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1.1 This part of the IEC 61508 series a) is intended to be utilized only after a thorough understanding of IEC 61508-1 and IEC 61508-2; b) applies to any software forming part of a safety-related system or used to develop a...

This part of IEC 61511 gives requirements for the specification, design, installation, operation and maintenance of a safety instrumented system (SIS), so that it can be confidently entrusted to achieve or maintain a safe...

1.1 This Standard specifies a set of technical requirements and test methods for glazed and unglazed liquid heating solar collectors and covers operating performance and marking requirements. 1.2 This Standard applies to...

1.1 This Standard specifies a set of technical requirements, test methods, and repeatable test conditions for air heating solar collectors. It also covers operating, performance, and marking requirements. 1.2 This Standard...

1.1 This Standard applies to newly produced unvented, propane-fired portable emergency use heater systems utilizing a self-contained propane supply in a listed composite cylinder. This appliance is not for use with line...

1.1 1.1.1 The requirements specified in this Standard cover light-emitting diode (LED) equipment that is an integral part of a luminaire or other lighting equipment and that operates in the visible light spectrum between 400...

1.1 General This standard is divided into seven clauses. Clause 1 provides the scope and purpose. Clause 2 lists references to other standards that are useful in applying this standard. Clause 3 references definitions that...

1.1 Organization of the document The structure of this document is as follows. Clauses 2-4 specify the terms, abbreviations, symbols and conventions used throughout the document. Clauses 5-11 contain definitions of the...

This clause presents the scope, purpose, organization, and candidate uses of this International Standard. This International Standard supports the interest of software users in consistent, complete, accurate, and usable...

1.1 Énoncé du domaine d'application La modélisation d'une transaction commerciale au moyen de scénarios et de composants de scénarios s'effectue en spécifiant les contraintes applicables au moyen de règles explicitement...

1.1. Introduction au livre RTE (environnement d'exécution SCORM) Le modèle de référence d'objet de contenu partageable (SCORM®) est souvent décrit comme un ensemble de livres sur une étagère. Le livre RTE (environnement d...

1.1. Introduction au livre SCORM Content Aggregation Model (CAM) Le modèle de référence d'objet de contenu partageable (SCORM) est souvent décrit comme un ensemble de livres sur une étagère. Le livre Content Aggregation Model...