system is put
into operation!
1070 072 409-101 (97.10) D
CAUTION
0.2
Danger to the module!
Do not insert or remove module when the control is
switched on! This can destroy the module. Switch off or
remove control power supply module, external power
supply and signal voltage before inserting or removing
the module!
CAUTION
0.3
Danger for the module!
When handling the module, follow all precautions for
e.s.d. protection! Avoid electrostatic discharges!
Safety instructions on the control components
The following warnings and notices may be indicated
on the control components themselves and have the
following meaning:
Danger: High voltage!
Danger: Battery acid!
Electrostatically-sensitive components!
Disconnect at mains before opening!
Pin for connecting PE conductor only!
This connection for functional earthing or
low-noise earth only!
For screened conductor only!
Anhang
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