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03/14/2007
Appendix A of PIP-EXPTIBS - ETIB Board
Page 1 of 1
Expansion Transmitter Interface Board
Special Instructions for Class I, Division 2 Hazardous Locations
1.
The Bristol Expansion Transmitter Interface Board (ETIB) is listed by Underwriters
Laboratories (UL) as nonincendive and is suitable for use in Class I, Division 2, Groups
A, B, C and D hazardous locations or non-hazardous locations only. Read this document
carefully before installing a nonincendive Bristol ETIB Board. In the event of a conflict
between the ETIB Board User Manual (PIP-EXPTIBS) and this document, always
follow the instructions in this document.
2.
Wiring must be performed in accordance with Class I, Division 2 wiring methods as
defined in Article 501-4 (b) of the National Electrical Code, NFPA 70 for installations
within the United States, or as specified in Section 18-152 of the Canadian Electrical
Code for installation in Canada.
3.
WARNING: EXPLOSION HAZARD - Substitution of components may impair
suitability for use in Class I, Division 2 environments.
4.
WARNING: EXPLOSION HAZARD - When situated in a hazardous location,
turnoff power before servicing/replacing the unit and before installing or
removing I/O wiring.
5.
WARNING: EXPLOSION HAZARD - Do Not disconnect equipment unless the
power has been switched off or the area is known to be nonhazardous.