{"id":50366,"date":"2019-04-11T06:00:54","date_gmt":"2019-04-11T04:00:54","guid":{"rendered":"http:\/\/smeupnew.it\/magazine\/blog\/integrazione-opc-ua\/"},"modified":"2021-04-01T12:20:24","modified_gmt":"2021-04-01T10:20:24","slug":"integrazione-opc-ua","status":"publish","type":"post","link":"https:\/\/www.smeup.com\/magazine\/blog\/integrazione-opc-ua\/","title":{"rendered":"L\u2019integrazione attraverso l\u2019OPC UA"},"content":{"rendered":"<h2>OPC UA: lo standard<\/h2>\n<p>Nel campo dell\u2019integrazione dati, un protocollo di comunicazione tra i pi\u00f9 completi \u00e8 l\u2019<strong>OPC UA<\/strong>.<\/p>\n<p>Questo \u00e8 particolarmente diffuso nei macchinari industriali pi\u00f9 avanzati. Si pensi, ad esempio, che \u00e8 nativo nella famiglia Siemens S7-1500, ovvero l\u2019ultima generazione di PLC del colosso tedesco.<\/p>\n<p>La prima fondamentale caratteristica dell\u2019OPC UA \u00e8 l\u2019essere uno <strong>standard<\/strong> internazionale. Ci\u00f2 significa che qualsiasi costruttore di macchine dichiari di dare accesso ai dati via OPC UA, metta in condizione il soggetto interessato all\u2019integrazione di poterli leggere o scrivere seguendo una procedura nota.<\/p>\n<p>Tale caratteristica \u00e8 il mattoncino fondamentale per ritenere un protocollo idoneo alla raccolta dati. Volendo fare un paragone, si pensi ad un produttore di chiavette USB. La garanzia che un PC, una Smart TV, piuttosto che un Pannello industriale, possano interagire con il suo prodotto, sta proprio nel fatto che si utilizzi lo standard USB, riconosciuto a livello internazionale.<\/p>\n<h2>La potenza del protocollo<\/h2>\n<p>Fortunatamente, la maggioranza dei progetti di integrazione poggia su protocolli standard. Pi\u00f9 precisamente, molti protocolli sono diffusi in ambito industriale, quindi utilizzati in progetti di integrazione, proprio perch\u00e9 standard.<\/p>\n<p>Spesso per\u00f2 la definizione dei dati deve passare per un dettagliato <strong>accordo<\/strong> tra fornitore e fruitore. Vanno infatti definiti, oltre al binomio nome del dato &#8211; significato, anche la tipologia del dato ed il suo indirizzo specifico nella memoria del controllore.<br \/>\nCon l\u2019OPC UA, invece, una volta individuato il nome del dato, tutte le informazioni collaterali per la sua gestione sono accorpate allo stesso.<br \/>\nDiventa quindi sufficiente stabilire <strong>quali<\/strong> dati si vogliano leggere o scrivere per procedere all\u2019integrazione. Questo evita ulteriori specifiche, che possono generare confusione o incomprensione e quindi incidere sul risultato finale.<\/p>\n<h2>Perch\u00e9 smeup?<\/h2>\n<p>Il reparto <a href=\"https:\/\/www.smeup.com\/soluzioni\/industrial-iot\/\">IIoT<\/a> di smeup \u00e8 in grado di interfacciarsi con i fornitori per trasmettere in modo chiaro ed efficace le esigenze di raccolta dati del cliente, stabilire i canali di acquisizione delle informazioni e mettere a disposizione su un\u2019unica piattaforma i dati di tutto il reparto produttivo.<\/p>\n<p><strong>Marco Ambrosini<br \/>\n<\/strong><em>Industrial IoT Specialist &#8211; smeup<br \/>\n<\/em><a href=\"https:\/\/it.linkedin.com\/in\/marco-ambrosini-97b83290\" target=\"_blank\" rel=\"noopener\">My LinkedIn Profile<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nel campo dell\u2019integrazione dati, un protocollo di comunicazione tra i pi\u00f9 completi \u00e8 l\u2019OPC UA.<br \/>\nQuesto \u00e8 particolarmente diffuso nei macchinari industriali pi\u00f9 avanzati. Si pensi, ad esempio, che \u00e8 nativo nella famiglia Siemens S7-1500, ovvero l\u2019ultima generazione di PLC del colosso tedesco.<\/p>\n","protected":false},"author":1,"featured_media":52792,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7183],"tags":[4193,3807,4194,3900,3810,3811,6057,6058],"class_list":["post-50366","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-protocolli-di-comunicazione-iot","tag-iiot","tag-industrial-internet-of-things","tag-industrial-iot","tag-integrazione","tag-internet-of-things","tag-iot","tag-opc-ua","tag-plc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u2019integrazione attraverso il protocollo di comunicazione OPC UA<\/title>\n<meta name=\"description\" content=\"Nell\u2019integrazione dati, un 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