Allen-Bradley MicroLogix 1761-NET-ENI, User Manual

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Publication 1761-UM006A-EN-P - February 2001
2-2 Installation and Wiring
Tests. For specific information required by EN 61131-2, see the
appropriate sections in this publication, as well as the Allen-Bradley
publication Industrial Automation Wiring and Grounding Guidelines
For Noise Immunity, publication 1770-4.1.
Open style devices must be provided with environmental and safety
protection by proper mounting in enclosures designed for specific
application conditions. See NEMA Standards publication 250 and IEC
publication 529, as applicable, for explanations of the degrees of
protection provided by different types of enclosure.
Safety Considerations
This equipment is suitable for use in Class I, Division 2, Groups A, B,
C, D, or non-hazardous locations only. The following WARNING
statement applies to use in hazardous locations.
Use only the following communication cables and replacement
connectors in Class I Division 2 Hazardous Locations.
WARNING
!
Explosion Hazard
•
Substitution of components may impair suitability
for Class I, Division 2.
•
Do not replace components or disconnect
equipment unless power has been switched off
and the area is known to be non-hazardous.
•
Do not connect or disconnect connectors or
operate switches while circuit is live unless the
area is known to be non-hazardous.
•
This product must be installed in an enclosure.
All cables connected to the product must remain
in the enclosure or be protected by conduit or
other means.
•
The ENI must be operated from an external
power source.
•
All wiring must comply with N.E.C. article
501-4(b).
Environment Classification Communication Cable and Connectors
Class I, Division 2 Hazardous
Environment 1761-CBL-PM02 Series C 2707-NC8 Series B
1761-CBL-HM02 Series C 2707-NC9 Series B
1761-CBL-AM00 Series C 2707-NC10 Series B
1761-CBL-AP00 Series C 2707-NC11 Series B