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IEC 60534-7-ed.2.0
Industrial-process control valves - Part 7: Control valve data sheet
STANDARD published on 10.11.2010
The information about the standard:
Designation standards: IEC 60534-7-ed.2.0
Publication date standards: 10.11.2010
SKU: NS-410557
The number of pages: 34
Approximate weight : 102 g (0.22 lbs)
Country: International technical standard
Category: Technical standards IEC
The category - similar standards:
Pressure regulatorsIndustrial process measurement and control
Annotation of standard text IEC 60534-7-ed.2.0 :
IEC 60534-7:2010 provides a list of requirements that are necessary for the procurement of the majority of control valves for process systems. The list is arranged to assist the specification writer with a standardized presentation of data and also to be a basis for use with data processing facilities. A detailed set of instructions is included in order to ensure that the abbreviated terms are fully understood and that consistent data entries are always made. This second edition cancels and replaces the first edition published in 1989. This edition constitutes a technical revision The main changes with respect to the previous edition are: - the standard has been updated to reflect digital electronic accessories and fieldbus protocols; - to aid clarification, the explanation of terms and definitions contains the same subheading as the information required in the control valve data sheet; - the column numbering system has been replaced with descriptive title headings. La CEI 60534-7:2010 fournit une liste dexigences generalement necessaires a la definition de la majorite des vannes de regulation de processus. Il na pas ete envisage detablir une liste exhaustive de toutes les exigences possibles pour tout processus concevable. La liste est disposee de maniere a aider le redacteur de la specification par une presentation normalisee des donnees et aussi pour etablir une base utilisable avec les outils de traitement de donnees. Un jeu detaille dinstructions est inclus de maniere a assurer la bonne comprehension des termes abreges et de maniere systematique, la coherence des donnees enregistrees. Cette deuxieme edition annule et remplace la premiere edition parue en 1989. La presente edition constitue une revision technique. Les modifications principales par rapport a ledition precedente, sont les suivantes: - la norme a ete mise a jour pour prendre en compte lutilisation des accessoires electroniques numeriques et des protocoles des bus de terrain; - des explications des termes et definitions contenant le meme sous-titre que celui de linformation requise dans la Grille de definition de vanne de regulation ont ete donnees pour clarification; - le systeme de numerotation des colonnes a ete remplace par des entetes de titres descriptifs.
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