{"id":9663,"date":"2019-12-20T19:42:28","date_gmt":"2019-12-20T22:42:28","guid":{"rendered":"http:\/\/kb.elipse.com.br\/?p=9663"},"modified":"2024-02-08T09:15:14","modified_gmt":"2024-02-08T12:15:14","slug":"multiplos-escravos-com-conversor-rs485","status":"publish","type":"post","link":"https:\/\/kb.elipse.com.br\/en\/multiplos-escravos-com-conversor-rs485\/","title":{"rendered":"Problemas Comuns no Driver Modbus: M\u00faltiplos Escravos com Conversor RS485."},"content":{"rendered":"<h3><strong>Descri\u00e7\u00e3o:<\/strong><\/h3>\n<p style=\"text-align: justify;\">Possuo um driver Modbus Mestre (protocolo Modbus-TCP) conectado em um conversor Ethernet\/RS485, e dentro desta rede RS-485 h\u00e1 dois dispositivos escravos (protocolo Modbus-RTU).<\/p>\n<p><a href=\"http:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/12\/9663\/1.png\"><img loading=\"lazy\" class=\"size-full wp-image-9664 aligncenter\" src=\"http:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/12\/9663\/1.png\" alt=\"\" width=\"462\" height=\"237\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Eventualmente determinados tags apresentam falha ou TIMEOUT, e o problema s\u00f3 acontece quando tentamos comunicar com os dois escravos simultaneamente.<\/p>\n<h3 style=\"text-align: justify;\"><strong>Solu\u00e7\u00e3o:<\/strong><\/h3>\n<p style=\"text-align: justify;\">Em muitos casos, o conversor <strong>Ethernet\/RS485<\/strong> ou <strong>Serial\/RS485<\/strong>,\u00a0necessita de um &#8220;delay&#8221; entre as transa\u00e7\u00f5es TX\/RX para conseguir comunicar com m\u00faltiplos escravos da rede RS-485, e isso por padr\u00e3o n\u00e3o \u00e9 feito.<\/p>\n<p style=\"text-align: justify;\">A op\u00e7\u00e3o <em><strong>&#8220;Inter-frame delay&#8221;<\/strong><\/em> da aba Serial, que define uma espera entre pacotes enviados ou recebidos pelo IOKit em mil\u00e9simos de segundo (1000 = 1 segundo) poderia introduzir um delay entre cada transa\u00e7\u00e3o TX\/RX, no entanto, essa op\u00e7\u00e3o ainda n\u00e3o \u00e9 suportada pela camada Ethernet do IOKit, somente via camada Serial. Portanto esta solu\u00e7\u00e3o seria v\u00e1lida apenas para uso de um <strong>conversor RS485 para Serial.<\/strong><\/p>\n<p style=\"text-align: justify;\">Nos casos de<strong>\u00a0conversor RS485 para Serial<\/strong>\u00a0ou<strong> conversor RS485 para Ethernet, <\/strong>pode-se\u00a0utilizar um par\u00e2metro do driver Modbus (oculto no dialog de propriedades) para adicionar um delay entre as transa\u00e7\u00f5es TX\/RX durante a troca de ID dos escravos.<br \/>\nPara configurar esta op\u00e7\u00e3o, uma sugest\u00e3o seria iniciar o driver em modo Offline (selecionar a op\u00e7\u00e3o <em><strong>&#8220;Start driver OFFLINE&#8221;<\/strong><\/em> na aba Setup ), e inserir o seguinte script no evento AfterStart do driver:<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">Sub Modbus1_AfterStart()\r\n\r\n' Habilita a funcao Swap Address Delay\r\nWrite -1, 0, 0, 3, Array(\"ModiconModbus.UseSwapAddressDelay\", 1)\r\n\r\n' Configura o atraso (por exemplo, 300 milisegundos)\r\nWrite -1, 0, 0, 3, Array(\"ModiconModbus.SwapAddressDelay\", 300)\r\n\r\n'Online\r\nWrite -1,0,0,4,1 \r\n\r\nEnd Sub<\/pre>\n<div>Em ambas as maneiras, o atraso necess\u00e1rio pode variar de acordo com o conversor utilizado. Em geral, sugere-se valores na faixa de 100 a 400 milissegundos.<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Descri\u00e7\u00e3o: Possuo um driver Modbus Mestre (protocolo Modbus-TCP) conectado em um conversor Ethernet\/RS485, e dentro desta rede RS-485 h\u00e1 dois dispositivos escravos (protocolo Modbus-RTU). Eventualmente determinados tags apresentam falha ou&hellip;<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0},"categories":[578,626],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Comunica\u00e7\u00e3o do Modbus com m\u00faltiplos escravos via conversor RS-485.<\/title>\n<meta name=\"description\" content=\"Este artigo mostra como resolver um problema de comunica\u00e7\u00e3o entre o driver Modbus e m\u00faltiplos escravos com um conversor Ethernet\/RS-485.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comunica\u00e7\u00e3o do Modbus com m\u00faltiplos escravos via conversor RS-485.\" \/>\n<meta property=\"og:description\" content=\"Este artigo mostra como resolver um problema de comunica\u00e7\u00e3o entre o driver Modbus e m\u00faltiplos escravos com um conversor Ethernet\/RS-485.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/\" \/>\n<meta property=\"og:site_name\" content=\"Elipse Knowledgebase\" \/>\n<meta property=\"article:publisher\" content=\"http:\/\/www.facebook.com\/elipsesoftware\" \/>\n<meta property=\"article:published_time\" content=\"2019-12-20T22:42:28+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-02-08T12:15:14+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/12\/9663\/1.png\" \/>\n<meta name=\"author\" content=\"D\u00e9lio Damin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"D\u00e9lio Damin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/\"},\"author\":{\"name\":\"D\u00e9lio Damin\",\"@id\":\"https:\/\/kb.elipse.com.br\/#\/schema\/person\/be597eff34b5f24af940a55332870778\"},\"headline\":\"Problemas Comuns no Driver Modbus: M\u00faltiplos Escravos com Conversor RS485.\",\"datePublished\":\"2019-12-20T22:42:28+00:00\",\"dateModified\":\"2024-02-08T12:15:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/\"},\"wordCount\":668,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\/\/kb.elipse.com.br\/#organization\"},\"articleSection\":[\"Elipse E3\",\"Modicon Modbus Master (ASC\/RTU\/TCP)\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/\",\"url\":\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/\",\"name\":\"Comunica\u00e7\u00e3o do Modbus com m\u00faltiplos escravos via conversor RS-485.\",\"isPartOf\":{\"@id\":\"https:\/\/kb.elipse.com.br\/#website\"},\"datePublished\":\"2019-12-20T22:42:28+00:00\",\"dateModified\":\"2024-02-08T12:15:14+00:00\",\"description\":\"Este artigo mostra como resolver um problema de comunica\u00e7\u00e3o entre o driver Modbus e m\u00faltiplos escravos com um conversor Ethernet\/RS-485.\",\"breadcrumb\":{\"@id\":\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"In\u00edcio\",\"item\":\"https:\/\/kb.elipse.com.br\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Problemas Comuns no Driver Modbus: M\u00faltiplos Escravos com Conversor RS485.\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/kb.elipse.com.br\/#website\",\"url\":\"https:\/\/kb.elipse.com.br\/\",\"name\":\"Elipse Knowledgebase\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/kb.elipse.com.br\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/kb.elipse.com.br\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/kb.elipse.com.br\/#organization\",\"name\":\"Elipse Software\",\"url\":\"https:\/\/kb.elipse.com.br\/\",\"sameAs\":[\"http:\/\/www.facebook.com\/elipsesoftware\"],\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/kb.elipse.com.br\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/05\/schererelipse-com-br\/logoElipse.png\",\"contentUrl\":\"https:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/05\/schererelipse-com-br\/logoElipse.png\",\"width\":161,\"height\":58,\"caption\":\"Elipse Software\"},\"image\":{\"@id\":\"https:\/\/kb.elipse.com.br\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/kb.elipse.com.br\/#\/schema\/person\/be597eff34b5f24af940a55332870778\",\"name\":\"D\u00e9lio Damin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/kb.elipse.com.br\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/fdf251d36430f8dd22144c3f1bc53376?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/fdf251d36430f8dd22144c3f1bc53376?s=96&d=mm&r=g\",\"caption\":\"D\u00e9lio Damin\"},\"url\":\"https:\/\/kb.elipse.com.br\/en\/author\/delio\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Comunica\u00e7\u00e3o do Modbus com m\u00faltiplos escravos via conversor RS-485.","description":"Este artigo mostra como resolver um problema de comunica\u00e7\u00e3o entre o driver Modbus e m\u00faltiplos escravos com um conversor Ethernet\/RS-485.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/","og_locale":"en_US","og_type":"article","og_title":"Comunica\u00e7\u00e3o do Modbus com m\u00faltiplos escravos via conversor RS-485.","og_description":"Este artigo mostra como resolver um problema de comunica\u00e7\u00e3o entre o driver Modbus e m\u00faltiplos escravos com um conversor Ethernet\/RS-485.","og_url":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/","og_site_name":"Elipse Knowledgebase","article_publisher":"http:\/\/www.facebook.com\/elipsesoftware","article_published_time":"2019-12-20T22:42:28+00:00","article_modified_time":"2024-02-08T12:15:14+00:00","og_image":[{"url":"http:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/12\/9663\/1.png"}],"author":"D\u00e9lio Damin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"D\u00e9lio Damin","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#article","isPartOf":{"@id":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/"},"author":{"name":"D\u00e9lio Damin","@id":"https:\/\/kb.elipse.com.br\/#\/schema\/person\/be597eff34b5f24af940a55332870778"},"headline":"Problemas Comuns no Driver Modbus: M\u00faltiplos Escravos com Conversor RS485.","datePublished":"2019-12-20T22:42:28+00:00","dateModified":"2024-02-08T12:15:14+00:00","mainEntityOfPage":{"@id":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/"},"wordCount":668,"commentCount":1,"publisher":{"@id":"https:\/\/kb.elipse.com.br\/#organization"},"articleSection":["Elipse E3","Modicon Modbus Master (ASC\/RTU\/TCP)"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/","url":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/","name":"Comunica\u00e7\u00e3o do Modbus com m\u00faltiplos escravos via conversor RS-485.","isPartOf":{"@id":"https:\/\/kb.elipse.com.br\/#website"},"datePublished":"2019-12-20T22:42:28+00:00","dateModified":"2024-02-08T12:15:14+00:00","description":"Este artigo mostra como resolver um problema de comunica\u00e7\u00e3o entre o driver Modbus e m\u00faltiplos escravos com um conversor Ethernet\/RS-485.","breadcrumb":{"@id":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/kb.elipse.com.br\/multiplos-escravos-com-conversor-rs485\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"In\u00edcio","item":"https:\/\/kb.elipse.com.br\/en\/"},{"@type":"ListItem","position":2,"name":"Problemas Comuns no Driver Modbus: M\u00faltiplos Escravos com Conversor RS485."}]},{"@type":"WebSite","@id":"https:\/\/kb.elipse.com.br\/#website","url":"https:\/\/kb.elipse.com.br\/","name":"Elipse Knowledgebase","description":"","publisher":{"@id":"https:\/\/kb.elipse.com.br\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/kb.elipse.com.br\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/kb.elipse.com.br\/#organization","name":"Elipse Software","url":"https:\/\/kb.elipse.com.br\/","sameAs":["http:\/\/www.facebook.com\/elipsesoftware"],"logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/kb.elipse.com.br\/#\/schema\/logo\/image\/","url":"https:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/05\/schererelipse-com-br\/logoElipse.png","contentUrl":"https:\/\/kb.elipse.com.br\/wp-content\/uploads\/2019\/05\/schererelipse-com-br\/logoElipse.png","width":161,"height":58,"caption":"Elipse Software"},"image":{"@id":"https:\/\/kb.elipse.com.br\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/kb.elipse.com.br\/#\/schema\/person\/be597eff34b5f24af940a55332870778","name":"D\u00e9lio Damin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/kb.elipse.com.br\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/fdf251d36430f8dd22144c3f1bc53376?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/fdf251d36430f8dd22144c3f1bc53376?s=96&d=mm&r=g","caption":"D\u00e9lio Damin"},"url":"https:\/\/kb.elipse.com.br\/en\/author\/delio\/"}]}},"_links":{"self":[{"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/posts\/9663"}],"collection":[{"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/comments?post=9663"}],"version-history":[{"count":22,"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/posts\/9663\/revisions"}],"predecessor-version":[{"id":15931,"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/posts\/9663\/revisions\/15931"}],"wp:attachment":[{"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/media?parent=9663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/categories?post=9663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kb.elipse.com.br\/en\/wp-json\/wp\/v2\/tags?post=9663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}