{"id":420,"date":"2019-03-27T10:12:40","date_gmt":"2019-03-27T10:12:40","guid":{"rendered":"https:\/\/sso2.com\/?page_id=420"},"modified":"2025-11-19T18:06:27","modified_gmt":"2025-11-19T18:06:27","slug":"glossary","status":"publish","type":"page","link":"https:\/\/sso2.com\/fr\/glossary\/","title":{"rendered":"Glossaire"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"420\" class=\"elementor elementor-420\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3abdac2 elementor-section-items-stretch elementor-section-height-min-height elementor-section-boxed elementor-section-height-default\" data-id=\"3abdac2\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-403a7161\" data-id=\"403a7161\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-5af4c2c4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5af4c2c4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-1c2a3534\" data-id=\"1c2a3534\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-771c8cac elementor-widget__width-auto elementor-widget elementor-widget-heading\" data-id=\"771c8cac\" 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<div class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/sso2.com\/fr\/\">Accueil<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-60ac19da elementor-widget__width-initial elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"60ac19da\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-slash\" viewbox=\"0 0 640 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M594.53 508.63L6.18 53.9c-6.97-5.42-8.23-15.47-2.81-22.45L23.01 6.18C28.43-.8 38.49-2.06 45.47 3.37L633.82 458.1c6.97 5.42 8.23 15.47 2.81 22.45l-19.64 25.27c-5.42 6.98-15.48 8.23-22.46 2.81z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\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-7d8f5089 elementor-widget__width-auto elementor-widget elementor-widget-heading\" data-id=\"7d8f5089\" 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<div class=\"elementor-heading-title elementor-size-default\"><a href=\"#\">Glossaire<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-6cac600e elementor-reverse-tablet elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6cac600e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-2b2a8bda\" data-id=\"2b2a8bda\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-566b0202 elementor-widget elementor-widget-heading\" data-id=\"566b0202\" 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<h1 class=\"elementor-heading-title elementor-size-default\">Glossaire<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-40b74e64\" data-id=\"40b74e64\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-40caedb7 animated-fast elementor-invisible elementor-widget elementor-widget-image\" data-id=\"40caedb7\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&quot;,&quot;_animation_mobile&quot;:&quot;none&quot;}\" 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 decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?fit=2560%2C1707&amp;ssl=1\" class=\"attachment-full size-full wp-image-1310\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?resize=1024%2C683&amp;ssl=1 1024w, https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?w=1600&amp;ssl=1 1600w, https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2021\/02\/oil_gas_processing_facility-scaled.jpg?w=2400&amp;ssl=1 2400w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-11dde119 e-flex e-con-boxed e-con e-parent\" data-id=\"11dde119\" 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-78bfcb59 elementor-widget elementor-widget-text-editor\" data-id=\"78bfcb59\" 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<p>\u00c9galement appel\u00e9 vocabulaire ou d\u00e9finition des termes, nous avons rassembl\u00e9 quelques termes courants li\u00e9s \u00e0 nos capteurs d\u2019O\u2082 de pr\u00e9cision. Si vous rencontrez un terme qui vous est inconnu, contactez-nous.<\/p><p>\n<table id=\"tablepress-35\" class=\"tablepress tablepress-id-35\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Terme<\/th><th class=\"column-2\">D\u00e9finition <\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\"><b>Pr\u00e9cision<\/b><\/td><td class=\"column-2\">La qualit\u00e9 de la proximit\u00e9 par rapport \u00e0 une valeur sp\u00e9cifi\u00e9e dans des conditions d\u00e9finies. G\u00e9n\u00e9ralement exprim\u00e9e comme incertitude \u2013 l\u2019\u00e9cart maximal attendu entre une lecture ou une sortie et la valeur r\u00e9elle mesur\u00e9e.<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\"><b>Air ambiant<\/b><\/td><td class=\"column-2\">Souvent utilis\u00e9 comme terme lors de la calibration d\u2019un analyseur d\u2019oxyg\u00e8ne. L\u2019air ambiant contient 20,9 % d\u2019oxyg\u00e8ne, qui peut \u00eatre utilis\u00e9 comme valeur connue de gaz SPAN.<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\"><b>Temp\u00e9rature ambiante<\/b><\/td><td class=\"column-2\">La temp\u00e9rature minimale \/ maximale de l\u2019air entourant l\u2019appareil ou l\u2019\u00e9quipement. Un param\u00e8tre critique lors de la sp\u00e9cification d\u2019un analyseur.<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\"><b>Analogique<\/b><\/td><td class=\"column-2\">Un param\u00e8tre qui varie de mani\u00e8re continue, plut\u00f4t que par incr\u00e9ments ou \u00e9tapes discr\u00e8tes.<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\"><b>\u00c9talonner<\/b><\/td><td class=\"column-2\">Pour d\u00e9terminer l\u2019indication ou la sortie d\u2019un appareil par rapport \u00e0 une norme. <br \/>\n<br \/>\nDe 0 \u00e0 9, un demi-chiffre affichera 0 ou 1 et d\u00e9passera \u00e0 2, un chiffre 3\/4 affichera jusqu\u2019\u00e0 3 et d\u00e9passera \u00e0 4. Un compteur avec une plage d\u2019affichage de \u00b13999 comptes est un compteur 3\u00be chiffres.<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\"><b>EMI \/ RFI<\/b><\/td><td class=\"column-2\">Interf\u00e9rences \u00e9lectromagn\u00e9tiques \/ Interf\u00e9rences radiofr\u00e9quence <\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\"><b>\u00c9chelle \u00e9tendue<\/b><\/td><td class=\"column-2\">Une disposition qui \u00e9tend une portion sp\u00e9cifique d\u2019une plage globale pour occuper une plus grande partie de la longueur de l\u2019\u00e9chelle compl\u00e8te que ce qu\u2019elle ferait normalement.<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\"><b>Antid\u00e9flagrant<\/b><\/td><td class=\"column-2\">Une enveloppe capable de r\u00e9sister \u00e0 l\u2019explosion d\u2019un gaz ou d\u2019une vapeur sp\u00e9cifi\u00e9(e) pouvant se produire \u00e0 l\u2019int\u00e9rieur et d\u2019emp\u00eacher l\u2019inflammation d\u2019un gaz ou d\u2019une vapeur sp\u00e9cifi\u00e9(e) entourant l\u2019enveloppe par des \u00e9tincelles, des \u00e9clairs, de la chaleur ou l\u2019explosion du gaz ou de la vapeur \u00e0 l\u2019int\u00e9rieur.<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\"><b>Formulaire \/ Forme<\/b><\/td><td class=\"column-2\">Une m\u00e9thode pour sp\u00e9cifier la configuration des contacts du relais : Forme A SPST-NO monopolaire, un seul jet, normalement ouvert Forme B SPST-NC monopolaire, un seul jet, normalement ferm\u00e9 Forme C SPDT monopolaire, double jet Changement CO identique \u00e0 SPDT<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\"><b>Valeur pleine \u00e9chelle<\/b><\/td><td class=\"column-2\">La somme arithm\u00e9tique des deux valeurs de fin d\u2019\u00e9chelle (peut ne pas s\u2019appliquer \u00e0 certains compteurs sp\u00e9cialis\u00e9s, comme le facteur de puissance). Lorsque z\u00e9ro n\u2019est pas sur l\u2019\u00e9chelle, la valeur pleine \u00e9chelle est la valeur de fin d\u2019\u00e9chelle la plus \u00e9lev\u00e9e. Exemples : \u00c9chelle Valeur pleine \u00e9chelle 0\u201310 ppm, 0\u2013100 ppm, 0\u2013500 ppm, 0\u20131000 ppm, 0\u20132500 ppm, 0\u201310000 ppm, 0\u20131 %, 0\u20135 %, 0\u201310 %, 0\u201325 %<\/td>\n<\/tr>\n<tr class=\"row-12\">\n\t<td class=\"column-1\"><b>Mise \u00e0 la terre<\/b><\/td><td class=\"column-2\">Point de r\u00e9f\u00e9rence pour un syst\u00e8me \u00e9lectrique. Souvent utilis\u00e9 pour indiquer une connexion \u00e0 la terre ou le c\u00f4t\u00e9 n\u00e9gatif d\u2019une alimentation CC.<\/td>\n<\/tr>\n<tr class=\"row-13\">\n\t<td class=\"column-1\"><b>Erreur de lin\u00e9arit\u00e9<\/b><\/td><td class=\"column-2\">Une mesure de l\u2019\u00e9cart par rapport \u00e0 une r\u00e9ponse lin\u00e9aire dans la relation entre deux quantit\u00e9s, o\u00f9 la variation d\u2019une quantit\u00e9 est directement proportionnelle \u00e0 la variation de l\u2019autre. G\u00e9n\u00e9ralement exprim\u00e9e en pourcentage maximum.<\/td>\n<\/tr>\n<tr class=\"row-14\">\n\t<td class=\"column-1\"><b>Bo\u00eetier NEMA 4X \/ IP66 (\u00e9tanche \u00e0 la poussi\u00e8re et \u00e0 l\u2019eau)<\/b><\/td><td class=\"column-2\">Um padr\u00e3o de classifica\u00e7\u00e3o que define o uso pretendido e o grau de prote\u00e7\u00e3o ambiental. Normalmente associado a analisadores que ser\u00e3o instalados ao ar livre.<\/td>\n<\/tr>\n<tr class=\"row-15\">\n\t<td class=\"column-1\"><b>ppm (parties par million)<\/b><\/td><td class=\"column-2\">Un format pratique pour exprimer des nombres tr\u00e8s petits, comme les coefficients de temp\u00e9rature. 100 ppm correspond \u00e0 0,01 %. PPM est \u00e9galement \u00e9crit comme \u00ab trace \u00bb, comme dans l\u2019oxyg\u00e8ne en trace.<\/td>\n<\/tr>\n<tr class=\"row-16\">\n\t<td class=\"column-1\"><b>PSIA (PSI absolu)<\/b><\/td><td class=\"column-2\">Une mesure de pression utilisant le vide comme r\u00e9f\u00e9rence.<\/td>\n<\/tr>\n<tr class=\"row-17\">\n\t<td class=\"column-1\"><b>PSIG (PSI manom\u00e9trique)<\/b><\/td><td class=\"column-2\">Une lecture de pression utilisant la pression de l\u2019air ambiant comme r\u00e9f\u00e9rence.<\/td>\n<\/tr>\n<tr class=\"row-18\">\n\t<td class=\"column-1\"><b>Plage<\/b><\/td><td class=\"column-2\">La plage de valeurs sur laquelle un appareil fonctionnera sans entrer en condition de surcharge, par ex. 0\u2013100 ppm<\/td>\n<\/tr>\n<tr class=\"row-19\">\n\t<td class=\"column-1\"><b>R\u00e9p\u00e9tabilit\u00e9<\/b><\/td><td class=\"column-2\">La capacit\u00e9 d\u2019un instrument \u00e0 enregistrer la m\u00eame lecture lors de mesures successives de la m\u00eame entr\u00e9e.<\/td>\n<\/tr>\n<tr class=\"row-20\">\n\t<td class=\"column-1\"><b>RESOLUTION<\/b><\/td><td class=\"column-2\">Le degr\u00e9 auquel des valeurs presque \u00e9gales d\u2019une grandeur peuvent \u00eatre discrimin\u00e9es. Dans les compteurs num\u00e9riques, la valeur repr\u00e9sent\u00e9e par un changement d\u2019un chiffre dans le chiffre de poids le plus faible.<\/td>\n<\/tr>\n<tr class=\"row-21\">\n\t<td class=\"column-1\"><b>Sensibilit\u00e9<\/b><\/td><td class=\"column-2\">A altera\u00e7\u00e3o m\u00ednima na entrada \u00e0 qual um dispositivo pode responder.<\/td>\n<\/tr>\n<tr class=\"row-22\">\n\t<td class=\"column-1\"><b>Blindage \/ Bouclier<\/b><\/td><td class=\"column-2\">Un rev\u00eatement conducteur protecteur qui fournit un chemin de moindre r\u00e9sistance vers la terre pour les interf\u00e9rences externes.<\/td>\n<\/tr>\n<tr class=\"row-23\">\n\t<td class=\"column-1\"><b>R\u00e9glage de l\u2019\u00e9talonnage de l\u2019\u00e9chelle<\/b><\/td><td class=\"column-2\">La capacit\u00e9 d\u2019ajuster le gain d\u2019un instrument afin que la valeur affich\u00e9e.<\/td>\n<\/tr>\n<tr class=\"row-24\">\n\t<td class=\"column-1\"><b>Temps de r\u00e9ponse T90<\/b><\/td><td class=\"column-2\">Le temps requis pour qu\u2019un capteur r\u00e9ponde \u00e0 90 % de son changement total r\u00e9sultant d\u2019une entr\u00e9e en \u00e9chelon.<\/td>\n<\/tr>\n<tr class=\"row-25\">\n\t<td class=\"column-1\"><b>\u00c9metteur \u00e0 deux fils<\/b><\/td><td class=\"column-2\">Une configuration d\u2019instrument dans laquelle la sortie du signal et l\u2019entr\u00e9e d\u2019alimentation partagent deux fils, l\u2019alimentation \u00e9tant transmise sur un fil et renvoy\u00e9e vers un syst\u00e8me PLC ou DCS via un signal de 4\u201320 mA sur l\u2019autre fil. Dans la plupart des cas, ce signal n\u2019est pas isol\u00e9.<\/td>\n<\/tr>\n<tr class=\"row-26\">\n\t<td class=\"column-1\"><b>R\u00e9glage de l\u2019\u00e9talonnage de l\u2019\u00e9chelle<\/b><\/td><td class=\"column-2\">La capacit\u00e9 d\u2019ajuster un instrument de sorte que la sortie z\u00e9ro ou l\u2019affichage z\u00e9ro corresponde \u00e0 un signal d\u2019entr\u00e9e sp\u00e9cifique, tel que 0 V ou 4 mA.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-35 from cache --><\/p>\t\t\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\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Home Also referred to as a vocabulary or definition of terms, we have put together some common terms that come up in reference to our precision O2 sensors.\u00a0 If you run across a term you are not familiar with, contact us.<\/p>","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-420","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Glossary of Oxygen &amp; 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