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Safety instructions
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6
1.4
Return
• Do not return a measuring device if you are not absolutely certain that all traces of hazardous
substances have been removed, e.g. substances which have penetrated crevices or diffused
through plastic.
• Costs incurred for waste disposal and injury (burns, etc.) due to inadequate cleaning will be
charged to the owner-operator.
• Please note the measures on → ä 59
1.5
Notes on safety conventions and icons
The devices are designed and tested to meet state-of-the-art safety requirements, and have left the
factory in a condition in which they are safe to operate. The devices comply with the applicable
standards and regulations in accordance with EN 61010 -1 "Protection Measures for Electrical
Equipment for Measurement, Control, Regulation and Laboratory Procedures". The devices can,
however, be a source of danger if used incorrectly or for other than the designated use.
For this reason, always pay particular attention to the safety instructions indicated in these
Operating Instructions by the following icons:
Warning!
"Warning" indicates an action or procedure which, if not performed correctly, can result in personal
injury or a safety hazard. Comply strictly with the instructions and proceed with care.
Caution!
"Caution" indicates an action or procedure which, if not performed correctly, can result in incorrect
operation or destruction of the device. Comply strictly with the instructions.
Note!
"Note" indicates an action or procedure which, if not performed correctly, can have an indirect
effect on operation or trigger an unexpected response on the part of the device.
Proline Prosonic Flow 91
Endress+Hauser
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