{"id":3526,"date":"2026-07-30T15:10:54","date_gmt":"2026-07-30T13:10:54","guid":{"rendered":"https:\/\/fixsus.be\/faq\/what-happens-if-the-central-plc-fails\/"},"modified":"2026-10-20T12:34:10","modified_gmt":"2026-10-20T10:34:10","slug":"what-happens-if-the-central-plc-fails","status":"publish","type":"faq","link":"https:\/\/fixsus.be\/en\/faq\/what-happens-if-the-central-plc-fails\/","title":{"rendered":"What happens if the central PLC fails?"},"content":{"rendered":"<h2 class=\"wp-block-post-title\">What happens if the central PLC fails?<\/h2>\n<p class=\"wp-block-paragraph\">That depends on the chosen level of redundancy.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>With redundant PLC<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">With cold redundancy, the standby PLC takes over operation. The building remains controlled without intervention. <\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Without redundant PLC<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">The field devices revert to their safe state (fail-safe). Thanks to the monthly backup and the spare pool, the central unit can be quickly replaced and restored. <\/p>\n","protected":false},"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"faq-categorie":[181],"class_list":["post-3526","faq","type-faq","status-publish","hentry","faq-categorie-operational-reliability"],"acf":[],"_links":{"self":[{"href":"https:\/\/fixsus.be\/en\/wp-json\/wp\/v2\/faq\/3526","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fixsus.be\/en\/wp-json\/wp\/v2\/faq"}],"about":[{"href":"https:\/\/fixsus.be\/en\/wp-json\/wp\/v2\/types\/faq"}],"wp:attachment":[{"href":"https:\/\/fixsus.be\/en\/wp-json\/wp\/v2\/media?parent=3526"}],"wp:term":[{"taxonomy":"faq-categorie","embeddable":true,"href":"https:\/\/fixsus.be\/en\/wp-json\/wp\/v2\/faq-categorie?post=3526"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}