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North american hazardous location approval – Rockwell Automation 1768-M04SE CompactLogix SERCOS interface Module Installation Instructions User Manual

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Publication

1768-IN005A-EN-P - December 2005

North American Hazardous Location Approval

The following information applies when operating this
equipment in hazardous locations:

Products marked “CL I, DIV 2, GP A, B, C, D” are suitable for use in
Class I Division 2 Groups A, B, C, D, Hazardous Locations and
nonhazardous locations only. Each product is supplied with markings
on the rating nameplate indicating the hazardous location
temperature code. When combining products within a system, the
most adverse temperature code (lowest “T” number) may be used to
help determine the overall temperature code of the system.
Combinations of equipment in your system are subject to
investigation by the local Authority Having Jurisdiction at the time of
installation.

EXPLOSION HAZARD

WARNING

• Do not disconnect equipment unless power has been

removed or the area is known to be nonhazardous.

• Do not disconnect connections to this equipment

unless power has been removed or the area is
known to be nonhazardous. Secure any external
connections that mate to this equipment by using
screws, sliding latches, threaded connectors, or other
means provided with this product.

• Substitution of components may impair suitability for

Class I, Division 2.

• If this product contains batteries, they must only be

changed in an area known to be nonhazardous.