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ANSI/ISA 12.02.02-2014
Recommendations for the Preparation, Content, and Organization of Intrinsic Safety Control Drawings
This document provides guidance in the preparation of control drawings for intrinsically safe apparatus, associated apparatus, and intrinsically safe systems. This document is intended to be used in conjunction with ANSI/UL 913, Standard for Safety, Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, and III, Division 1, Hazardous (Classified) Locations, and ANSI/ISA-60079-11, Explosive Atmospheres û Part 11: Equipment protection by intrinsic safety ôiö.
The International Society of Automation [isa]