Hydraulic fluid power — Determination of the fluid-borne noise characteristics of components and sys...
This document describes the procedure for the determination of the speed of sound in a fluid enclosed in a pipe, by measurements from pressure transducers mounted in the pipe.
This document is applicable to all types of hydraulic circuit operating under steady state conditions, irrespective of size, for pressure pulsations over a frequency range from 10 Hz to 3 kHz.
Transmissions hydrauliques — Évaluation des caractéristiques du bruit liquidien des composants et sy...
Le présent document décrit le mode opératoire d'évaluation de la vitesse du son émis par un fluide contenu dans un tube, par la réalisation de mesurages à partir de capteurs de pression montés sur ledit tube.
Le présent document s'applique à tous les types de circuits hydrauliques fonctionnant dans des conditions de régime établi, indépendamment de leur dimension, pour des impulsions de…
Industrial networks - Coexistence of wireless systems - Part 4: Coexistence management with central ...
IEC 62657-4:2025 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 62657-4:2025 specifies a concept and methods for central coordination (CC) of automation applications using…
Industrial networks - Coexistence of wireless systems - Part 2: Coexistence management
IEC 62657-2:2025 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 62657-2:2025 specifies:
– the fundamental assumptions, concepts, parameters, and procedures for wireless…
Industrial networks - Coexistence of wireless systems - Part 4: Coexistence management with central ...
IEC 62657-4:2025 specifies a concept and methods for central coordination (CC) of automation applications using wireless communications to extend the coexistence management according to IEC 62657-2. It establishes system elements, interfaces and relationships for a central coordination. Functions, data, and data exchange for assessing and maintaining the coexistence state are specified.
This…
Réseaux industriels - Coexistence des systèmes sans fil - Partie 4: Gestion de coexistence avec coor...
L'IEC 62657-4:2025 spécifie un concept et des méthodes de coordination centrale (CC) des applications d'automatisation à l'aide de communications sans fil, afin d'étendre la gestion de coexistence selon l'IEC 62657-2. Elle établit les éléments de système, les interfaces et les relations permettant d'assurer une coordination centrale. Les fonctions, les données et l…
Industrial networks - Coexistence of wireless systems - Part 2: Coexistence management
IEC 62657-2:2025 specifies:
– the fundamental assumptions, concepts, parameters, and procedures for wireless communication coexistence;
– specifies coexistence parameters and how they are used in an application requiring wireless coexistence;
– provides guidelines, requirements, and best practices for wireless communication's availability and performance in an industrial automation plant…
Réseaux industriels - Coexistence des systèmes sans fil - Partie 2: Gestion de coexistence
L'IEC 62657-2:2025 spécifie:
– les hypothèses, concepts, paramètres et procédures de base qui permettent la coexistence de communications sans fil;
– spécifie les paramètres de coexistence et comment ils sont utilisés dans une application qui exige une coexistence sans fil;
– fournit les lignes directrices, exigences et meilleures pratiques en matière de disponibilité et de performance…
Information technology — Design, development, use and maintenance of biometric identification system...
This document provides recommendations and requirements for the design, development, use and maintenance of biometric identification systems involving passive capture subjects, including pre- and post-deployment evaluation.
While the emphasis is on surveillance systems, this document is also applicable to other types of biometric identification systems involving passive capture subjects,…
Welding consumables — Wire electrodes, wires, rods and deposits for gas shielded arc welding of high...
This document specifies requirements for classification of wire electrodes, wires, rods and all-weld metal deposits in the as-welded condition and in the post-weld heat-treated (PWHT) condition for gas shielded metal arc welding and tungsten inert-gas welding of high-strength steels with a minimum yield strength greater than 500 MPa, or a minimum tensile strength greater than 570 MPa. One wire…
