EN
WIKA operating instructions pressure gauge, model 2 per ATEX 13
14375375.01 12/2019 EN/DE
Handling of materials
Avoid exposing the instrument to any substances or environmental
conditions that could negatively aect the instrument and the materials
used. Avoid handling substances that are liable to spontaneous combus-
tion. For a list of the materials used, see chapter 8 “Specications”. The
materials of the wetted parts are stated on the dial.
Cleaning
Clean the measuring instrument with a moist cloth. Ensure that due to
the cleaning no electrostatic charge will be generated.
Special hazards
WARNING!
For hazardous media such as oxygen, acetylene, ammable
or toxic gases or liquids, and refrigeration plants, compres-
sors, etc., in addition to all standard regulations, the appropri-
ate existing codes or regulations must also be followed.
With pressure gauges which do not correspond to a safety
version per EN 837 highly pressurised media might leak out
through the possibly bursting window in case of a component
failure.
For gaseous media and operating pressures > 25 bar a
pressure gauge with safety version S3 is recommended per
EN 837-2.
2. Safety
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