This Technical Report provides guidance in understanding andimplementing safety-related control functions (functional safety)as they relate to electrical, electronic, mechanical, pneumatic,hydraulic components and systems for machines covered by the B11series of safety standards.
NOTE 1: The terminology used in this document may not be usedconsistently throughout the industry, but this document doesrepresent concepts which are important when using and designingsafety-related control systems.
NOTE 2: Usage of [machine] in the following text means any ofthe specific machines/machine tools covered by the ANSI B11 â€—baseâ€˜series of safety standards.
NOTE 3: This document is not intended to address programmableelectronic systems/programmable electronic devices (PES/PED). SeeB11.TR4.