{"id":823,"date":"2026-04-03T21:14:36","date_gmt":"2026-04-03T21:14:36","guid":{"rendered":"https:\/\/piscada.io\/?page_id=823"},"modified":"2026-04-03T21:25:19","modified_gmt":"2026-04-03T21:25:19","slug":"scada-5","status":"publish","type":"page","link":"https:\/\/piscada.io\/?page_id=823","title":{"rendered":"SCADA 5"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"823\" class=\"elementor elementor-823\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e738e11 e-con-full e-flex e-con e-parent\" data-id=\"e738e11\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-981aea0 elementor-widget elementor-widget-heading\" data-id=\"981aea0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SCADA<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-646d8d2 elementor-widget elementor-widget-heading\" data-id=\"646d8d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\">The basics of Supervision Control And Data Acquisition<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<!-- dce invisible element 530ffcd --><div class=\"elementor-element elementor-element-75d7d42 e-grid e-con-boxed e-con e-parent\" data-id=\"75d7d42\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-49f1d2e elementor-widget elementor-widget-eael-creative-button\" data-id=\"49f1d2e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-creative-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-creative-button-wrapper\">\n\n            <a class=\"eael-creative-button eael-creative-button--default\" href=\"https:\/\/piscada.io\/?page_id=742\" data-text=\"\">\n            \t    \n                <div class=\"creative-button-inner\">\n\n                    \n                    <span class=\"cretive-button-text\">Introduction<\/span>\n\n                                    <\/div>\n\t                        <\/a>\n        <\/div>\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f820685 elementor-widget elementor-widget-eael-creative-button\" data-id=\"f820685\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-creative-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-creative-button-wrapper\">\n\n            <a class=\"eael-creative-button eael-creative-button--default\" href=\"https:\/\/piscada.io\/?page_id=748\" data-text=\"\">\n            \t    \n                <div class=\"creative-button-inner\">\n\n                    \n                    <span class=\"cretive-button-text\">Digital I\/O<\/span>\n\n                                    <\/div>\n\t                        <\/a>\n        <\/div>\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c7b61dd elementor-widget elementor-widget-eael-creative-button\" data-id=\"c7b61dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-creative-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-creative-button-wrapper\">\n\n            <a class=\"eael-creative-button eael-creative-button--default\" href=\"https:\/\/piscada.io\/?page_id=792\" data-text=\"\">\n            \t    \n                <div class=\"creative-button-inner\">\n\n                    \n                    <span class=\"cretive-button-text\">Analogue I\/O<\/span>\n\n                                    <\/div>\n\t                        <\/a>\n        <\/div>\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20b9561 elementor-widget elementor-widget-eael-creative-button\" data-id=\"20b9561\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-creative-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-creative-button-wrapper\">\n\n            <a class=\"eael-creative-button eael-creative-button--default\" href=\"https:\/\/piscada.io\/?page_id=806\" data-text=\"\">\n            \t    \n                <div class=\"creative-button-inner\">\n\n                    \n                    <span class=\"cretive-button-text\">Alarms<\/span>\n\n                                    <\/div>\n\t                        <\/a>\n        <\/div>\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1258dfa elementor-widget elementor-widget-eael-creative-button\" data-id=\"1258dfa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-creative-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-creative-button-wrapper\">\n\n            <a class=\"eael-creative-button eael-creative-button--default\" href=\"https:\/\/piscada.io\/?page_id=823\" data-text=\"\">\n            \t    \n                <div class=\"creative-button-inner\">\n\n                    \n                    <span class=\"cretive-button-text\">Logging<\/span>\n\n                                    <\/div>\n\t                        <\/a>\n        <\/div>\n        \t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4441845 elementor-widget elementor-widget-eael-creative-button\" data-id=\"4441845\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-creative-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t        <div class=\"eael-creative-button-wrapper\">\n\n            <a class=\"eael-creative-button eael-creative-button--default\" href=\"#\" data-text=\"\">\n            \t    \n                <div class=\"creative-button-inner\">\n\n                    \n                    <span class=\"cretive-button-text\">Database<\/span>\n\n                                    <\/div>\n\t                        <\/a>\n        <\/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-f06695c e-con-full e-grid e-con e-parent\" data-id=\"f06695c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a59c084 elementor-widget elementor-widget-text-editor\" data-id=\"a59c084\" data-element_type=\"widget\" data-e-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\t\t<h3>\u00a0<\/h3><h3 style=\"text-align: center;\"><span style=\"color: #33cccc;\">DATA LOGGING<\/span><\/h3><div><span style=\"color: #33cccc;\">\u00a0<\/span><\/div><p>A SCADA solution is usually capable of storing large quantities of events in a time sequence.<br \/>This is a very useful and powerful tool. The basis of it is to log whatever the system setup has decided to register.<br \/>These are some of the most common types of data that we can log :<br \/>\u2013 Any change of state of any digital variable, input or output<br \/>\u2013 For analog values, any variable can be set to be logged at a fixed sample interval. This allows for later retrieval of this data to be plotted against time variable. Fine logging of variables can create unnecessary large amounts of log data.<br \/>\u2013 All alarm changes of state are usually logged.<br \/>\u2013 Internal system actions may be logged and become important in debugging situations. These include communication errors, remote units that lose or regain contact, some operator actions, and the management of the log itself.<\/p><p>Log files can be exported, as almost any type of data in a SCADA system, and used for data processing or archiving offline.<br \/>There is always a limit to the amount of data that a system can log before needing to let go of some of it, caused by lack of storage space. This can be handled by human intervention but it can also exist as a safety measure if no action is taken by an operator.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8110a81 elementor-widget elementor-widget-image\" data-id=\"8110a81\" data-element_type=\"widget\" data-e-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\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"488\" src=\"https:\/\/piscada.io\/wp-content\/uploads\/2026\/04\/07-DataLog-2026-04-03-at-2.42.48-PM-1024x488.png\" class=\"attachment-large size-large wp-image-728\" alt=\"\" srcset=\"https:\/\/piscada.io\/wp-content\/uploads\/2026\/04\/07-DataLog-2026-04-03-at-2.42.48-PM-1024x488.png 1024w, https:\/\/piscada.io\/wp-content\/uploads\/2026\/04\/07-DataLog-2026-04-03-at-2.42.48-PM-300x143.png 300w, https:\/\/piscada.io\/wp-content\/uploads\/2026\/04\/07-DataLog-2026-04-03-at-2.42.48-PM-768x366.png 768w, https:\/\/piscada.io\/wp-content\/uploads\/2026\/04\/07-DataLog-2026-04-03-at-2.42.48-PM-1536x732.png 1536w, https:\/\/piscada.io\/wp-content\/uploads\/2026\/04\/07-DataLog-2026-04-03-at-2.42.48-PM.png 1749w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\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-76433f7 e-flex e-con-boxed e-con e-parent\" data-id=\"76433f7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\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>SCADA The basics of Supervision Control And Data Acquisition This content is only available for registered users. Introduction Digital I\/O [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","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-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":"","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-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":"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":""},"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-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-823","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/piscada.io\/index.php?rest_route=\/wp\/v2\/pages\/823","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/piscada.io\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/piscada.io\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/piscada.io\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/piscada.io\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=823"}],"version-history":[{"count":10,"href":"https:\/\/piscada.io\/index.php?rest_route=\/wp\/v2\/pages\/823\/revisions"}],"predecessor-version":[{"id":845,"href":"https:\/\/piscada.io\/index.php?rest_route=\/wp\/v2\/pages\/823\/revisions\/845"}],"wp:attachment":[{"href":"https:\/\/piscada.io\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=823"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}