{"id":84,"date":"2016-05-26T08:19:08","date_gmt":"2016-05-26T06:19:08","guid":{"rendered":"http:\/\/kiube.se\/i013\/?p=84"},"modified":"2016-05-26T08:24:36","modified_gmt":"2016-05-26T06:24:36","slug":"modbus","status":"publish","type":"post","link":"https:\/\/kiube.se\/i013\/2016\/05\/26\/modbus\/","title":{"rendered":"Modbus"},"content":{"rendered":"<p><b><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"http:\/\/www.comtrol.com\/wp-content\/uploads\/modbusRouter_system_2prt_ver2.jpg\" width=\"731\" height=\"539\" \/>Modbus<\/b>\u00a0is a serial\u00a0<a title=\"Communications protocol\" href=\"https:\/\/en.wikipedia.org\/wiki\/Communications_protocol\">communications protocol<\/a>\u00a0originally published by\u00a0<a class=\"mw-disambig\" title=\"Modicon\" href=\"https:\/\/en.wikipedia.org\/wiki\/Modicon\">Modicon<\/a>\u00a0(now\u00a0<a title=\"Schneider Electric\" href=\"https:\/\/en.wikipedia.org\/wiki\/Schneider_Electric\">Schneider Electric<\/a>) in 1979 for use with its\u00a0<a title=\"Programmable logic controller\" href=\"https:\/\/en.wikipedia.org\/wiki\/Programmable_logic_controller\">programmable logic controllers<\/a>\u00a0(PLCs). Simple and robust, it has since become a\u00a0<i><a title=\"De facto\" href=\"https:\/\/en.wikipedia.org\/wiki\/De_facto\">de facto<\/a><\/i>\u00a0<a title=\"Standardization\" href=\"https:\/\/en.wikipedia.org\/wiki\/Standardization\">standard<\/a>\u00a0communication protocol, and it is now a commonly available means of connecting industrial\u00a0<a title=\"Electronics\" href=\"https:\/\/en.wikipedia.org\/wiki\/Electronics\">electronic<\/a>\u00a0devices.<sup id=\"cite_ref-Drury2009_1-0\" class=\"reference\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/Modbus#cite_note-Drury2009-1\">[1]<\/a><\/sup>\u00a0The main reasons for the use of Modbus in the industrial environment are:<\/p>\n<ul>\n<li>developed with industrial applications in mind<\/li>\n<li>openly published and royalty-free<\/li>\n<li>easy to deploy and maintain<\/li>\n<li>moves raw bits or words without placing many restrictions on vendors<\/li>\n<\/ul>\n<p>K\u00e4lla: <a href=\"https:\/\/en.wikipedia.org\/wiki\/Modbus\">Wikipedia<\/a>, <a href=\"http:\/\/www.comtrol.com\">Comcontrol Corporation<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Modbus\u00a0is a serial\u00a0communications protocol\u00a0originally published by\u00a0Modicon\u00a0(now\u00a0Schneider Electric) in 1979 for use with its\u00a0programmable logic controllers\u00a0(PLCs). Simple and robust, it has [&hellip;]<\/p>\n","protected":false},"author":131,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2],"tags":[19],"class_list":["post-84","post","type-post","status-publish","format-standard","hentry","category-protokoll","tag-modbus"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Modbus - Mellanrum - Connecting things<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kiube.se\/i013\/2016\/05\/26\/modbus\/\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Modbus - Mellanrum - Connecting things\" \/>\n<meta property=\"og:description\" content=\"Modbus\u00a0is a serial\u00a0communications protocol\u00a0originally published by\u00a0Modicon\u00a0(now\u00a0Schneider Electric) in 1979 for use with its\u00a0programmable logic controllers\u00a0(PLCs). 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