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ANSI/ISA 84.00.01-2004 Part 2
Functional Safety: Safety Instrumented Systems for the Process Industry Sector - Part 2: Guidelines for the Application of ANSI/ISA-84.00.01-2004 Part 1 (IEC 61511-1 Mod)
Functional Safety: Safety Instrumented Systems for the Process Industry Sector - Part 2: Guidelines for the Application of ANSI/ISA-84.00.01 Part 1 (IEC 61511-1 Mod) - Informative
The International Society of Automation [isa]