{"id":2304,"date":"2026-08-06T18:59:16","date_gmt":"2026-08-06T18:59:16","guid":{"rendered":"https:\/\/gplg.pt\/ia\/?page_id=2304"},"modified":"2026-10-18T16:57:33","modified_gmt":"2026-10-18T16:57:33","slug":"opc-ua-mqtt","status":"publish","type":"page","link":"https:\/\/gplg.pt\/ia\/pt\/technologies\/opc-ua-mqtt\/","title":{"rendered":"OPC UA &amp; MQTT"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"2304\" class=\"elementor elementor-2304\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1edc68aa e-con-full gplg-tech-page e-flex e-con e-parent\" data-id=\"1edc68aa\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2e3af4c7 elementor-widget elementor-widget-html\" data-id=\"2e3af4c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>.gplg-tech-page{background:#101820;color:#d5dde5;font-family:inherit}.gplg-tech-page .gx-wrap{max-width:1200px;margin:auto;padding:64px 28px}.gplg-tech-page .gx-intro{max-width:830px;font-size:18px;line-height:1.75}.gplg-tech-page h2{color:#f7fafc}.gplg-tech-page .gx-lead{font-size:clamp(23px,2.8vw,34px);line-height:1.35;color:#f7fafc;max-width:940px}.gplg-tech-page .gx-hero{display:block;width:100%;height:auto;aspect-ratio:1672\/380;object-fit:contain;background:#101820}.gplg-tech-page .gx-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:32px}.gplg-tech-page .gx-card{padding:28px;background:#1a2835;border:1px solid #334350;border-radius:12px;min-width:0}.gplg-tech-page .gx-card h3{font-size:23px;color:#f7fafc;margin:0 0 16px}.gplg-tech-page .gx-card p{margin:0}.gplg-tech-page .gx-band{background:#172531;border-block:1px solid #334350}.gplg-tech-page .gx-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.gplg-tech-page .gx-links a{padding:12px 18px;border:1px solid #58718a;border-radius:6px;color:#dcefff;text-decoration:none;min-height:48px}.gplg-tech-page .gx-button{display:inline-flex;align-items:center;min-height:48px;background:#7fb9ec;color:#0e171f;text-decoration:none;border-radius:6px;font-weight:600;padding:12px 24px;margin-top:20px}.gplg-tech-page .gx-button:hover{background:#a5d1f5}.gplg-tech-page .gx-links a:hover{background:#2a4054}.gplg-tech-page a:focus-visible{outline:3px solid #fff;outline-offset:4px}@media(max-width:1024px){.gplg-tech-page .gx-grid{grid-template-columns:1fr}.gplg-tech-page .gx-wrap{padding:44px 24px}}@media(max-width:600px){.gplg-tech-page .gx-wrap{padding:34px 22px}.gplg-tech-page .gx-card{padding:24px}.gplg-tech-page .gx-links{flex-direction:column}}.page-id-2304 .hero-section{background:#101820}.page-id-2304 .hero-section>figure{display:none}.page-id-2304 .hero-section .entry-header{padding:48px 24px 24px}<\/style>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5c2f7451 elementor-widget elementor-widget-shortcode\" data-id=\"5c2f7451\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\n<div data-no-translation><section class=\"gx-wrap\"><p class=\"gx-lead\">Comunica\u00e7\u00e3o entre equipamentos industriais, sistemas de supervis\u00e3o e software.<\/p><p class=\"gx-intro\">A GPLG integra OPC UA e MQTT de acordo com os dados, os equipamentos e os requisitos da aplica\u00e7\u00e3o. A camada de comunica\u00e7\u00e3o define a informa\u00e7\u00e3o a trocar, a sua estrutura e o comportamento dos sistemas perante interrup\u00e7\u00f5es.<\/p><a class=\"gx-button\" href=\"https:\/\/gplg.pt\/pt\/contacto\/\">Contacte-nos \u2192<\/a><\/section><img fetchpriority=\"high\" decoding=\"async\" class=\"gx-hero\" src=\"https:\/\/gplg.pt\/ia\/wp-content\/uploads\/2026\/10\/GPLG-technology-2304-hero.webp\" srcset=\"https:\/\/gplg.pt\/ia\/wp-content\/uploads\/2026\/10\/GPLG-technology-2304-hero-836.webp 836w, https:\/\/gplg.pt\/ia\/wp-content\/uploads\/2026\/10\/GPLG-technology-2304-hero.webp 1672w\" sizes=\"100vw\" width=\"1672\" height=\"380\" alt=\"OPC UA &amp; MQTT\"><section class=\"gx-wrap\"><h2>Escolher o modelo de comunica\u00e7\u00e3o para a aplica\u00e7\u00e3o<\/h2><div class=\"gx-grid\"><article class=\"gx-card\"><h3>Integra\u00e7\u00e3o OPC UA<\/h3><p>Acesso estruturado \u00e0 informa\u00e7\u00e3o industrial, considerando o modelo de dados, as fun\u00e7\u00f5es dispon\u00edveis no servidor e os requisitos dos clientes.<\/p><\/article><article class=\"gx-card\"><h3>Integra\u00e7\u00e3o MQTT<\/h3><p>Troca de dados por mensagens atrav\u00e9s de um broker, com t\u00f3picos e regras de entrega definidos para a aplica\u00e7\u00e3o.<\/p><\/article><article class=\"gx-card\"><h3>Arquitetura do sistema<\/h3><p>Liga\u00e7\u00f5es entre PLC, SCADA, gateways e software, incluindo responsabilidades de acesso, certificados e separa\u00e7\u00e3o de redes.<\/p><\/article><\/div><\/section><section class=\"gx-band\"><div class=\"gx-wrap\"><h2>Dos sinais de m\u00e1quina \u00e0 informa\u00e7\u00e3o \u00fatil<\/h2><p class=\"gx-intro\">Avaliamos as interfaces existentes, identificamos as vari\u00e1veis necess\u00e1rias e definimos os requisitos de qualidade e atualiza\u00e7\u00e3o dos dados. Os testes abrangem a comunica\u00e7\u00e3o normal e a recupera\u00e7\u00e3o ap\u00f3s interrup\u00e7\u00f5es. OPC UA e MQTT podem ser combinados quando as suas fun\u00e7\u00f5es se complementam na arquitetura.<\/p><\/div><\/section><section class=\"gx-wrap\"><h2>Tecnologias relacionadas<\/h2><div class=\"gx-links\"><a href=\"https:\/\/gplg.pt\/pt\/tecnologias\/plc-scada\/\">Programa\u00e7\u00e3o PLC \u2192<\/a><a href=\"https:\/\/gplg.pt\/pt\/tecnologias\/sistemas-scada\/\">Sistemas SCADA \u2192<\/a><a href=\"https:\/\/gplg.pt\/pt\/tecnologias\/iot-industrial\/\">IoT industrial \u2192<\/a><a href=\"https:\/\/gplg.pt\/pt\/tecnologias\/\">Todas as tecnologias \u2192<\/a><\/div><a class=\"gx-button\" href=\"https:\/\/gplg.pt\/pt\/contacto\/\">Contacte-nos \u2192<\/a><\/section><\/div>\n\n<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":2199,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2304","page","type-page","status-publish","hentry"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":7},"has_hero_section":"disabled"},"_links":{"self":[{"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/pages\/2304","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/comments?post=2304"}],"version-history":[{"count":97,"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/pages\/2304\/revisions"}],"predecessor-version":[{"id":5846,"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/pages\/2304\/revisions\/5846"}],"up":[{"embeddable":true,"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/pages\/2199"}],"wp:attachment":[{"href":"https:\/\/gplg.pt\/ia\/pt\/wp-json\/wp\/v2\/media?parent=2304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}