Cul Hazardous Location Approval - Rockwell Automation Allen-Bradley ControlLogix 1756-MVI Installation Instructions Manual

20 ControlLogix Multi-Vendor Interface Module

CUL Hazardous Location Approval

CUL certifies products for general use as well as for use in hazardous locations. Actual CUL certification is
indicated by the product label as shown below, and not by statements in any user documentation.
Example of the CUL certification product label:
To comply with CUL certification for use in hazardous locations, the following information becomes a part of the
product literature for this CUL-certified industrial control product.
• This equipment is suitable for use in Class I, Division 2, Groups A, B, C, D, or non-hazardous locations only.
• The products having the appropriate CUL markings (that is, Class I, Division 2, Groups A, B, C, D) are
certified for use in other equipment where the suitability of combination (that is, application or use) is
determined by the CUL or the local inspection office having jurisdiction
IMPORTANT
Temperature code rating
The following warnings apply to products having CSA certification for use in hazardous locations:
!
CUL logo is a registered trademark of Underwriters Laboratories Inc.
Publication 1756-IN001A-US-P - May 2000
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.
:
WARNING: Explosion hazard–
• 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 lb.) separating force applied for a minimum of
one minute.
• Batteries must only be changed in an area known to be non-hazardous.
CL I, DIV 2
GP A,B,C,D
TEMP
Look for temperature
code rating here.
CL I, DIV 2
GP A,B,C,D
TEMP