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Meriaux, Pierre; Adnot, Serge; Rayrolles, Catherine.
CEA Centre d'Etudes Nucleaires de Saclay, 91 - Gif-sur-Yvette (France). Services d'Electronique1978
CEA Centre d'Etudes Nucleaires de Saclay, 91 - Gif-sur-Yvette (France). Services d'Electronique1978
AbstractAbstract
[en] The PCC 2140 and ALILOG 21 equipment may be used at C.E.A. or E.D.F., as part of safety measurement systems. In a study of a similar, but earlier equipment, it was noticed that certain types of failures caused the system to switch to the least sensitive measurement range, which was detrimental to safety. This report analyses failure modes leading to unsafe failures and evaluates the risks ran into taking in account tests during use
[fr]
L'ensemble PCC 2140 et ALILOG 21 peut etre utilise au C.E.A. ou a l'E.D.F. comme chaine de mesure de securite. A la suite d'une etude effectuee sur un equipement similaire mais ancien, il avait ete constate que certaines defaillances commutaient le preamplificateur sur la gamme de mesure la moins sensible, ce qui allait a l'encontre de la Surete de l'equipement. Ce rapport analyse les modes de defaillance conduisant aux pannes non sures et evalue les risques encourus compte tenu des tests possibles par l'utilisateurOriginal Title
Etude de la surete du PCC 2140 et de l'ALILOG 21 consideres comme chaine de mesure de securite
Source
Mar 1978; 21 p
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Report
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