Explanation of symbols
4
283926 / YA6S60300060
2022‐03‐04·BA00·III·en·01
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Audible signalling device
Series YA6S/2
2
Explanation of symbols
2.1
Symbols used in these operating instructions
2.2
Warning notes
Warning notes must be observed under all circumstances, in order to minimise the risk
resulting from design engineering and operation. The warning notes have the following
structure:
• Signalling word: DANGER, WARNING, CAUTION, NOTICE
• Type and source of danger/damage
• Consequences of danger
• Taking countermeasures to avoid the danger or damage
Symbol
Meaning
Tips and recommendations on the use of the device
General danger
Danger due to explosive atmosphere
DANGER
Danger to persons
Non-compliance with the instruction results in severe or fatal injuries to
persons.
WARNING
Danger to persons
Non-compliance with the instruction can result in severe or fatal injuries to
persons.
CAUTION
Danger to persons
Non-compliance with the instruction can result in light injuries to persons.
NOTICE
Avoiding material damage
Non-compliance with these instructions can result in material damage to the device
and/or its surroundings.
