{"id":584,"date":"2026-06-13T11:14:49","date_gmt":"2026-06-13T08:14:49","guid":{"rendered":"https:\/\/unified-automation.net\/index.php\/knowledge\/"},"modified":"2026-06-14T13:13:16","modified_gmt":"2026-06-14T10:13:16","slug":"knowledge","status":"publish","type":"page","link":"https:\/\/unified-automation.net\/index.php\/knowledge\/","title":{"rendered":"Knowledge"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\ud83d\udcda Knowledge<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Practical notes from the workshop floor \u2014 on PLCs, SCADA, migrations and keeping production running.<\/p>\n\n\n\n<div class=\"wp-block-group ua-article-card\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/unified-automation.net\/index.php\/recovering-plc-program-power-failure\/\">Recovering a PLC program after a power failure<\/a><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">When a controller comes back blank after an outage, what you do in the first hour decides everything. A practical guide.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/unified-automation.net\/index.php\/recovering-plc-program-power-failure\/\">Read article \u2192<\/a><\/p>\n<\/div><\/div>\n\n\n<div class=\"wp-block-group ua-article-card\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\"><h2 class=\"wp-block-heading\"><a href=\"https:\/\/unified-automation.net\/index.php\/retrofit-or-replace-control-system\/\">Retrofit or replace? Modernising an industrial control system<\/a><\/h2><p class=\"wp-block-paragraph\">How to decide between modernising your existing control system and replacing it &mdash; the questions we ask first.<\/p><p class=\"wp-block-paragraph\"><a href=\"https:\/\/unified-automation.net\/index.php\/retrofit-or-replace-control-system\/\">Read article &rarr;<\/a><\/p><\/div><\/div><div class=\"wp-block-group ua-article-card\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\"><h2 class=\"wp-block-heading\"><a href=\"https:\/\/unified-automation.net\/index.php\/scada-energy-monitoring-oee-30-machines\/\">SCADA energy monitoring &amp; OEE across 30 machines<\/a><\/h2><p class=\"wp-block-paragraph\">How we gave a plant live energy data, an MS SQL historian and real OEE &amp; piece-time numbers across thirty machines.<\/p><p class=\"wp-block-paragraph\"><a href=\"https:\/\/unified-automation.net\/index.php\/scada-energy-monitoring-oee-30-machines\/\">Read article &rarr;<\/a><\/p><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>\ud83d\udcda Knowledge Practical notes from the workshop floor \u2014 on PLCs, SCADA, migrations and keeping production running. Recovering a PLC program after a power failure When a controller comes back blank after an outage, what you do in the first hour decides everything. A practical guide. Read article \u2192 Retrofit or replace? Modernising an industrial [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"class_list":["post-584","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Knowledge - Unified Automation<\/title>\n<meta name=\"description\" content=\"Practical notes from the workshop floor: PLC, SCADA and automation articles from Unified Automation, an independent integrator in Timisoara, Romania.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/unified-automation.net\/index.php\/knowledge\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Knowledge - 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