{"id":223713,"date":"2012-03-01T23:00:00","date_gmt":"2012-03-01T23:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/modem-hart-tres-basse-consommation-pour-controle-de-process\/"},"modified":"2012-03-01T23:00:00","modified_gmt":"2012-03-01T23:00:00","slug":"modem-hart-tres-basse-consommation-pour-controle-de-process","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/modem-hart-tres-basse-consommation-pour-controle-de-process\/","title":{"rendered":"Modem HART tr\u00e8s basse consommation pour contr\u00f4le de process"},"content":{"rendered":"<p class=\"MsoNormal\">&quot;Le modem HART AD5700 a &eacute;t&eacute; test&eacute; par la fondation HART Communication, qui a v&eacute;rifi&eacute; que le produit est conforme &agrave; ses sp&eacute;cifications&quot;, a d&eacute;clar&eacute; Ron Nelson, directeur ex&eacute;cutif de la fondation HART Communication. &quot;La conformit&eacute; aux exigences du protocole HART est importante, dans la mesure o&ugrave; elle permet aux utilisateurs du monde entier de disposer rapidement et ais&eacute;ment d&rsquo;une visibilit&eacute; des diff&eacute;rents appareils op&eacute;rationnels sur le terrain qui utilisent des syst&egrave;mes d&rsquo;automatisation, des ordinateurs, des appareils de calibrage ou de test portables conformes &agrave; la technologie HART.&quot;<br \/>\nCe modem code et d&eacute;code avec pr&eacute;cision les signaux de communication &eacute;chang&eacute;s dans des environnements industriels s&eacute;v&egrave;res et bruyants, assurant une interface de communication parfaitement fiable. Ce circuit int&eacute;gr&eacute; qui utilise 60&nbsp;% de composants externes en moins, est, &agrave; ce jour, le premier &agrave; incorporer un oscillateur basse consommation interne pr&eacute;cis &agrave; 0,5&nbsp;%, un filtrage interne en r&eacute;ception et une sortie HART buff&eacute;ris&eacute;e en interne, ce qui permet de diminuer de plus de 75&nbsp;% l&rsquo;espace habituellement occup&eacute; sur le circuit imprim&eacute;. Dans des modules d&rsquo;entr&eacute;e\/sortie analogiques, cette r&eacute;duction de l&rsquo;espace occup&eacute; permet d&rsquo;utiliser la technologie HART individuellement pour chaque voie sans augmenter les dimensions du syst&egrave;me.<br \/>\nEn ce qui concerne la consommation d&rsquo;&eacute;nergie, ce circuit est 38&nbsp;% plus sobre que les solutions alternatives actuelles, de sorte que les ing&eacute;nieurs charg&eacute;s de concevoir des applications bas&eacute;es sur des capteurs intelligents peuvent r&eacute;duire leur budget &eacute;nerg&eacute;tique, abaisser le co&ucirc;t syst&egrave;me et optimiser l&rsquo;espace sur la carte afin d&rsquo;y incorporer des fonctions suppl&eacute;mentaires.<br \/>\nCe composant est con&ccedil;u pour assurer facilement l&rsquo;interface avec les diff&eacute;rents convertisseurs de donn&eacute;es de la marque pour les applications industrielles, parmi lesquels les convertisseurs num&eacute;rique\/analogique AD5755 pour modules d&rsquo;entr&eacute;e\/sortie analogiques et AD5421 pour capteurs intelligents aliment&eacute;s par boucle. Est &eacute;galement propos&eacute; un syst&egrave;me complet de d&eacute;monstration d&rsquo;un capteur intelligent enti&egrave;rement fonctionnel &eacute;quip&eacute; de ce modem, qui a &eacute;t&eacute; test&eacute;, v&eacute;rifi&eacute; et certifi&eacute; conforme aux sp&eacute;cifications de la fondation HART Communication.<br \/>\nCe circuit est propos&eacute; en bo&icirc;tier LFCSP de 4 x 4 mm et fonctionne sur la large plage de temp&eacute;rature comprise entre -40 &deg;C et +125 &deg;C.<\/p>\n<p class=\"MsoNormal\"><a href=\"http:\/\/www.analog.com\/AD5700\" target=\"_blank\" title=\"www.analog.com\/AD5700\" rel=\"noopener\">www.analog.com\/AD5700<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Analog Devices annonce son modem HART AD5700, un circuit int\u00e9gr\u00e9 con\u00e7u pour assurer la connectivit\u00e9 HART (Highway Addressable Remote Transducer) dans les applications de contr\u00f4le de processus, telles que les capteurs intelligents et les appareils d\u2019automatisation industrielle. Cette solution mono-circuit affiche une tr\u00e8s basse consommation d\u2019\u00e9nergie et est enti\u00e8rement conforme au protocole de communications d\u00e9fini par la fondation HART Communication.<\/p>\n","protected":false},"author":22,"featured_media":223714,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-223713","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Modem HART tr\u00e8s basse consommation pour contr\u00f4le de process ...<\/title>\n<meta name=\"description\" content=\"Analog Devices annonce son modem HART AD5700, un circuit int\u00e9gr\u00e9 con\u00e7u pour assurer la connectivit\u00e9 HART (Highway Addressable Remote Transducer) dans les...\" \/>\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\/223713\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Modem HART tr\u00e8s basse consommation pour contr\u00f4le de process\" \/>\n<meta property=\"og:description\" content=\"Analog Devices annonce son modem HART AD5700, un circuit int\u00e9gr\u00e9 con\u00e7u pour assurer la connectivit\u00e9 HART (Highway Addressable Remote Transducer) dans les applications de contr\u00f4le de processus, telles que les capteurs intelligents et les appareils d\u2019automatisation industrielle. Cette solution mono-circuit affiche une tr\u00e8s basse consommation d\u2019\u00e9nergie et est enti\u00e8rement conforme au protocole de communications d\u00e9fini par la fondation HART Communication.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/223713\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2012-03-01T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6078_adi-ad5700-lres.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1860\" \/>\n\t<meta property=\"og:image:height\" content=\"1860\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta 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