Safety Control Systems for Machines
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ELECTRONIC COPY47.20 |
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This Technical Report provides guidance in understanding and implementing safety-related control functions (functional safety) as they relate to electrical, electronic, mechanical, pneumatic, hydraulic components and systems for machine tools covered by the B11 series of safety standards.
NOTE 1: The terminology used in this document may not be used consistently throughout the industry, but this document does represent concepts which are important when using and designing safety-related control systems.
NOTE 2: Usage of [machine] in the following text means any of the specific machine tools covered by the ANSI B11 =base' series of safety standards.
NOTE 3: This document is not intended to address programmable electronic systems / programmable electronic devices (PES / PED). See B11.TR4.