{"id":38870,"date":"2022-10-24T14:31:28","date_gmt":"2022-10-24T13:31:28","guid":{"rendered":"https:\/\/knowhow.distrelec.com\/?p=38870"},"modified":"2022-10-24T14:31:31","modified_gmt":"2022-10-24T13:31:31","slug":"nouvelle-generation-de-systeme-dacquisition-de-donnees-de-keysight","status":"publish","type":"post","link":"https:\/\/knowhow.distrelec.com\/fr\/industrie\/nouvelle-generation-de-systeme-dacquisition-de-donnees-de-keysight\/","title":{"rendered":"Nouvelle g\u00e9n\u00e9ration de syst\u00e8me d&rsquo;acquisition de donn\u00e9es de Keysight"},"content":{"rendered":"\n<p>Un syst\u00e8me d&rsquo;acquisition de donn\u00e9es, ou DAQ (Data Acquisition System en anglais, est un syst\u00e8me de mesure utilis\u00e9 pour mesurer des ph\u00e9nom\u00e8nes \u00e9lectriques et physiques tels que la tension, le courant, la temp\u00e9rature, la pression ou le son. Ces dispositifs sont au c\u0153ur de nombreux syst\u00e8mes, reliant le mat\u00e9riel, les ordinateurs et les capteurs entre eux.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.distrelec.ch\/fr\/manufacturer\/keysight\/man_ksg?queryFromSuggest=true#productsCount\" target=\"_blank\" rel=\"noreferrer noopener\">Keysight<\/a> fabrique des syst\u00e8mes d&rsquo;acquisition de donn\u00e9es et des solutions de commutation depuis plus de 25 ans, offrant des capacit\u00e9s de commutation et de mesure de haute qualit\u00e9 dans de petits syst\u00e8mes rentables.  D\u00e9couvrez les avantages et les fonctionnalit\u00e9s des syst\u00e8mes d&rsquo;acquisition de donn\u00e9es de Keysight pour garantir l&rsquo;efficacit\u00e9 de vos r\u00e9sultats de mesure.<\/p>\n\n\n\n<h2 id=\"la-nouvelle-generation\" class=\"wp-block-heading\">La nouvelle g\u00e9n\u00e9ration<\/h2>\n\n\n\n<p>Les syst\u00e8mes DAQ970A et DAQ973A de Keysight sont de nouvelles versions des syst\u00e8mes d&rsquo;acquisition de donn\u00e9es 34970A et 34972A.<\/p>\n\n\n\n<p>Les nouvelles versions offrent des performances et une polyvalence accrues, tout en conservant la compatibilit\u00e9 avec les mod\u00e8les pr\u00e9c\u00e9dents.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  class=\" pk-lazyload\"  data-pk-sizes=\"auto\"  data-pk-src=\"https:\/\/lh4.googleusercontent.com\/yhQJQOTOGvtQKfBmFlQhmnZg_YY3I1QBKkqKjW1QKNInVzPr9VIbG9xaSyXQ2_peHH8tAh3DyZaiuiNdo_Ivsl7g-dFryDUrGcP0CGbRRg1m1zuZaISJukStPi0h60W_dxxXuZXOq_yz2wD53wLXZu3rzhP9H4OPxQzj8jh6NcMZT481laXAEsXQ9A\" ><figcaption>Syst\u00e8mes d&rsquo;acquisition de donn\u00e9es de Keysight Source : Keysight<\/figcaption><\/figure>\n\n\n\n<h3 id=\"les-avantages-des-systemes-daq970a-et-daq973a\" class=\"wp-block-heading\">Les avantages des syst\u00e8mes DAQ970A et DAQ973A<\/h3>\n\n\n\n<p>Les syst\u00e8mes DAQ970A et DAQ973A devancent les autres syst\u00e8mes d&rsquo;acquisition de donn\u00e9es, m\u00eame ceux qui sont bien plus chers, gr\u00e2ce \u00e0 leurs vastes capacit\u00e9s de mesure et d&rsquo;adaptation, \u00e0 leur faible co\u00fbt et \u00e0 leur convivialit\u00e9.<\/p>\n\n\n\n<p><strong>Les avantages des syst\u00e8mes d&rsquo;acquisition de donn\u00e9es DAQ970A\/DAQ973A de Keysight :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Interface utilisateur simple avec un faible co\u00fbt par canal<\/li><li>Polyvalence modulaire et une connectivit\u00e9 standardis\u00e9e<\/li><li>Augmente l&rsquo;efficacit\u00e9 et la fiabilit\u00e9 des processus et des machines<\/li><li>Am\u00e9lioration de la pr\u00e9cision de la temp\u00e9rature et des taux de mesure<\/li><li>Performances de mesure accrue<\/li><li>Adaptabilit\u00e9 et options de connectivit\u00e9<\/li><li>La commutation et la mesure de haute qualit\u00e9 dans des syst\u00e8mes compacts et rentables offrent la meilleure valeur<\/li><li>Peut \u00eatre utilis\u00e9 dans les normes industrielles et les solutions modulaires LXI et VXI<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"DAQ970A Spotlight Video\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/XP43MBwKWs0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Les deux syst\u00e8mes sont d\u00e9sormais disponibles sur le <a href=\"https:\/\/www.distrelec.com\/global\/\" target=\"_blank\" rel=\"noreferrer noopener\">site de Distrelec<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  class=\"wp-image-37288 pk-lazyload\"  width=\"380\"  height=\"212\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 380px) 100vw, 380px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ970A-30122506-01.jpg\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ970A-30122506-01.jpg 1020w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ970A-30122506-01.jpg?resize=300,168 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ970A-30122506-01.jpg?resize=768,429 768w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ970A-30122506-01.jpg?resize=380,212 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ970A-30122506-01.jpg?resize=550,307 550w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ970A-30122506-01.jpg?resize=800,447 800w\" ><\/figure><\/div>\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-red-background-color has-background\" href=\"https:\/\/www.distrelec.com\/global\/?search=30122506\" target=\"_blank\" rel=\"noreferrer noopener\">D\u00e9couvrir<\/a><\/div>\n<\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  class=\"wp-image-37305 pk-lazyload\"  width=\"412\"  height=\"228\"  data-pk-sizes=\"auto\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2022\/10\/Keysight-DAQ973A-30185778-01.jpg\" ><\/figure><\/div>\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-red-background-color has-background\" href=\"https:\/\/www.distrelec.com\/global\/?search=30185778\" target=\"_blank\" rel=\"noreferrer noopener\">D\u00e9couvrir<\/a><\/div>\n<\/div>\n\n\n\n<h2 id=\"les-differences-entre-les-modeles-34970a-34972a-et-daq970a-daq973a\" class=\"wp-block-heading\">Les diff\u00e9rences entre les mod\u00e8les 34970A\/34972A et DAQ970A\/DAQ973A<\/h2>\n\n\n\n<p>Les mod\u00e8les 34970A et 34972A sont des anciens syst\u00e8mes d&rsquo;acquisition de donn\u00e9es et de commutation. Les deux versions sont faciles \u00e0 utiliser et peu co\u00fbteuses par canal, elles offrent une flexibilit\u00e9 modulaire, des connexions standard et des performances de mesure exceptionnelles. En outre, ils offrent le meilleur rapport qualit\u00e9-prix en termes de mesure des performances. Par contre, ils ont \u00e9t\u00e9 retir\u00e9s de la production. Les mod\u00e8les plus r\u00e9cents et am\u00e9lior\u00e9s sont bas\u00e9s sur la conception \u00e9prouv\u00e9e de l&rsquo;ancienne s\u00e9rie mais comportent des am\u00e9liorations.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-white-background-color has-background\"><tbody><tr><td><strong>Mod\u00e8les<\/strong><\/td><td><strong>DAQ970A\/DAQ973A<\/strong><\/td><td><strong>34970A\/34972A<\/strong><\/td><\/tr><tr><td>Emplacements<\/td><td>3 emplacements<\/td><td>3 emplacements<\/td><\/tr><tr><td>Multim\u00e8tre num\u00e9rique int\u00e9gr\u00e9<\/td><td><strong>Nouveau :<\/strong> Calibrage automatique, R\u00e9solution de 6\u00bd chiffres<\/td><td>R\u00e9solution de 6\u00bd chiffres<\/td><\/tr><tr><td>Taux de num\u00e9risation du multiplexeur<\/td><td>Jusqu&rsquo;\u00e0 450 canaux par seconde <br>Mesure et convertit 14 signaux d&rsquo;entr\u00e9e diff\u00e9rents :<br>&#8211; <strong>Nouveau : <\/strong>Test de capacit\u00e9 et de diodes<br>&#8211; Mesure de la temp\u00e9rature \u00e0 l&rsquo;aide de thermocouples<br>&#8211; Thermom\u00e8tres RTD et thermistances<br>&#8211; Tension continue\/r\u00e9sistance alternative \u00e0 2 et 4 fils<br>&#8211; Fr\u00e9quence et p\u00e9riodicit\u00e9<br>&#8211; Courant continu\/courant alternatif<br>&#8211;<strong> Nouveau<\/strong> :D\u00e9formation directe et en pont<\/td><td>Jusqu&rsquo;\u00e0 250 canaux par seconde <br>Mesure et convertit 11 signaux d&rsquo;entr\u00e9e diff\u00e9rents :<br>&#8211; Mesure de la temp\u00e9rature \u00e0 l&rsquo;aide de thermocouples<br>&#8211; Thermom\u00e8tres RTD et thermistances<br>&#8211; Tension continue\/r\u00e9sistance alternative \u00e0 2 et 4 fils<br>&#8211; Fr\u00e9quence et p\u00e9riodicit\u00e9<br> &#8211; Courant continu\/courant alternatif<\/td><\/tr><tr><td>Plages suppl\u00e9mentaires<\/td><td>Plage de 1000 M\u03a9 pour r\u00e9sistance <br>Plage de 1 \u03bcA pour courant continu<br>Plage de 100 \u03bcA et 1 mA pour courant alternatif<br>Entr\u00e9e d&rsquo;onde carr\u00e9e pour fr\u00e9quence <\/td><td>Aucune plage suppl\u00e9mentaire<\/td><\/tr><tr><td>Affichage<\/td><td>\u00c9cran LCD\/GUI couleur<\/td><td>\u00c9cran alphanum\u00e9rique \u00e0 une ligne<\/td><\/tr><tr><td>Modules<\/td><td><strong>Nouveau :<\/strong>Multiplexeur (Mux) SSM \u00e0 \u00e9tat solide\/semi-conducteur \u00e0 20 canaux<br>Mux \u00e0 relais \u00e0 20 canaux<br>Mux \u00e0 commutateur Reed \u00e0 16 canaux<br>Actionneur\/commutateur \u00e0 20 canaux<br>Commutateur matriciel \u00e0 4&#215;8 canaux <br>Double Mux RF \u00e0 4 canaux 50 \u03a9 <br>Module multifonctionnel <br>Multiplexeur \u00e0 relais \u00e0 40 canaux<br><strong>Nouveau : <\/strong> Num\u00e9riseur 4 canaux \u00e0 \u00e9chantillonnage simultan\u00e9<\/td><td>Mux de relais 20 canaux<br>Mux de commutateur Reed 16 canaux<br>Actionneur\/commutateur 20 canaux<br>Commutateur matriciel 4&#215;8<br>Double Mux RF 4 canaux 50 \u03a9\/75 \u03a9<br>Module multifonctionnel<br>Multiplexeur de relais 40 canaux<\/td><\/tr><tr><td>Num\u00e9riseur<\/td><td>Jusqu&rsquo;\u00e0 50 kSa\/s en utilisant le num\u00e9riseur monovoie DMM interne<br> Jusqu&rsquo;\u00e0 800 kSa\/s en utilisant le module DAQM909A<\/td><td>Cette fonction n&rsquo;est pas disponible<\/td><\/tr><tr><td>Canaux calcul\u00e9s<\/td><td>20 canaux pouvant effectuer des op\u00e9rations math\u00e9matiques (canaux 401 \u00e0 420)<br>Op\u00e9rations math\u00e9matiques prises en charge (addition, soustraction, multiplication, division, r\u00e9ciproque, puissance, racine carr\u00e9e)<\/td><td>Cette fonction n&rsquo;est pas disponible<\/td><\/tr><tr><td>Logiciel d&rsquo;application BenchVue DAQ sur PC<\/td><td>BenchVue configure et contr\u00f4le les tests, affiche les r\u00e9sultats, collecte et exporte les donn\u00e9es pour une analyse plus approfondie<br>Le logiciel d&rsquo;application BenchVue DAQ offre des fonctions suppl\u00e9mentaires d&rsquo;analyse dans le domaine temporel et fr\u00e9quentiel lorsqu&rsquo;il est utilis\u00e9 avec le module DAQM909A dans le mainframe DAQ970A ou DAQ973A<\/td><td>BenchVue configure et contr\u00f4le les tests, affiche les r\u00e9sultats, collecte et exporte les donn\u00e9es pour une analyse plus approfondie<br>Le logiciel d&rsquo;application BenchVue DAQ offre des fonctions suppl\u00e9mentaires d&rsquo;analyse dans le domaine temporel et fr\u00e9quentiel lorsqu&rsquo;il est utilis\u00e9 avec le module DAQM909A dans le mainframe DAQ970A ou DAQ973A<\/td><\/tr><tr><td>Interface<\/td><td>&#8211; DAQ970A : USB (panneau avant\/arri\u00e8re), LAN<br>&#8211; DAQ973A : USB ( panneau avant\/arri\u00e8re), LAN, GPIB<\/td><td>&#8211; 34970A : GPIB, RS-232<br>&#8211; 34972A : USB (panneau arri\u00e8re), LAN<\/td><\/tr><\/tbody><\/table><figcaption>Comparaison des principaux param\u00e8tres des mod\u00e8les DAQ970A\/DAQ973A et 34970A\/34972A Source : Keysight<\/figcaption><\/figure>\n\n\n\n<p>Vous trouverez des sp\u00e9cifications d\u00e9taill\u00e9es ou des informations sur les diff\u00e9rences de programmation sur le <a href=\"https:\/\/www.keysight.com\/us\/en\/assets\/7018-06322\/white-papers\/5992-3306.pdf\">site Web de Keysight<\/a>.<\/p>\n\n\n\n<p>Les anciennes versions 34970A\/34972A peuvent \u00eatre simplement remplac\u00e9es par les syst\u00e8mes DAQ970A\/DAQ973A. Les nouvelles interfaces apportent une convivialit\u00e9 et une facilit\u00e9 d&rsquo;automatisation des tests sans code, ce qui vous permet de vous concentrer sur votre t\u00e2che principale &#8211; le d\u00e9veloppement de produits.<\/p>\n\n\n\n<h2 id=\"comment-effectuer-une-mesure-de-temperature-avec-un-systeme-dacquisition-de-donnees\" class=\"wp-block-heading\">Comment effectuer une mesure de temp\u00e9rature avec un syst\u00e8me d\u2019acquisition de donn\u00e9es ?<\/h2>\n\n\n\n<p>Maintenant que vous avez les bons instruments de mesure, il est temps de savoir comment les utiliser. L&rsquo;objectif principal du syst\u00e8me d&rsquo;acquisition de donn\u00e9es est de mesurer la temp\u00e9rature et certains param\u00e8tres \u00e9lectriques.  Pour commencer \u00e0 utiliser le syst\u00e8me, il vaut la peine de regarder la vid\u00e9o suivante pr\u00e9par\u00e9e par Keysight. Les utilisateurs qui sont d\u00e9j\u00e0 familiaris\u00e9s avec le fonctionnement de ces syst\u00e8mes apprendront \u00e9galement comment le DAQ970A se comporte en action. Les syst\u00e8mes DAQ de Keysight peuvent \u00eatre utilis\u00e9s dans des applications \u00e9lectriques, physiques, m\u00e9caniques, acoustiques et de conception de chemins de signaux jusqu&rsquo;\u00e0 50 GHz.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How to Make Temperature Measurements with a DAQ\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/WdxQ1kfOEO0?start=3&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Pour en savoir plus sur la s\u00e9rie, rendez-vous sur le <a href=\"https:\/\/www.keysight.com\/us\/en\/products\/modular\/data-acquisition-daq.html\" target=\"_blank\" rel=\"noreferrer noopener\">site Web de Keysight<\/a>.<\/p>\n\n\n\n<p>Source : Keysight<\/p>\n","protected":false},"excerpt":{"rendered":"Un syst\u00e8me d&rsquo;acquisition de donn\u00e9es, ou DAQ (Data Acquisition System en anglais, est un syst\u00e8me de mesure utilis\u00e9&hellip;\n","protected":false},"author":21,"featured_media":38881,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"csco_singular_sidebar":"","csco_page_header_type":"","csco_appearance_grid":"","csco_page_load_nextpost":"","csco_post_video_location":[],"csco_post_video_location_hash":"","csco_post_video_url":"","csco_post_video_bg_start_time":0,"csco_post_video_bg_end_time":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[185,184],"tags":[],"coauthors":[],"class_list":{"0":"post-38870","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-industrie","8":"category-maintenance-reparation-et-exploitation","9":"cs-entry","10":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - 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