Endress+Hauser RN221N Instructions page 17

Safety symbols
The unit could become dangerous if it is incorrectly installed or used. There-
fore please take note of all the safety hints and pictograms shown in these
installation and operating instructions. The meaning of the pictograms is as
follows:
!
Hint! - means activities or sequences that, if not done correctly
could have an indirect influence on the unit's operation or could
release an unforeseen unit reaction.
#
Warning! - means activities or sequences that, if not done correctly
could lead to serious personal injury, to a safety risk or total
damage to the unit.
Returns and disposal
When returning the unit for repair, please add a description of both the fault
and the application. Due to its construction, the unit cannot be repaired.
When disposing of the unit please take note of the local disposal regulations.
17