Rockwell Automation 1794-IRT8XT FLEX I/O Thermocouple/RTD /Millivolt Input Module User Manual - Manual (Page 77)

65 Publication 1794-6.5.12 - September 2011
Appendix
D
Safety Approvals
European Hazardous
Location Approval The 1794-IRT8, 1794-IRT8K, and 1794-IRT8XT modules are European
Hazardous Location approved.
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.
WARNING
Observe the following additional Zone 2 certification requirements.
• This equipment is not resistant to sunlight or other sources of UV
radiation.
• 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.
• 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.