IEC 61511-2 provides guidance on the specification, design, installation, operation and
maintenance of Safety Instrumented Functions and related safety instrumented system as
defined in IEC 61511-1. This standard has been organized so that each clause and subclause
number herein addresses the same clause number in IEC 61511-1 (with the exception of the
annexes).
BS IEC 61511-2:2003 history
2003BS IEC 61511-2:2003 Functional safety - Safety instrumented systems for the process industry sector - Guidelines for the application of BS IEC 61511-1