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New Edition of TIA-4950 Published

HA0476. Traffic Officers - New Uniform. August 2009.

A new edition of TIA-4950 has been published by the Telecommunications Industry Association (TIA). TIA-4950 applies to “requirements for battery-powered, portable land mobile radio applications in Class I, II, and III, Division 1, Hazardous (Classified) Locations.” The new edition is available on the IHS website.

Description*

- Partner Content -

Magnetic Field Conversions

This download provides a table of magnetic field conversion factors of microvolts-per meter, gauss, picotesla, microampere-per-meter, weber per-square meter, and gamma with values of either 0 db or 1 as a starting point.

“The purpose of this standard is to provide requirements for the construction and testing of electrical apparatus, or parts of such apparatus, having circuits that are not capable of causing ignition in Division 1 hazardous locations as defined in Article 500.5 of the National Electrical Code, ANSI/NFPA 70 – 1987.

This standard is not to be considered an instruction manual for untrained persons. It is intended to promote uniformity of practice among those skilled in the field of intrinsic safety.”

*Description from IHS website

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