Rockwell Automation 1794-OE8H, Series B Flex I/O Output HART Module Installation Instructions - Manual (Page 6)

6 FLEX I/O 8 Output HART Analog Module
Publication 1794-IN109D-EN-P - January 2014
European Hazardous Location Approval
Removal and Insertion Under Power
European Zone 2 Certification (The following applies when the product bears the Ex
or EEx Marking.)
This equipment is intended for use in potentially explosive atmospheres as defined by
European Union Directive 94/9/EC and has been found to comply with the Essential Health
and Safety Requirements relating to the design and construction of Category 3 equipment
intended for use in potentially explosive atmospheres, given in Annex II to this Directive.
Compliance with the Essential Health and Safety Requirements has been assured by
compliance with EN 60079-15 and EN 60079-0.
ATTENTION
This equipment is not resistant to sunlight or other sources of UV radiation.
WARNING
• This equipment must be installed in an enclosure providing at least IP54
protection when applied in Zone 2 environments.
•
This equipment shall be used within its specified ratings defined by
Allen-Bradley.
•
Provision shall be made to prevent the rated voltage from being
exceeded by transient disturbances of more than 40% when applied in
Zone 2 environments.
• This equipment must be used only with ATEX certified backplanes.
• Secure any external connections that mate to this equipment by using
screws, sliding latches, threaded connectors, or other means provided
with this product.
•
Do not disconnect equipment unless power has been removed or the
area is known to be nonhazardous.
WARNING
When you insert or remove the module while backplane power is on, an
electrical arc can occur. This could cause an explosion in hazardous location
installations.
Be sure that power is removed or the area is nonhazardous before proceeding.