Symbols Used - Endress+Hauser Prowirl 72 Einbauanleitung

EA01085D
• Risk of damaging electronic components! Ensure you have a working environment
protected from electrostatic discharge.
• After removing the electronics cover, there is a risk of electric shock as shock protection is
removed!
Switch off the measuring device before removing internal covers.
• Modifications to the measuring device are not permitted.
• Only open housing for a brief period. Avoid the penetration of foreign bodies, moisture or
contaminants.
• Replace defective seal/gaskets with genuine parts from Endress+Hauser only.
• If threads are damaged or defective, the measuring device must be repaired.
• Threads (e.g. of the cover for the electronics and connection compartments) must be
lubricated. Use an acid-free, non-hardening grease if an abrasion resistant dry lubricant is
non-existent.
• If spacing is reduced or the dielectric strength of the measuring device cannot be
guaranteed during repair work, perform a test on completion of the work (e.g. high-voltage
test in accordance with the manufacturer' s instructions).
• Service connector:
– Do not connect in potentially explosive atmospheres.
– Only connect to Endress+Hauser service devices.
• Observe the instructions for transporting and returning the device outlined in the Operating
Instructions.
If you have any questions, contact your
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Symbols used

5.1 Symbols for certain types of information
Symbol Meaning
Permitted
Procedures, processes or actions that are permitted.
Forbidden
Procedures, processes or actions that are forbidden.
Tip
Indicates additional information.
, , ... Series of steps
1. 2. 3.
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Endress+Hauser service organization.
Endress+Hauser