{"id":5963,"date":"2025-12-11T17:14:15","date_gmt":"2025-12-11T16:14:15","guid":{"rendered":"https:\/\/www.donadonsdd.com\/product\/indicateurs-de-rupture-ofi-04-et-ofi-07\/"},"modified":"2026-02-27T23:53:16","modified_gmt":"2026-02-27T22:53:16","slug":"ofi","status":"publish","type":"product","link":"https:\/\/www.donadonsdd.com\/fr\/produit\/ofi\/","title":{"rendered":"Indicateurs de rupture OFI 04 et OFI 07"},"content":{"rendered":"<p>Les indicateurs de rupture optique Donadon OFI 04 et OFI 07 sont des instruments tr\u00e8s simples et fiables pour d\u00e9tecter l&rsquo;\u00e9clatement des disques.<\/p>\n<p>Les bornes des fibres optiques sont install\u00e9es dans le porte-disque dans une position appropri\u00e9e et sont connect\u00e9es \u00e0 un amplificateur.<\/p>\n<p>La transmission de la lumi\u00e8re entre les deux fibres optiques est interrompue par l&rsquo;\u00e9clatement du disque et un signal est envoy\u00e9 au syst\u00e8me de s\u00e9curit\u00e9 de l&rsquo;usine.<\/p>\n<p>Si l&rsquo;amplificateur se trouve dans une zone class\u00e9e ATEX 1, 21, 2, 22, il doit \u00eatre install\u00e9 dans un bo\u00eetier certifi\u00e9 Ex d.<\/p>\n<p>Aucune pi\u00e8ce \u00e9lectrique ou mobile n&rsquo;est en contact avec l&rsquo;\u00e9quipement \u00e0 contr\u00f4ler et les indicateurs AIF ne constituent donc pas une source d&rsquo;inflammation.<\/p>\n<p>Les indicateurs OFI 04 et OFI 07 ne sont pas endommag\u00e9s par l&rsquo;ouverture du disque et ne doivent donc pas \u00eatre remplac\u00e9s. Il est recommand\u00e9 de nettoyer les glissi\u00e8res de protection. <\/p>\n<p>OFI 04 et OFI 07 indiquent l&rsquo;ouverture du disque pour tout entretien ou remplacement.<\/p>\n<p>L&rsquo;installation des zones d\u00e9pend du type de barri\u00e8re :<\/p>\n<ul>\n<li>Barri\u00e8re Ex ia &#8211;&gt; zone 0 ; 20 ; 1 ; 21 ; 2 ; 22<\/li>\n<li>Barri\u00e8re Ex ib &#8211;&gt; zone 1 ; 21 ; 2 ; 22<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Les indicateurs de rupture optique Donadon OFI 04 et OFI 07 sont des instruments tr\u00e8s simples et fiables pour d\u00e9tecter l&rsquo;\u00e9clatement des disques. Les bornes des fibres optiques sont install\u00e9es dans le porte-disque dans une position appropri\u00e9e et sont connect\u00e9es \u00e0 un amplificateur. La transmission de la lumi\u00e8re entre les deux fibres optiques est interrompue [&hellip;]<\/p>\n","protected":false},"featured_media":5964,"menu_order":0,"template":"","meta":{"_acf_changed":false},"categoria_prodotto":[97,81],"class_list":["post-5963","product","type-product","status-publish","has-post-thumbnail","hentry","categoria_prodotto-optic-fibre","categoria_prodotto-rupture-indicators"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Indicateur de disque de rupture \u00e0 fibre optique pour zones dangereuses - OFI<\/title>\n<meta name=\"description\" content=\"Indicateur de disque de rupture \u00e0 fibre optique pour la d\u00e9tection d&#039;\u00e9clatement sans alimentation \u00e9lectrique au point de d\u00e9tection. 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