Emerson X-STREAM Series Instruction Manual page 16

Non-incendive (ex na nc) configuration for zone 2 and division 2 installations gas analyzer
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X-STREAM Non-Incendive
Installation, and connecting mains and signal cables are subject to qualifi ed
personnel only, taking into account all applicable standards and legislative
requirements!
Failure to follow may cause warranty invalidation, property damage and/or
personal injury or death! Connecting mains and signal cables to internal
srew terminals requires working at open housing near life parts!
Installation of this instrument is subject to qualifi ed personnel only, familiar
with the resulting potential risks!
The gas analyzers do not provide a mains power switch and are operable
when connected to power.
The gas analyzers do not provide a mains switch! A mains switch or circuit
breaker (to comply with IEC 60947-1 /-3) has to be provided in the building
installation. This switch has to be installed near by analyzer, must be easily
operator accessible and has to be assigned as disconnector for the analyzer.
The analyzers provide a protective earth terminal. To prevent electrical shock
hazards the instruments must be connected to a protective earth. Therefore
the instruments must be connected to power by using a three wire power
cable with earth conductor!
Any interruption of the earth connector inside or outside the instrument
or disconnecting the earth terminal may cause potential electrical shock
hazard!
Failure to follow may cause explosion, property damage and personal injury
or death!
S-10
Safety Instructions
ELECTRICAL SHOCK HAZARD
EXPLOSION HAZARD
Instruction Manual
Emerson Process Management GmbH & Co. OHG
HASXENE-IM-EX
12/2014

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