Hach AS950 Basic Installation And Maintenance page 8

4.1.2 Precautionary labels
Read all labels and tags attached to the instrument. Personal injury or damage to the instrument
could occur if not observed. A symbol on the instrument is referenced in the manual with a
precautionary statement.
This is the safety alert symbol. Obey all safety messages that follow this symbol to avoid potential
injury. If on the instrument, refer to the instruction manual for operation or safety information.
This symbol indicates that a risk of electrical shock and/or electrocution exists.
This symbol indicates that a risk of fire is present.
This symbol indicates that the marked item can be hot and should not be touched without care.
This symbol indicates that the item is to be protected from fluid entry.
This symbol indicates that the marked item should not be touched.
This symbol indicates a potential pinch hazard.
This symbol indicates that the object is heavy.
This symbol indicates that the marked item requires a protective earth connection. If the instrument is
not supplied with a ground plug on a cord, make the protective earth connection to the protective
conductor terminal.
Electrical equipment marked with this symbol may not be disposed of in European domestic or public
disposal systems. Return old or end-of-life equipment to the manufacturer for disposal at no charge to
the user.
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