Safety; Explanation Of Symbols; Intended Use - WIKA 821 Mode D'emploi

3. Safety

3. Safety

3.1 Explanation of symbols

EN

3.2 Intended use

Wherever the process pressure has to be indicated locally and, at the same time,
circuits need to be switched, the switchGAUGE finds its use.
These instruments are used to control process values, to monitor plants and to
switch circuits in industrial applications.
This instrument is not permitted to be used in hazardous areas!
Only use the instrument in applications that lie within its technical performance
limits (e.g. max. ambient temperature, material compatibility, ...).
→ For performance limits see chapter 9 "Specifications".
The instrument has been designed and built solely for the intended use described
here, and may only be used accordingly.
The manufacturer shall not be liable for claims of any type based on operation
contrary to the intended use.
6 Operating instructions pressure gauges with switch contact models 821, 851 or 830 E
WARNING!
... indicates a potentially dangerous situation that can result in seri-
ous injury or death, if not avoided.
WARNING!
... indicates a potentially dangerous situation that can result in burns,
caused by hot surfaces or liquids, if not avoided.
Information
... points out useful tips, recommendations and information for ef-
ficient and trouble-free operation.