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Appendix B - Installation in Hazardous Locations Landis+Gyr
122 98-1135 Rev AB Installation Guide
6. Where multiples circuits extend from the GPR, they must be installed in separate cables or in
one cable having suitable installation. Refer to Article 504.30(B) of the National Electrical Code
(ANSI/NFPA 70) and Instrument Society of American Recommended Practice ISA RP12.6 for
installing intrinsically safe equipment.
7. Intrinsically safe circuit must be wired and separated in accordance with Article 504.20 of the
National Electrical Code (ANSI/NFPA 70) or other local codes, as applicable.
8. The GPR has not been evaluated for use by UL in combination with another associated
apparatus.