{"id":706,"date":"2014-10-01T12:54:44","date_gmt":"2014-10-01T16:54:44","guid":{"rendered":"http:\/\/rdcc.cashin.ca\/?page_id=706"},"modified":"2017-12-17T23:58:42","modified_gmt":"2017-12-18T04:58:42","slug":"quel-type-thermocouple-devrais-utiliser","status":"publish","type":"page","link":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/","title":{"rendered":"Quel type de thermocouple devrais-je utiliser?"},"content":{"rendered":"<div class=\"wpb-content-wrapper\">[mk_page_section padding_top=\u00a0\u00bb50&Prime; padding_bottom=\u00a0\u00bb50&Prime; el_class=\u00a0\u00bbintro-thermo-section desktop-section\u00a0\u00bb sidebar=\u00a0\u00bbsidebar-1&Prime;][vc_column width=\u00a0\u00bb1\/4&Prime; el_class=\u00a0\u00bbleft-sidebar-column\u00a0\u00bb][mk_custom_sidebar sidebar=\u00a0\u00bbsidebar-19&Prime;][\/vc_column][vc_column width=\u00a0\u00bb3\/4&Prime; el_class=\u00a0\u00bbright-side-column\u00a0\u00bb][vc_row_inner][vc_column_inner el_class=\u00a0\u00bbnumber-icon-column\u00a0\u00bb width=\u00a0\u00bb1\/12&Prime;][mk_image src=\u00a0\u00bbhttp:\/\/rdccontrol.com\/wp-content\/uploads\/2017\/12\/3.png\u00a0\u00bb image_size=\u00a0\u00bbfull\u00a0\u00bb][\/vc_column_inner][vc_column_inner el_class=\u00a0\u00bbnumber-icon-title-column\u00a0\u00bb width=\u00a0\u00bb5\/6&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1513319124648{margin-bottom: 0px !important;}\u00a0\u00bb]\n<h2 class=\"icon-h2\">Quel type de thermocouple devrais-je utiliser?<\/h2>\n<div class=\"ctm-space\"><\/div>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][mk_table el_class=\u00a0\u00bbthermocouple-table\u00a0\u00bb]\n<table>\n<thead>\n<tr>\n<th rowspan=\"2\"><b>Lettres<br \/>\nASTM<br \/>\nE-230<\/b><\/th>\n<th rowspan=\"2\"><b>Nom commercial des<br \/>\nThermo-\u00e9l\u00e9ments<\/b><\/th>\n<th rowspan=\"2\"><b>Alliages des<br \/>\nThermo-\u00e9l\u00e9ments<\/b><\/th>\n<th colspan=\"2\"><b>Mat\u00e9riel de protection ou d\u2019isolation des conducteurs de thermocouple<\/b><\/th>\n<\/tr>\n<tr>\n<th><b>Lorsque les conducteurs du thermocouple sont isol\u00e9s avec des perles de c\u00e9ramiques ou isolation de fil de thermocouple.<\/b><\/th>\n<th><b>Lorsque les thermocouples sont fabriqu\u00e9s avec du MGO.<\/b><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"top-tr\">\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>T<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Cuivre (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Cuivre<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le type T peut \u00eatre aussi bien utilis\u00e9 dans une atmosph\u00e8re oxydante que r\u00e9ductrice et pour un temps d\u2019utilisation plus long, un tube de protection est recommand\u00e9. \u00c0 cause de sa stabilit\u00e9 \u00e0 basse temp\u00e9rature, le type T est sup\u00e9rieur pour une grande vari\u00e9t\u00e9 d\u2019applications de mesures de basse temp\u00e9rature et de cryog\u00e9nie. Ces temp\u00e9ratures d\u2019op\u00e9ration sont de -200\u00b0 \u00e0 350\u00b0C (-330\u00b0 \u00e0 660\u00b0F), et peut aussi \u00eatre utilis\u00e9 a -269\u00b0C (-452\u00b0F) (\u00e9bullition de l\u2019h\u00e9lium).<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le type T est utilis\u00e9 entre 0\u00b0 et 350\u00b0C (32\u00b0 et 660\u00b0F) et il est tr\u00e8s stable pour les applications de mesures de basse temp\u00e9rature et de cryog\u00e9nie. Pour les applications en dessous de 0\u00b0C (32\u00b0F), une s\u00e9lection sp\u00e9ciale d\u2019alliage peut \u00eatre requise.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Constantan (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">45% Nickel \u2013<br \/>\n55% Cuivre<\/td>\n<\/tr>\n<tr class=\"top-tr\">\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>E<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Chromel (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">90% Nickel \u2013 10% Chrome<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le thermocouple de type E est un bon choix pour les temp\u00e9ratures jusqu\u2019\u00e0 900\u00b0C (1650\u00b0F) dans une atmosph\u00e8re sous vide, inerte, mod\u00e9r\u00e9ment oxydante ou r\u00e9ductrice. Aux temp\u00e9ratures cryog\u00e9niques, il n\u2019est pas sujet \u00e0 la corrosion. C\u2019est le type E qui g\u00e9n\u00e8re le plus haut voltage de sortie (EMF) par degr\u00e9 de tous les autres types de thermocouple.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le type E est utilis\u00e9 entre 0\u00b0 et 900\u00b0C (32\u00b0 et 1650\u00b0F). Si la temp\u00e9rature de l\u2019application se situe entre 315\u00b0 et 600\u00b0C (600\u00b0 et 1100\u00b0F), nous recommandons le type J ou N, due \u00e0 une instabilit\u00e9 de la structure chimique des alliages constituant le type E causant une d\u00e9rive positive de +2\u00b0 \u00e0 +4\u00b0F en seulement quelques heures. Pour les applications en dessous de 0\u00b0C (32\u00b0F), une s\u00e9lection sp\u00e9ciale d\u2019alliage peut \u00eatre requise.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Constantan (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">45% Nickel \u2013 55% Cuivre<\/td>\n<\/tr>\n<tr class=\"top-tr\">\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>J<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Fer (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Fer<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le type J peut \u00eatre utilis\u00e9, prot\u00e9g\u00e9 ou non prot\u00e9g\u00e9 en absence d\u2019oxyg\u00e8ne libre. Afin d\u2019\u00e9viter la contamination et d\u2019obtenir un temps d\u2019utilisation plus long, un tube de protection est recommand\u00e9. Le conducteur positif du type J \u00e9tant en fer (JP) il s\u2019oxydera rapidement au-dessus de 540\u00b0C (1000\u00b0F), il est donc recommand\u00e9 d\u2019employer des conducteurs plus gros pour compenser. La temp\u00e9rature maximum recommand\u00e9e pour le type J est 760\u00b0C (1400\u00b0F).<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le type J est utilis\u00e9 entre 0\u00b0 et 815\u00b0C (32\u00b0 et 1500\u00b0F). Le type J est stable dans l\u2019\u00e9chelle de temp\u00e9rature entre 0 et 538\u00b0C (700 et 1000\u00b0F) par rapport au type E et K qui eux offrent une d\u00e9rive positive de +2\u00b0 \u00e0 +4\u00b0F. Ce type de thermocouple peu dispendieux est principalement construit avec du MGO avec gaine d\u2019acier inoxydable.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Constantan (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">45% Nickel \u2013 55% Cuivre<\/td>\n<\/tr>\n<tr class=\"top-tr\">\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>K<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Chromel (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">90% Nickel \u2013 10% Chromium<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">D\u00fb \u00e0 sa fiabilit\u00e9 et sa pr\u00e9cision, le type K est intensivement utilis\u00e9 \u00e0 des temp\u00e9ratures allant jusqu\u2019\u00e0 1260\u00b0C (2300\u00b0F). Il est recommand\u00e9 de prot\u00e9ger ce type de thermocouple avec un tube m\u00e9tallique ad\u00e9quat ou un tube de c\u00e9ramique sp\u00e9cialement en atmosph\u00e8re de r\u00e9duction. En atmosph\u00e8re d\u2019oxydation tel qu\u2019un four \u00e9lectrique, le tube de protection n\u2019est pas n\u00e9cessaire bien qu\u2019il puisse offrir une protection m\u00e9canique suppl\u00e9mentaire. Le type K survivra g\u00e9n\u00e9ralement plus longtemps que le type J a cause de son conducteur de fer qui s\u2019oxydera rapidement sp\u00e9cialement \u00e0 hautes temp\u00e9ratures.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le type K est utilis\u00e9 entre -35\u00b0 et 1260\u00b0C (-32\u00b0 et 2300\u00b0F). Si la temp\u00e9rature de l\u2019application se situe entre 315\u00b0 et 600\u00b0C (600\u00b0 et 1100\u00b0F), nous recommandons le type J ou N, due \u00e0 une instabilit\u00e9 de la structure chimique des alliages constituant le type K causant une d\u00e9rive positive de +2\u00b0 \u00e0 +4\u00b0F en seulement quelques heures. Le type K est relativement stable au transmission de radiation provenant des environnemenmts nucl\u00e9aires.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Alumel (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">95% Nickel \u2013<br \/>\n2% Aluminum \u2013 2% Mangan\u00e8se \u2013 1% Silicium<\/td>\n<\/tr>\n<tr class=\"top-tr\">\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>N<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Nicrosil (+)<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">14% Chrome \u2013 1.4% Silicium \u2013 84.6% nickel<\/td>\n<td style=\"text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215 style=\">Le type N est principalement utilis\u00e9 \u00e0 haute temp\u00e9rature jusqu\u2019\u00e0 1260\u00b0C (2300\u00b0F). N\u2019\u00e9tant pas un remplacement direct du type K, le type N offre une meilleure r\u00e9sistance \u00e0 l\u2019oxydation \u00e0 haute temp\u00e9rature et un temps d\u2019utilisation plus long dans les applications o\u00f9 le soufre est pr\u00e9sent. Il surpasse aussi le type K dans sa propre \u00e9chelle de temp\u00e9rature de vieillissement pr\u00e9matur\u00e9.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Le type N est utilis\u00e9 entre 0\u00b0 et 1260\u00b0C (32\u00b0 et 2300\u00b0F). Le type N surmonte plusieurs probl\u00e8mes inh\u00e9rents au type K. L\u2019instabilit\u00e9 causant une d\u00e9rive positive de +2 \u00e0 +4\u00b0F entre 315\u00b0 et 590\u00b0C (600\u00b0 et 1100\u00b0F) est fortement r\u00e9duite et le taux de d\u00e9rive globale \u00e0 haute temp\u00e9rature est aussi consid\u00e9rablement r\u00e9duit. Le type N est aussi plus stable que le type K dans en environnement nucl\u00e9aire.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Nisil (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">4.4% Silicium \u2013 95.6% Nickel<\/td>\n<\/tr>\n<tr class=\"top-tr\">\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>R<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Pt 13% Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">87% Platinum \u2013 13% Rhodium<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"6\" width=\"215\">La temp\u00e9rature maximum recommand\u00e9e pour les Type S ou R est de 1450\u00b0C (2640\u00b0F) tandis que pour le type B elle est de 1700\u00b0C (3100\u00b0F). Ces thermocouples se contaminent facilement. Il est souhaitable de ne pas les utiliser dans une atmosph\u00e8re r\u00e9ductrice. Les thermocouples \u00e0 m\u00e9taux nobles devraient \u00eatre toujours prot\u00e9g\u00e9s par un tube interne de haute densit\u00e9 en c\u00e9ramique (Alumina) et un tube externe m\u00e9tallique lorsque les conditions le permettent.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"6\" width=\"215\">Disponible seulement sur demande sp\u00e9ciale.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Pt (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Platine<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>S<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Pt 10% Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">90% Platine \u2013 10% Rhodium<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Pt (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Platine<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>B<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Pt 30% Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">70% Platine \u2013 30% Rhodium<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">Pt 6% Rh (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">94% Platine \u2013 6% Rhodium<\/td>\n<\/tr>\n<tr class=\"top-tr\">\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"50\"><b>C<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">W 5% Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">95% Tungsten \u2013 5% Rh\u00e9nium<\/td>\n<td style=\"text-align: left ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215 style=\">Ce type de thermocouple r\u00e9fractaire peut \u00eatre utilis\u00e9 \u00e0 des temp\u00e9ratures allant jusqu\u2019\u00e0 2315\u00b0C (4200\u00b0F). Ayant aucune r\u00e9sistance \u00e0 l\u2019oxydation, il doit \u00eatre strictement utilis\u00e9 dans les atmosph\u00e8res sous vide, d\u2019hydrog\u00e8ne ou inerte.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: left ! important; border-left: 1px solid rgba(119, 119, 119, 0.4) ! important;\" rowspan=\"2\" width=\"215\">Disponible seulement sur demande sp\u00e9ciale.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">W 26% Rh (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4) ! important; border-bottom: 1px solid rgba(119, 119, 119, 0.4) ! important;\" width=\"110\">74% Tungsten \u2013 26% Rh\u00e9nium<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/mk_table][\/vc_column][\/mk_page_section][mk_page_section padding_top=\u00a0\u00bb50&Prime; padding_bottom=\u00a0\u00bb50&Prime; el_class=\u00a0\u00bbintro-thermo-section mobile-section\u00a0\u00bb sidebar=\u00a0\u00bbsidebar-1&Prime;][vc_column width=\u00a0\u00bb3\/4&Prime; el_class=\u00a0\u00bbright-side-column\u00a0\u00bb][vc_row_inner][vc_column_inner el_class=\u00a0\u00bbnumber-icon-column\u00a0\u00bb width=\u00a0\u00bb1\/12&Prime;][mk_image src=\u00a0\u00bbhttp:\/\/rdccontrol.com\/wp-content\/uploads\/2017\/12\/3.png\u00a0\u00bb image_size=\u00a0\u00bbfull\u00a0\u00bb][\/vc_column_inner][vc_column_inner el_class=\u00a0\u00bbnumber-icon-title-column\u00a0\u00bb width=\u00a0\u00bb5\/6&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1513319124648{margin-bottom: 0px !important;}\u00a0\u00bb]\n<h2 class=\"icon-h2\">Quel type de thermocouple devrais-je utiliser?<\/h2>\n<div class=\"ctm-space\"><\/div>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][mk_table el_class=\u00a0\u00bbthermocouple-table\u00a0\u00bb]\n<table width=\"700\">\n<thead>\n<tr>\n<th rowspan=\"2\" width=\"50\"><b>Lettres<\/b><\/p>\n<p>ASTM<\/p>\n<p>E-230<\/th>\n<th rowspan=\"2\" width=\"110\"><b>Nom commercial des<\/b><\/p>\n<p>Thermo-\u00e9l\u00e9ments<\/th>\n<th rowspan=\"2\" width=\"110\"><b>Alliages des<\/b><\/p>\n<p>Thermo-\u00e9l\u00e9ments<\/th>\n<th colspan=\"2\" width=\"430\"><b>Mat\u00e9riel de protection ou d\u2019isolation<\/b><\/p>\n<p>des conducteurs de thermocouple<\/th>\n<\/tr>\n<tr>\n<th width=\"215\"><b>Lorsque les conducteurs du thermocouple sont isol\u00e9s avec des perles de c\u00e9ramiques ou isolation de fil de thermocouple.<\/b><\/th>\n<th width=\"215\"><b>Lorsque les thermocouples sont fabriqu\u00e9s avec du MGO.<\/b><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>T<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Cuivre<\/p>\n<p>(+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Cuivre<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Le type T peut \u00eatre aussi bien utilis\u00e9 dans une atmosph\u00e8re oxydante que r\u00e9ductrice et pour un temps d\u2019utilisation plus long, un tube de protection est recommand\u00e9. \u00c0 cause de sa stabilit\u00e9 \u00e0 basse temp\u00e9rature, le type T est sup\u00e9rieur pour une grande vari\u00e9t\u00e9 d\u2019applications de mesures de basse temp\u00e9rature et de cryog\u00e9nie. Ces temp\u00e9ratures d\u2019op\u00e9ration sont de -200\u00b0 \u00e0 350\u00b0C (-330\u00b0 \u00e0 660\u00b0F), et peut aussi \u00eatre utilis\u00e9 a -269\u00b0C (-452\u00b0F) (\u00e9bullition de l\u2019h\u00e9lium).<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Le type T est utilis\u00e9 entre 0\u00b0 et 350\u00b0C (32\u00b0 et 660\u00b0F) et il est tr\u00e8s stable pour les applications de mesures de basse temp\u00e9rature et de cryog\u00e9nie. Pour les applications en dessous de 0\u00b0C (32\u00b0F), une s\u00e9lection sp\u00e9ciale d\u2019alliage peut \u00eatre requise.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Constantan<\/p>\n<p>(-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">45%<\/p>\n<p>Nickel \u2013<\/p>\n<p>55% Cuivre<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>E<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Chromel (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">90% Nickel \u2013 10% Chrome<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); text-align: justify ! important; vertical-align: middle ! important;\" rowspan=\"2\" width=\"215\">Le thermocouple de type E est un bon choix pour les temp\u00e9ratures jusqu\u2019\u00e0 900\u00b0C (1650\u00b0F) dans une atmosph\u00e8re sous vide, inerte, mod\u00e9r\u00e9ment oxydante ou r\u00e9ductrice. Aux temp\u00e9ratures cryog\u00e9niques, il n\u2019est pas sujet \u00e0 la corrosion. C\u2019est le type E qui g\u00e9n\u00e8re le plus haut voltage de sortie (EMF) par degr\u00e9 de tous les autres types de thermocouple.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: justify ! important; vertical-align: middle ! important;\" rowspan=\"2\" width=\"215\">Le type E est utilis\u00e9 entre 0\u00b0 et 900\u00b0C (32\u00b0 et 1650\u00b0F). Si la temp\u00e9rature de l\u2019application se situe entre 315\u00b0 et 600\u00b0C (600\u00b0 et 1100\u00b0F), nous recommandons le type J ou N, due \u00e0 une instabilit\u00e9 de la structure chimique des alliages constituant le type E causant une d\u00e9rive positive de +2\u00b0 \u00e0 +4\u00b0F en seulement quelques heures. Pour les applications en dessous de 0\u00b0C (32\u00b0F), une s\u00e9lection sp\u00e9ciale d\u2019alliage peut \u00eatre requise.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Constantan<\/p>\n<p>(-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">45% Nickel \u2013 55% Cuivre<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>J<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Fer (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Fer<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Le type J peut \u00eatre utilis\u00e9, prot\u00e9g\u00e9 ou non prot\u00e9g\u00e9 en absence d\u2019oxyg\u00e8ne libre. Afin d\u2019\u00e9viter la contamination et d\u2019obtenir un temps d\u2019utilisation plus long, un tube de protection est recommand\u00e9. Le conducteur positif du type J \u00e9tant en fer (JP) il s\u2019oxydera rapidement au-dessus de 540\u00b0C (1000\u00b0F), il est donc recommand\u00e9 d\u2019employer des conducteurs plus gros pour compenser. La temp\u00e9rature maximum recommand\u00e9e pour le type J est 760\u00b0C (1400\u00b0F).<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Le type J est utilis\u00e9 entre 0\u00b0 et 815\u00b0C (32\u00b0 et 1500\u00b0F). Le type J est stable dans l\u2019\u00e9chelle de temp\u00e9rature entre 0 et 538\u00b0C (700 et 1000\u00b0F) par rapport au type E et K qui eux offrent une d\u00e9rive positive de +2\u00b0 \u00e0 +4\u00b0F. Ce type de thermocouple peu dispendieux est principalement construit avec du MGO avec gaine d\u2019acier inoxydable.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Constantan<\/p>\n<p>(-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">45% Nickel \u2013 55% Cuivre<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>K<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Chromel (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">90% Nickel \u2013 10% Chromium<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">D\u00fb \u00e0 sa fiabilit\u00e9 et sa pr\u00e9cision, le type K est intensivement utilis\u00e9 \u00e0 des temp\u00e9ratures allant jusqu\u2019\u00e0 1260\u00b0C (2300\u00b0F). Il est recommand\u00e9 de prot\u00e9ger ce type de thermocouple avec un tube m\u00e9tallique ad\u00e9quat ou un tube de c\u00e9ramique sp\u00e9cialement en atmosph\u00e8re de r\u00e9duction. En atmosph\u00e8re d\u2019oxydation tel qu\u2019un four \u00e9lectrique, le tube de protection n\u2019est pas n\u00e9cessaire bien qu\u2019il puisse offrir une protection m\u00e9canique suppl\u00e9mentaire. Le type K survivra g\u00e9n\u00e9ralement plus longtemps que le type J a cause de son conducteur de fer qui s\u2019oxydera rapidement sp\u00e9cialement \u00e0 hautes temp\u00e9ratures.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Le type K est utilis\u00e9 entre -35\u00b0 et 1260\u00b0C (-32\u00b0 et 2300\u00b0F). Si la temp\u00e9rature de l\u2019application se situe entre 315\u00b0 et 600\u00b0C (600\u00b0 et 1100\u00b0F), nous recommandons le type J ou N, due \u00e0 une instabilit\u00e9 de la structure chimique des alliages constituant le type K causant une d\u00e9rive positive de +2\u00b0 \u00e0 +4\u00b0F en seulement quelques heures. Le type K est relativement stable au transmission de radiation provenant des environnemenmts nucl\u00e9aires.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Alumel<\/p>\n<p>(-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">95% Nickel \u2013<\/p>\n<p>2% Aluminum \u2013<\/p>\n<p>2% Mangan\u00e8se \u2013 1% Silicium<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>N<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Nicrosil (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">14% Chrome \u2013 1.4% Silicium \u2013<\/p>\n<p>84.6% nickel<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Le type N est principalement utilis\u00e9 \u00e0 haute temp\u00e9rature jusqu\u2019\u00e0 1260\u00b0C (2300\u00b0F). N\u2019\u00e9tant pas un remplacement direct du type K, le type N offre une meilleure r\u00e9sistance \u00e0 l\u2019oxydation \u00e0 haute temp\u00e9rature et un temps d\u2019utilisation plus long dans les applications o\u00f9 le soufre est pr\u00e9sent. Il surpasse aussi le type K dans sa propre \u00e9chelle de temp\u00e9rature de vieillissement pr\u00e9matur\u00e9.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); text-align: justify ! important; vertical-align: middle ! important;\" rowspan=\"2\" width=\"215\">Le type N est utilis\u00e9 entre 0\u00b0 et 1260\u00b0C (32\u00b0 et 2300\u00b0F). Le type N surmonte plusieurs probl\u00e8mes inh\u00e9rents au type K. L\u2019instabilit\u00e9 causant une d\u00e9rive positive de +2 \u00e0 +4\u00b0F entre 315\u00b0 et 590\u00b0C (600\u00b0 et 1100\u00b0F) est fortement r\u00e9duite et le taux de d\u00e9rive globale \u00e0 haute temp\u00e9rature est aussi consid\u00e9rablement r\u00e9duit. Le type N est aussi plus stable que le type K dans en environnement nucl\u00e9aire.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Nisil<\/p>\n<p>(-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">4.4% Silicium \u2013 95.6% Nickel<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>R<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Pt 13%<\/p>\n<p>Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">87% Platinum \u2013 13% Rhodium<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"6\" width=\"215\">La temp\u00e9rature maximum recommand\u00e9e pour les Type S ou R est de 1450\u00b0C (2640\u00b0F) tandis que pour le type B elle est de 1700\u00b0C (3100\u00b0F). Ces thermocouples se contaminent facilement. Il est souhaitable de ne pas les utiliser dans une atmosph\u00e8re r\u00e9ductrice. Les thermocouples \u00e0 m\u00e9taux nobles devraient \u00eatre toujours prot\u00e9g\u00e9s par un tube interne de haute densit\u00e9 en c\u00e9ramique (Alumina) et un tube externe m\u00e9tallique lorsque les conditions le permettent.<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important; border-right: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"6\" width=\"215\">Disponible seulement sur demande sp\u00e9ciale.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Pt<\/p>\n<p>(-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Platine<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>S<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Pt 10% Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">90% Platine \u2013 10% Rhodium<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Pt<\/p>\n<p>(-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Platine<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>B<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Pt 30% Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">70% Platine \u2013 30% Rhodium<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">Pt<\/p>\n<p>6% Rh (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">94% Platine \u2013 6% Rhodium<\/td>\n<\/tr>\n<tr>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4);\" rowspan=\"2\" width=\"50\"><b>C<\/b><\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">W 5% Rh (+)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">95% Tungsten \u2013 5% Rh\u00e9nium<\/td>\n<td style=\"border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-left: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Ce type de thermocouple r\u00e9fractaire peut \u00eatre utilis\u00e9 \u00e0 des temp\u00e9ratures allant jusqu\u2019\u00e0 2315\u00b0C (4200\u00b0F). Ayant aucune r\u00e9sistance \u00e0 l\u2019oxydation, il doit \u00eatre strictement utilis\u00e9 dans les atmosph\u00e8res sous vide, d\u2019hydrog\u00e8ne ou inerte.<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4); border-right: 1px solid rgba(119, 119, 119, 0.4); vertical-align: middle ! important; text-align: justify ! important;\" rowspan=\"2\" width=\"215\">Disponible seulement sur demande sp\u00e9ciale.<\/td>\n<\/tr>\n<tr>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">W<\/p>\n<p>26% Rh (-)<\/td>\n<td style=\"border-left: 1px solid rgba(119, 119, 119, 0.4); border-bottom: 1px solid rgba(119, 119, 119, 0.4);\" width=\"110\">74% Tungsten \u2013 26% Rh\u00e9nium<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/mk_table][\/vc_column][vc_column width=\u00a0\u00bb1\/4&Prime; el_class=\u00a0\u00bbleft-sidebar-column\u00a0\u00bb][mk_custom_sidebar sidebar=\u00a0\u00bbsidebar-19&Prime;][\/vc_column][\/mk_page_section]\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[mk_page_section padding_top=\u00a0\u00bb50&Prime; padding_bottom=\u00a0\u00bb50&Prime; el_class=\u00a0\u00bbintro-thermo-section desktop-section\u00a0\u00bb sidebar=\u00a0\u00bbsidebar-1&Prime;][vc_column width=\u00a0\u00bb1\/4&Prime; el_class=\u00a0\u00bbleft-sidebar-column\u00a0\u00bb][mk_custom_sidebar sidebar=\u00a0\u00bbsidebar-19&Prime;][\/vc_column][vc_column width=\u00a0\u00bb3\/4&Prime; el_class=\u00a0\u00bbright-side-column\u00a0\u00bb][vc_row_inner][vc_column_inner el_class=\u00a0\u00bbnumber-icon-column\u00a0\u00bb width=\u00a0\u00bb1\/12&Prime;][mk_image src=\u00a0\u00bbhttp:\/\/rdccontrol.com\/wp-content\/uploads\/2017\/12\/3.png\u00a0\u00bb image_size=\u00a0\u00bbfull\u00a0\u00bb][\/vc_column_inner][vc_column_inner el_class=\u00a0\u00bbnumber-icon-title-column\u00a0\u00bb width=\u00a0\u00bb5\/6&Prime;][vc_column_text css=\u00a0\u00bb.vc_custom_1513319124648{margin-bottom: 0px !important;}\u00a0\u00bb] Quel type de thermocouple devrais-je utiliser? [\/vc_column_text][\/vc_column_inner][\/vc_row_inner][mk_table el_class=\u00a0\u00bbthermocouple-table\u00a0\u00bb] Lettres ASTM E-230 Nom commercial des Thermo-\u00e9l\u00e9ments Alliages des Thermo-\u00e9l\u00e9ments Mat\u00e9riel de protection ou d\u2019isolation des conducteurs de thermocouple Lorsque les conducteurs du thermocouple sont isol\u00e9s avec [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":590,"menu_order":20,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-706","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quel type de thermocouple devrais-je utiliser? - RDC Control<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"11 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/thermocouples-101\\\/introduction-aux-thermocouples\\\/quel-type-thermocouple-devrais-utiliser\\\/\",\"url\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/thermocouples-101\\\/introduction-aux-thermocouples\\\/quel-type-thermocouple-devrais-utiliser\\\/\",\"name\":\"Quel type de thermocouple devrais-je utiliser? - RDC Control\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/#website\"},\"datePublished\":\"2014-10-01T16:54:44+00:00\",\"dateModified\":\"2017-12-18T04:58:42+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/thermocouples-101\\\/introduction-aux-thermocouples\\\/quel-type-thermocouple-devrais-utiliser\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/thermocouples-101\\\/introduction-aux-thermocouples\\\/quel-type-thermocouple-devrais-utiliser\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/thermocouples-101\\\/introduction-aux-thermocouples\\\/quel-type-thermocouple-devrais-utiliser\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Thermocouples\",\"item\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Thermocouples 101\",\"item\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/thermocouples-101\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Introduction aux thermocouples\",\"item\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/thermocouple\\\/thermocouples-101\\\/introduction-aux-thermocouples\\\/\"},{\"@type\":\"ListItem\",\"position\":5,\"name\":\"Quel type de thermocouple devrais-je utiliser?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/#website\",\"url\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/\",\"name\":\"RDC Control\",\"description\":\"A perfect alliance between expertise and know-how\",\"publisher\":{\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/#organization\",\"name\":\"RDC Control\",\"url\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"http:\\\/\\\/rdccontrol.com\\\/wp-content\\\/uploads\\\/2016\\\/05\\\/Logo_recolored_w.png\",\"contentUrl\":\"http:\\\/\\\/rdccontrol.com\\\/wp-content\\\/uploads\\\/2016\\\/05\\\/Logo_recolored_w.png\",\"width\":330,\"height\":378,\"caption\":\"RDC Control\"},\"image\":{\"@id\":\"https:\\\/\\\/rdccontrol.com\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"http:\\\/\\\/www.linkedin.com\\\/company\\\/rdc-control-ltd\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Quel type de thermocouple devrais-je utiliser? - RDC Control","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"11 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/","url":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/","name":"Quel type de thermocouple devrais-je utiliser? - RDC Control","isPartOf":{"@id":"https:\/\/rdccontrol.com\/fr\/#website"},"datePublished":"2014-10-01T16:54:44+00:00","dateModified":"2017-12-18T04:58:42+00:00","breadcrumb":{"@id":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/quel-type-thermocouple-devrais-utiliser\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/rdccontrol.com\/fr\/"},{"@type":"ListItem","position":2,"name":"Thermocouples","item":"https:\/\/rdccontrol.com\/fr\/thermocouple\/"},{"@type":"ListItem","position":3,"name":"Thermocouples 101","item":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/"},{"@type":"ListItem","position":4,"name":"Introduction aux thermocouples","item":"https:\/\/rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/introduction-aux-thermocouples\/"},{"@type":"ListItem","position":5,"name":"Quel type de thermocouple devrais-je utiliser?"}]},{"@type":"WebSite","@id":"https:\/\/rdccontrol.com\/fr\/#website","url":"https:\/\/rdccontrol.com\/fr\/","name":"RDC Control","description":"A perfect alliance between expertise and know-how","publisher":{"@id":"https:\/\/rdccontrol.com\/fr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/rdccontrol.com\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/rdccontrol.com\/fr\/#organization","name":"RDC Control","url":"https:\/\/rdccontrol.com\/fr\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/rdccontrol.com\/fr\/#\/schema\/logo\/image\/","url":"http:\/\/rdccontrol.com\/wp-content\/uploads\/2016\/05\/Logo_recolored_w.png","contentUrl":"http:\/\/rdccontrol.com\/wp-content\/uploads\/2016\/05\/Logo_recolored_w.png","width":330,"height":378,"caption":"RDC Control"},"image":{"@id":"https:\/\/rdccontrol.com\/fr\/#\/schema\/logo\/image\/"},"sameAs":["http:\/\/www.linkedin.com\/company\/rdc-control-ltd"]}]}},"_links":{"self":[{"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/706","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/comments?post=706"}],"version-history":[{"count":35,"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/706\/revisions"}],"predecessor-version":[{"id":3323,"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/706\/revisions\/3323"}],"up":[{"embeddable":true,"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/590"}],"wp:attachment":[{"href":"https:\/\/rdccontrol.com\/fr\/wp-json\/wp\/v2\/media?parent=706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}