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KPM(T) Series Flat Panel Industrial Monitor
When in Hazardous Locations, turn off power before replacing or wiring modules.
Dans les situations hasardees, couper la courant avant de remplacer ou de cabler les
modules.
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The following Class and Division explanations are derived from Article 500
(Sections 5 and 6) of the United States National Fire Protection Agency National
Electric Code (NFPA 70, 1990). The definitions are not complete and are included
here only for a general description for those not familiar with generic Hazardous
Locations' requirements.
Persons responsible for the installation of this equipment in Hazardous Locations are
responsible for ensuring that all relevant codes and regulations related to location
rating, enclosure, and wiring are met.
Class I locations are those in which flammable gases or vapors are, or may be,
present in the air in quantities sufficient to produce explosive or ignitable mixtures.
Class II locations are those that are or may become hazardous because of the
presence of combustible dust.
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A Division 1 location is one in which flammable or ignitable gasses, vapors, or
combustible dusts and particles can exist due the following conditions:
Normal operating conditions;
• • • •
Because of repair, maintenance conditions, leakage, or mechanical failure or
• • • •
abnormal operation of machinery or equipment; or
Combustible dusts of an electrically conductive nature may be present in
• • • •
hazardous quantities.
Pro-face systems are not suitable for installation within Division 1
locations.
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Warning – Explosion Hazard
Avertissement – Risque d'Explosion
Note
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Chapter 2 – Installation
143448 (D)
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