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9
Special Notes for the Explosion Proof version
®
of RCS
®
The RCS
Plus Ex microbial air sampler intended
for use in explosion hazard areas, differs in its
outward appearance from the non-explosion
proofed version in its black casing. Further identi-
fication can be found on the type plate of the
instrument.
®
The RCS
Plus Ex is designed as an intrinsically
safe instrument according ignition protection
class „ib" corresponding EN 60079-11:2007.
It is approved for:
• Hazardous explosive gases, vapors or mists
(not dust or in underground parts of mines)
(Equipment Group IIB, EN 60079-0:2009).
• In areas were hazardous explosive gases or
vapors may occur (Equipment Catergory 2,
EN 60079-0:2009.
• Corresponding the Temperature Class T3 com-
prising substances with an ignition tempera-
tures of more the 200 °C.
Permissible Areas
®
The RCS
Plus Ex is permitted in areas with follow-
ing substances are used: Acetone, ethane, ethyl
alcohol, ethyl chloride, ethylene, 1,2 ethylene
chloride, ethylene oxide, ammonia, petroleum
ethers, benzene (pure), n-butane, n-butyl alcohol,
dyclohexanone, Diesel fuels, acetic acid, acetic
anhydride, heating oils, n-hexane, carbon mon-
oxide, methane, methanol, methyl chloride, phenol,
propane, n-n propyl alcohol, hydrogen sulfide,
town gas, toluene.
Limitation of use
The instrument is not approved for use in areas
with: Ethyl ether, Acetaldehyde, Carbon
disulphide (Ignition temperature < 200 °C),
Hydrogen, acetylene (Explosion group IIC)
For further information refer to VDE 0165.
38
Plus Ex
Technical restrictions
Due to safety reasons the RCS
bial air sampler has no beeper inside.
Repairs
Repairs have to done only from the manu-
facturer or in an approved repair shop. In the
case of unauthorized repairs or exchange fo
parts the approval for use in hazardous areas
will expire.
Labeling
II2G Ex ib IIB T3
PTB 04 ATEX 2025
®
Plus Ex micro-
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