Rockwell Automation 1771-OFE Analog Output Module Installation Instructions User Manual
Page 19
Analog Output Module
19
Publication 1771-IN044C-EN-P - October 2002
European Zone 2 Certification
This equipment is intended for use in potentially explosive atmospheres as defined by European
Union Directive 94/9/EC.
The LCIE (Laboratoire Central des Industries Electriques) certifies that this equipment 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. The examination and test results are recorded in confidential
report No. 28 682 010.
Compliance with the Essential Health and Safety Requirements has been assured by
compliance with EN 50021 (1999).
IMPORTANT
Observe the following additional Zone 2 certification requirements:
•
This equipment is not resistant to sunlight or other sources of UV
radiation.
•
The secondary of a current transformer shall not be open-circuited when
applied in Class I, Zone 2 environments.
•
Equipment of lesser Enclosure Type Rating must be installed in an
enclosure providing at least IP54 protection when applied in Class I, 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 Class I, Zone
2 environments.