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Communication Profile Family 9 (commonly known as HART® ) defines communication profiles based on IEC 61158 5 20 and IEC 61158 6 20. The basic profile CP 9/1 is defined in IEC 61784 1. IEC 62453-309:2022 (EN) provides information for integrating the HART® technology into the FDT standard (IEC 62453-2). This part of the IEC 62453 specifies communication and other services. This document neither…

La Famille de Profils de Communication 9 (communément appelée HART® ) définit les profils de communication fondés sur l’IEC 61158 5 20 et l'IEC 61158 6 20. Le profil de base CP 9/1 est défini dans l’IEC 61784 1. La présente partie de l’IEC 62453 fournit des informations sur l'intégration de la technologie HART® dans la norme des outils des dispositifs de terrain (FDT) (IEC 62453-2). La…

1 Domaine d’application 1.1 Sujets traités Cette norme précise les exigences relatives à la gestion du programme de prévention de la perte auditive (PPPA), conçu pour protéger les travailleurs contre la perte auditive au travail. Faisant suite aux principes énoncés dans CSA Z45001, cette norme énonce les exigences visant : a) l’engagement de la direction, le leadership et la participation (…

1 Scope 1.1 Inclusions This Standard establishes requirements for newly produced compressed hydrogen gas fuel system components, as listed below, that are intended for use on hydrogen gas powered vehicles: a) check valves (see Clause 8); b) manual valves (see Clause 9); c) manual container valves (see Clause 10); d) automatic valves and automatic container valves (see Clause 11); e)…

1 Scope 1.1 Inclusions This Standard establishes requirements for newly manufactured compressed natural gas hose and hose assemblies, intended for use in natural gas dispensing stations. Hose assemblies may be categorized by the following classes: a) Class A – hose assembly connecting the dispenser to the fuelling nozzle; and b) Class D – hose assemblies used on other station equipment.…

1 Scope 1.1 Inclusions This Standard details the safety and performance requirements for temperature compensation control used to prevent compressed natural gas (CNG) dispensing systems from exceeding a safe fill level for vehicle fuel storage container(s). This Standard contains safety performance requirements for compressed natural gas fuelling dispenser temperature compensation systems. It…

1 Scope 1.1 This Standard specifies requirements for the maintenance of electrical supply and communications equipment and systems employed by supply and communication utilities. This Standard applies to new and existing electrical supply equipment and systems where they are employed by a utility in the exercise of its function as a utility. 1.2 The requirements of this Standard are intended…

1 Domaine d’application 1.1 Cette norme précise les exigences relatives à la maintenance de l’équipement et des systèmes d’alimentation électrique et de communication utilisés par les services publics de distribution d’électricité et de communication. Cette norme s’applique aux équipements et systèmes d’alimentation électrique nouveaux et existants qui sont utilisés par une entreprise de…

The purpose of this document is to define data communication services and protocols for computer equipment used for monitoring and control of HVAC&R and other building systems and to define, in addition, an abstract, object-oriented representation of information communicated between such equipment, thereby facilitating the application and use of digital control technology in buildings.

This document specifies techniques of digital radiography with the object of enabling satisfactory and repeatable results. The techniques are based on generally recognized practice and fundamental theory of the subject. This document applies to the digital radiographic testing of fusion welded joints in metallic materials. It applies to the joints of plates and pipes. Besides its conventional…