Emerson Rosemount OCX8800A Manual page 306

Oxygen and combustibles transmitter
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Safety data
December 2022
WARNING
Adequate earth connections should be made to all earthing points, internal
and external, where provided.
After installation or troubleshooting, all safety covers and safety grounds must
be replaced. The integrity of all earth terminals must be maintained at all
times.
Main supply cords should comply with the requirements of IEC227 or IEC245.
All wiring shall be suitable for use in an ambient temperature of greater than
167 °F (75 °C).
All cable glands used should be of such internal dimensions as to provide
adequate cable anchorage.
To ensure safe operation of this equipment, connection to the mains supply
should only be made through a circuit breaker, which will disconnect all circuits
carrying conductors during a fault situation. The circuit breaker may also
include a mechanically operated isolating switch. If it does not, then another
means of disconnecting the equipment from the supply must be provided and
clearly marked as such. Circuit breakers or switches must comply with a
recognized standard, such as IEC947. All wiring must conform with any local
standards.
Where equipment or covers are marked with the symbol below, hazardous
voltages are likely to be present beneath. These covers should only be
removed when power is removed from the equipment - and then only by
trained service personnel.
Where equipment or covers are marked with the symbol below, there is a
danger of hot surfaces beneath. These covers should only be removed by
trained service personnel when power is removed from the equipment. Certain
surfaces may remain hot to the touch.
Where equipment or covers are marked with the symbol below, refer to the
reference manual for instructions.
All graphical symbols used in this product are from one or more of the
following standards: EN61010, IEC417, and ISO3864.
Where equipment or labels are marked "Do Not Open While Energized" or
similar, there is a danger of ignition in areas where an explosive atmosphere is
present. This equipment should only be opened when the power is removed
and adequate time as specified on the label or in the Reference Manual has
306
Manual
00809-0500-4880
Emerson.com/Rosemount

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