Temperature Ratings; Notices - Honeywell EXPERION PKS Installation Manual

Chapter 8 - Appendix A
8.1.2

Temperature Ratings

ATTENTION
Due to the modular nature of a programmable control system, the product with the highest
temperature rating determines the overall temperature code rating of a programmable control
system in a Class I, Division 2 location.
The temperature code rating is marked on the product label as shown.
8.1.3

Notices

The following warnings apply to products having CSA certification for use in hazardous locations.
WARNING
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Substitution of components may impair suitability for Class I, Division 2.
Do not replace components unless power has been switched off or the area is known to be
non-hazardous.
Do not disconnect equipment unless power has been switched off or the area is known to
be non-hazardous.
Do not disconnect connectors unless power has been switched off or the area is known to
be non-hazardous. Secure any user-supplied connectors that mate to external circuits on
this equipment by using screws, sliding latches, threaded connectors, or other means such
that any connection can withstand a 15 Newton (3.4 lbf) separating force applied for a
minimum of one minute.
If the Product contains batteries, they must only be changed in an area known to be non-
hazardous.
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