The purpose of this Technical Report is to provide guidance for the selection, design, construction, integration, and validation of PESs for the safety related functions of a machine production system. The terminology used in this document may not be used consistently throughout the industry, but this document does represent the concepts which are important when using and designing safety-related control systems. 

Return Policy

ASSP does not accept returns on standards, either digital or hardcopy versions. Please read the sales page of the specific standard of interest and review the scope and table of contents to ensure applicability to your needs. If your concerns are related to the quality of a standard, please contact ASSP Standards Development staff.