{"id":8765,"date":"2024-02-27T11:01:46","date_gmt":"2024-02-27T10:01:46","guid":{"rendered":"https:\/\/selfbits.de\/modbus\/"},"modified":"2024-04-24T14:06:02","modified_gmt":"2024-04-24T13:06:02","slug":"modbus","status":"publish","type":"page","link":"https:\/\/selfbits.de\/en\/modbus\/","title":{"rendered":"Modbus"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"8765\" class=\"elementor elementor-8765 elementor-8513\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-24bd98e e-flex e-con-boxed e-con e-parent\" data-id=\"24bd98e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-9ddcd88 e-con-full e-flex e-con e-child\" data-id=\"9ddcd88\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-85359ea elementor-widget elementor-widget-heading\" data-id=\"85359ea\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.21.0 - 08-05-2024 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">What is Modbus?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2258b6 elementor-widget elementor-widget-text-editor\" data-id=\"b2258b6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.21.0 - 08-05-2024 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Modbus is a communication protocol used for data transmission in industrial automation systems. It was developed in 1979 and is one of the oldest and most widely used protocols for industrial automation. Modbus enables devices to exchange and communicate data with each other.<\/p>\n<p>Modbus is used in various applications, including process control systems, temperature controllers, measuring instruments, and other devices used in industrial automation. It is easy to implement and provides good compatibility between different devices, regardless of their manufacturer.<\/p>\n<p>Modbus has been the de facto standard for open protocols in the automation industry. However, in recent years, <a href=\"https:\/\/selfbits.de\/en\/what-is-opc-ua\/\">OPC UA<\/a> has become the preferred choice.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f93ec61 e-con-full e-flex e-con e-child\" data-id=\"f93ec61\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4b2fe7e elementor-widget elementor-widget-image\" data-id=\"4b2fe7e\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.21.0 - 08-05-2024 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_442837279_1080p_60-1024x1024.webp\" class=\"attachment-large size-large wp-image-8524\" alt=\"\" srcset=\"https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_442837279_1080p_60-1024x1024.webp 1024w, https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_442837279_1080p_60-300x300.webp 300w, https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_442837279_1080p_60-150x150.webp 150w, https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_442837279_1080p_60-768x768.webp 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b972e0b e-flex e-con-boxed e-con e-parent\" data-id=\"b972e0b\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-be1a599 elementor-widget elementor-widget-heading\" data-id=\"be1a599\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Dissemination<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c6cdb0 elementor-widget elementor-widget-text-editor\" data-id=\"0c6cdb0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Due to the openness of the protocol, it has been adopted in various application scenarios in recent years. These include:<\/p>\n<p>1. Process control systems: MODBUS is often used to exchange data between process control systems and other devices. This can include data such as process parameters, alarms, and other important information.<\/p>\n<p>2. Measurement devices: MODBUS is frequently employed to exchange data between measurement devices and other equipment. This can involve data like voltage, current, power, and other electrical quantities.<\/p>\n<p>3. Drive systems: MODBUS is commonly used to exchange data between drive systems and other devices. This can include data such as speed, torque, and other important drive parameters.<\/p>\n<p>4. Sensors: MODBUS is often utilized to exchange data between sensors and other devices. This may encompass data such as pressure, acceleration, and other critical sensor parameters.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-def8fc4 e-flex e-con-boxed e-con e-parent\" data-id=\"def8fc4\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d81267c e-con-full e-flex e-con e-child\" data-id=\"d81267c\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c4c0f00 elementor-widget elementor-widget-heading\" data-id=\"c4c0f00\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Interfaces and Operating Modes<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfaba13 elementor-widget elementor-widget-text-editor\" data-id=\"dfaba13\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>MODBUS can be operated either with older serial interfaces like RS-232 and RS-485 or via Ethernet.<\/p>\n<p>There are different operating modes available:<\/p>\n<p>MODBUS\/RTU: binary data transmission<br \/>\nMODBUS\/ASCII: transmission in ASCII format, theoretically human-readable<br \/>\nMODBUS\/TCP: similar to RTU, but Transmission Control Protocol (TCP) is used for transmission. TCP port 502 is reserved for MODBUS. Modbus\/TCP can also utilize Transport Layer Security (TLS) for secure data transmission since 2018, using TCP port 802 for this purpose.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab4e7cb elementor-widget elementor-widget-text-editor\" data-id=\"ab4e7cb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>More details on the implementation of the standard can be found in the <a href=\"https:\/\/www.modbus.org\/specs.php\">documentation<\/a>.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d67c1da e-con-full e-flex e-con e-child\" data-id=\"d67c1da\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-800093f elementor-widget elementor-widget-image\" data-id=\"800093f\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/2592395272_276e310934_c-jpg.webp\" class=\"attachment-large size-large wp-image-8516\" alt=\"Eine Hand h\u00e4lt einen RS-232-Stecker, wie er zur Implementierung Implementierung einer Modbus-RTU-Schnittstelle genutzt werden kann.\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">RS 232<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-962adc7 e-flex e-con-boxed e-con e-parent\" data-id=\"962adc7\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7166d29 elementor-widget elementor-widget-heading\" data-id=\"7166d29\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Usage for machine data acquisition<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c25c276 elementor-widget elementor-widget-text-editor\" data-id=\"c25c276\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Machines with a MODBUS interface can be connected to an IoT platform or a Manufacturing Execution System (<a href=\"https:\/\/selfbits.de\/en\/what-is-an-mes-system\/\">MES<\/a>) using a MODBUS-compatible driver that enables communication between the machine and the MES. The following steps can help in this process:<\/p>\n<p>1. Connecting the machine to the network: The machine needs to be connected to the MES system via an Ethernet cable or another type of network connection.<\/p>\n<p>2. Configuring the MODBUS driver: The MODBUS driver must be installed and configured on the MES system. This involves setting relevant parameters such as the IP address, port number, and other configuration details.<\/p>\n<p>3. Configuring the MODBUS interface on the machine: The MODBUS interface on the machine also needs to be configured. This includes setting relevant parameters such as the IP address, port number, and other configuration details.<\/p>\n<p>4. Checking the connection: Once the configuration is complete, the connection between the machine and the MES can be verified by exchanging data between the two systems.<\/p>\n<p>5. Integrating the data into the MES: Once the connection is established, the data from the machine can be integrated into the MES. Specific applications or tools can be used to translate the data into a readable format and integrate it into the MES.<\/p>\n<p>The necessary integration effort may vary depending on the system and MODBUS interface on the machine. However, the documentation and instructions provided by the respective manufacturer can provide initial guidance on the functionality and effort required for integration into a higher-level system.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4f11fb2 e-flex e-con-boxed e-con e-parent\" data-id=\"4f11fb2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-029cc7e e-flex e-con-boxed e-con e-child\" data-id=\"029cc7e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-36c57b7 e-con-full e-flex e-con e-child\" data-id=\"36c57b7\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-42e8422 elementor-widget elementor-widget-image\" data-id=\"42e8422\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_433567528-1-300x300.webp\" class=\"attachment-medium size-medium wp-image-8506\" alt=\"\" srcset=\"https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_433567528-1-300x300.webp 300w, https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_433567528-1-1024x1024.webp 1024w, https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_433567528-1-150x150.webp 150w, https:\/\/selfbits.de\/wp-content\/uploads\/2023\/02\/shutterstock_433567528-1-768x768.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dfc3542 e-con-full e-flex e-con e-child\" data-id=\"dfc3542\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-894be3d elementor-widget elementor-widget-heading\" data-id=\"894be3d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Do you have any questions regarding the integration of MODBUS-enabled devices?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b960399 elementor-widget elementor-widget-text-editor\" data-id=\"b960399\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Feel free to contact us &#8211; we are happy to speak with you free of charge and without obligation about your questions and your specific use case.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34f0114 elementor-widget elementor-widget-button\" data-id=\"34f0114\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/selfbits.de\/en\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACT US NOW<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>What is Modbus? Modbus is a communication protocol used for data transmission in industrial automation systems. It was developed in 1979 and is one of the oldest and most widely used protocols for industrial automation. Modbus enables devices to exchange and communicate data with each other. Modbus is used in various applications, including process control [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","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":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","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-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-gradient":""}},"ast-content-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-gradient":""},"tablet":{"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-gradient":""},"mobile":{"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-gradient":""}},"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - 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