Important Safety Information
North America Warnings
A This Equipment is Suitable For Use in Class I, Division 2, Groups A, B, C, D or Non-Hazardous Locations Only.
B Warning – Explosion Hazard – Substitution of Any Components May Impair Suitability for Class I, Division 2.
C Warning – Explosion Hazard – Do Not Disconnect Equipment Unless Power Has Been Switched Off Or The
Area is Known To Be Non-Hazardous.
D The subject devices are powered by a Switch Model Power Supply (SMPS) that has regulated output voltage of
5 VDC.
ATEX/IECEx Warnings and Conditions of Safe Usage:
Power, Input, and Output (I/O) wiring must be in accordance with the authority having jurisdiction.
A Warning - Explosion Hazard - When in hazardous locations, turn off power before replacing or wiring modules.
B Warning - Explosion Hazard - Do not disconnect equipment unless power has been switched off or the area is
known to be non-hazardous.
C These products are intended to be mounted in an ATEX/IECEx Certified, tool-secured, IP54 enclosure. The
devices shall provide external means to prevent the rated voltage being exceeded by transient disturbances of
more than 40%. This device must be used only with ATEX certified backplanes.
D Before operating the reset switch, be sure the area is known to be non-hazardous.
If the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment
may be impaired.
Agency Approvals and Certifications
UL/cUL; Class 1, Div. 2 Groups A, B, C, D
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