Symbols Used - Endress+Hauser Promag Installation Instructions Manual

• When using measuring devices in safety-related applications in accordance with IEC 61508
or IEC 61511: following installation, re-commission the device in accordance with the
Operating Instructions. Document the installation.
• Before removing the device: set the process to a safe state and purge the pipe of dangerous
process substances.
• Hot surfaces! Risk of injury! Before commencing work: allow the system and measuring
device to cool down to a touchable temperature.
• In the case of devices in custody transfer, the custody transfer status no longer applies once
the seal has been removed.
• The Operating Instructions for the device must be followed.
• Risk of damaging the electronic components! Ensure you have a working environment
protected from electrostatic discharge.
• After removal of the electronics compartment cover: risk of electrical shock due to missing
touch protection!
Turn instrument off 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 seals only with original seals from Endress+Hauser.
• If threads are damaged or defective, the measuring device must be repaired.
• Threads (e.g. of the electronics compartment cover and connection compartment cover)
must be lubricated if an abrasion-proof dry lubricant is not available. Use acid-free, non-
hardening lubricant.
• If, during installation, spacing is reduced or the dielectric strength of the measuring device
cannot be guaranteed, perform a test on completion of the work (e.g. high-voltage test in
accordance with the manufacturer' s instructions).
• Service plug:
– Do not connect in 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, please contact your
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Symbols used

4.1 Symbols for certain types of information
Symbol Meaning
Permitted
Procedures, processes or actions that are permitted.
Forbidden
Procedures, processes or actions that are forbidden.
Endress+Hauser
Endress+Hauser service
EA01238D
organization.
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