{"id":177189,"date":"2017-04-10T07:30:05","date_gmt":"2017-04-10T07:30:05","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/tetes-dimpedance-fournissant-simultanement-lacceleration-et-la-force\/"},"modified":"2017-04-10T07:30:05","modified_gmt":"2017-04-10T07:30:05","slug":"tetes-dimpedance-fournissant-simultanement-lacceleration-et-la-force","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/tetes-dimpedance-fournissant-simultanement-lacceleration-et-la-force\/","title":{"rendered":"T\u00eates d\u2019imp\u00e9dance fournissant simultan\u00e9ment l\u2019acc\u00e9l\u00e9ration et la force"},"content":{"rendered":"<p>Fabriqu\u00e9es en acier inoxydable, ces t\u00eates ont une masse de 30 grammes et fonctionnent dans la gamme de temp\u00e9rature de -40 \u00b0C \u00e0 +121 \u00b0C. Avec des signaux de sortie en tension basse imp\u00e9dance, elles sont bien adapt\u00e9es pour l\u2019analyse modale et l\u2019analyse de structures. Elles sont destin\u00e9es \u00e0 instrumenter l\u2019interface entre le vibrateur et la structure excit\u00e9e, et peuvent \u00eatre aussi fix\u00e9es sur une tige qui est elle-m\u00eame pilot\u00e9e par le pot vibrant pour l\u2019analyse modale. Les fixations c\u00f4t\u00e9 vibrateur et c\u00f4t\u00e9 structure se font gr\u00e2ce deux trous taraud\u00e9s M5.<\/p>\n<p>L\u2019utilisation de capteurs de type IEPE procurent des mesures pr\u00e9cises des forces appliqu\u00e9es sur une large gamme de fr\u00e9quences, offrant ainsi un panel \u00e9tendu d\u2019essais possibles dans le cadre d\u2019analyse modale, \u00e0 la diff\u00e9rence des capteurs de type jauge de contrainte qui ne sont utilis\u00e9s que pour des environnements statiques ou quasi statiques.<\/p>\n<p>Comme tous les capteurs IEPE le conditionnement des mesures est tr\u00e8s facile et ces t\u00eates peuvent \u00eatre connect\u00e9es directement sur de nombreux syst\u00e8mes d\u2019acquisition ou d\u2019analyse \u00e9quip\u00e9s de la fonctionnalit\u00e9 alimentation IEPE sur les gammes de 2 \u00e0 10 mA et de 18 \u00e0 28 V. Des c\u00e2bles de longueur \u00e0 fa\u00e7on peuvent \u00eatre fournis pour s\u2019adapter \u00e0 tous les bancs d\u2019essais. Un certificat d\u2019\u00e9talonnage accompagne chaque t\u00eate pour permettre une tra\u00e7abilit\u00e9 aux syst\u00e8mes nationaux d\u2019\u00e9talonnage.<\/p>\n<p>Neill Ovenden, directeur de l\u2019usine DJB, indique \u00e0 propos de ce lancement&nbsp;: \u00ab\u00a0il fait parti d\u2019un programme&nbsp; complet de lancements de nouveaux produits en 2017. Les AF repr\u00e9sentent une expansion continue de notre gamme traditionnelle d\u2019acc\u00e9l\u00e9rom\u00e8tres vers de nouvelles grandeurs physiques incluant ici la force et bient\u00f4t d\u2019autres grandeurs comme la pression, par exemple.\u00a0\u00bb<\/p>\n<p><a href=\"http:\/\/www.djbinstruments.com\/fr\/\" target=\"_blank\" rel=\"noopener\">www.djbinstruments.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans un unique bo\u00eetier, les t\u00eates d\u2019imp\u00e9dance AF\/50\/5 et AF\/100\/10 de DJB Instruments int\u00e8grent un acc\u00e9l\u00e9rom\u00e8tre et un capteur de force pi\u00e9zo\u00e9lectrique IEPE pour faire simultan\u00e9ment des mesures dynamiques d\u2019acc\u00e9l\u00e9ration et de force. Les sensibilit\u00e9s sont respectivement de 5 ou 10 mV\/N pour le capteur de force et de 50 ou 100 mV\/g pour l\u2019acc\u00e9l\u00e9rom\u00e8tre, \u00e0 choisir selon les gammes de mesure \u00e0 effectuer.<\/p>\n","protected":false},"author":9,"featured_media":177190,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[910],"domains":[47],"ppma_author":[1141],"class_list":["post-177189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","tag-sensing-conditioning-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>T\u00eates d\u2019imp\u00e9dance fournissant simultan\u00e9ment l\u2019acc\u00e9l\u00e9ra...<\/title>\n<meta name=\"description\" content=\"Dans un unique bo\u00eetier, les t\u00eates d\u2019imp\u00e9dance AF\/50\/5 et AF\/100\/10 de DJB Instruments int\u00e8grent un acc\u00e9l\u00e9rom\u00e8tre et un capteur de force...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/177189\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T\u00eates d\u2019imp\u00e9dance fournissant simultan\u00e9ment l\u2019acc\u00e9l\u00e9ration et la force\" \/>\n<meta property=\"og:description\" content=\"Dans un unique bo\u00eetier, les t\u00eates d\u2019imp\u00e9dance AF\/50\/5 et AF\/100\/10 de DJB Instruments int\u00e8grent un acc\u00e9l\u00e9rom\u00e8tre et un capteur de force pi\u00e9zo\u00e9lectrique IEPE pour faire simultan\u00e9ment des mesures dynamiques d\u2019acc\u00e9l\u00e9ration et de force. Les sensibilit\u00e9s sont respectivement de 5 ou 10 mV\/N pour le capteur de force et de 50 ou 100 mV\/g pour l\u2019acc\u00e9l\u00e9rom\u00e8tre, \u00e0 choisir selon les gammes de mesure \u00e0 effectuer.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/177189\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2017-04-10T07:30:05+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/sites\/default\/files\/images\/eci8483_djb_instruments_tete_dimpedance_af_r-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1783\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alain Dieul\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" 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