{"id":11257,"date":"2021-02-03T10:27:36","date_gmt":"2021-02-03T09:27:36","guid":{"rendered":"https:\/\/www.ness.de\/faq-sampling-and-analysis\/"},"modified":"2021-02-04T10:26:28","modified_gmt":"2021-02-04T09:26:28","slug":"faq-sampling-and-analysis","status":"publish","type":"page","link":"https:\/\/ness.de\/en\/faq-sampling-and-analysis\/","title":{"rendered":"FAQ &#8211; Sampling and analysis"},"content":{"rendered":"<section  class='av_textblock_section av-k6hy212x-31801fea5f76cd588a23d444914dd83a '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1>FAQ &#8211; Sampling and analysis of thermal oil<\/h1>\n<\/div><\/section>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k6j4a5xg-229e00af905c75b6a86fa90bae7ff71c\">\n#top .hr.hr-invisible.av-k6j4a5xg-229e00af905c75b6a86fa90bae7ff71c{\nheight:50px;\n}\n<\/style>\n<div  class='hr av-k6j4a5xg-229e00af905c75b6a86fa90bae7ff71c hr-invisible  avia-builder-el-1  el_after_av_textblock  el_before_av_one_half '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n<div class='flex_column_table av-54u0i9-e6d1e253a32c7ecc0d07c178db1541cf sc-av_one_half av-equal-height-column-flextable'>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-54u0i9-e6d1e253a32c7ecc0d07c178db1541cf\">\n.flex_column.av-54u0i9-e6d1e253a32c7ecc0d07c178db1541cf{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-54u0i9-e6d1e253a32c7ecc0d07c178db1541cf av_one_half  avia-builder-el-2  el_after_av_hr  el_before_av_one_half  first flex_column_table_cell av-equal-height-column av-align-middle av-zero-column-padding  '     ><section  class='av_textblock_section av-k6hyk1gg-dc88326d5053ea0419bc5045030ed88d '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h4>Sampling and analysis of thermal oil \u2013 How to act best?<\/h4>\n<p>In this FAQ area, you will find some general questions and answers on and around the topic of sampling of thermal oil, how to do it correctly, and which values are important for your thermal oil system.<\/p>\n<\/div><\/section><\/div>\n<div class='av-flex-placeholder'><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4gybfl-5aaec96b763758038db8e35ada40ab7a\">\n.flex_column.av-4gybfl-5aaec96b763758038db8e35ada40ab7a{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-4gybfl-5aaec96b763758038db8e35ada40ab7a av_one_half  avia-builder-el-4  el_after_av_one_half  el_before_av_one_full  flex_column_table_cell av-equal-height-column av-align-middle av-zero-column-padding  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k6hy3m9e-4d8aa87d0096a4f9ab55e23281ea9dee\">\n.avia-image-container.av-k6hy3m9e-4d8aa87d0096a4f9ab55e23281ea9dee img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-k6hy3m9e-4d8aa87d0096a4f9ab55e23281ea9dee .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-k6hy3m9e-4d8aa87d0096a4f9ab55e23281ea9dee av-styling- av-hover-grow av-hide-overflow avia-align-center  avia-builder-el-5  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-10243 avia-img-lazy-loading-not-10243 avia_image ' src=\"https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-1030x328.jpg\" alt='' title='slider-oilanalysis'  height=\"328\" width=\"1030\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-1030x328.jpg 1030w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-300x95.jpg 300w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-768x244.jpg 768w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-1536x489.jpg 1536w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-2048x652.jpg 2048w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-1500x477.jpg 1500w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-705x224.jpg 705w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-450x143.jpg 450w, https:\/\/ness.de\/wp-content\/uploads\/2020\/04\/slider-\u00f6lanalyse-1320x420.jpg 1320w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/div><\/div><\/div><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-25z4up-c9533f58a0a95898e8b3a37526181658\">\n.flex_column.av-25z4up-c9533f58a0a95898e8b3a37526181658{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-25z4up-c9533f58a0a95898e8b3a37526181658 av_one_full  avia-builder-el-6  el_after_av_one_half  el_before_av_one_full  first flex_column_div av-zero-column-padding  column-top-margin'     ><section  class='av_textblock_section av-k6hxj2js-2ad3539020a3a8e43a65b84b79f93042 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" >            <div class=\"qae-faqs-container qae-faqs-list-container\">\n\t\t\t\t\t\t\t<ul class=\"qe-faqs-filters-container\">\n\t\t\t\t<li class=\"active\"><a class=\"qe-faqs-filter all-faqs\" href=\"#\" data-filter=\"*\">All<\/a><\/li>\n\t\t\t\t<li><a class=\"qe-faqs-filter\" href=\"#sampling-and-analysis\" data-filter=\".sampling-and-analysis\">Sampling and analysis<\/a><\/li>\t\t\t<\/ul>\n\t\t\t<ol class=\"qe-faqs-index-list\"><div id=\"qe-faqs-index\" class=\"qe-faqs-index\">\n\t\t\t\t\t<li class=\"sampling-and-analysis\">\n\t\t\t\t\t\t<a href=\"#qaef-11182\">When is it necessary to take samples of the thermal oil?<\/a>\n\t\t\t\t\t<\/li>\n\n\t\t\t\t\n\t\t\t\t\t<li class=\"sampling-and-analysis\">\n\t\t\t\t\t\t<a href=\"#qaef-11183\">How to take a representative and exact sample and why is this so important?<\/a>\n\t\t\t\t\t<\/li>\n\n\t\t\t\t\n\t\t\t\t\t<li class=\"sampling-and-analysis\">\n\t\t\t\t\t\t<a href=\"#qaef-11184\">How do I take such a sample correctly?<\/a>\n\t\t\t\t\t<\/li>\n\n\t\t\t\t\n\t\t\t\t\t<li class=\"sampling-and-analysis\">\n\t\t\t\t\t\t<a href=\"#qaef-11185\">What happens with the taken sample?<\/a>\n\t\t\t\t\t<\/li>\n\n\t\t\t\t<\/div><\/ol>\t\t<div id=\"qaef-11182\" class=\"qe-faq-list sampling-and-analysis\">\n\t\t\t<div class=\"qe-list-title\">\n\t\t\t\t<h4>\n\t\t\t\t\t<i class=\"fa fa-question-circle\"><\/i> When is it necessary to take samples of the thermal oil?\t\t\t\t<\/h4>\n\t\t\t<\/div>\n\t\t\t<div class=\"qe-list-content\">\n\t\t\t\t\n<p>The regular examination of samples taken from the heat transfer medium circuit is an important precondition for the safe operation of a heat transfer system and <strong><a href=\"https:\/\/www.gesetze-im-internet.de\/betrsichv_2015\/anhang_2.html\">BetrSichV (Annex 2)<\/a> (German industrial safety regulation) requires an analysis at least once a year.<\/strong><\/p>\n\n\n\n<p>However, reliable statements can be made only then when the samples have been taken properly,<strong> representatively, and exactly<\/strong>. This requires the compliance with <strong>DIN 4754-1<\/strong>.<\/p>\n<br \/><a class=\"qe-faq-top\" href=\"#qe-faqs-index\"><i class=\"fa fa-angle-up\"><\/i> Back to Index<\/a>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div id=\"qaef-11183\" class=\"qe-faq-list sampling-and-analysis\">\n\t\t\t<div class=\"qe-list-title\">\n\t\t\t\t<h4>\n\t\t\t\t\t<i class=\"fa fa-question-circle\"><\/i> How to take a representative and exact sample and why is this so important?\t\t\t\t<\/h4>\n\t\t\t<\/div>\n\t\t\t<div class=\"qe-list-content\">\n\t\t\t\t\n<p>For the analysis it is very important to receive a representative and exact sample <strong>from the main flow<\/strong>.<\/p>\n\n\n\n<p>The sample from the main flow is often taken during <strong>the normal operation <\/strong> of the system. Therefore, the oil is very hot. . From a hot sample however, the <strong>low-boiling components <\/strong>escape provided the sample contacts the atmosphere. The sample will then include less low-boiling components and in a following examination the heat transfer oil will appear better than it really is.<\/p>\n\n\n\n<p>Therefore, the sample must be taken in a way that it <strong>contacts the ambient air <\/strong> until it has cooled down enough.<\/p>\n<br \/><a class=\"qe-faq-top\" href=\"#qe-faqs-index\"><i class=\"fa fa-angle-up\"><\/i> Back to Index<\/a>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div id=\"qaef-11184\" class=\"qe-faq-list sampling-and-analysis\">\n\t\t\t<div class=\"qe-list-title\">\n\t\t\t\t<h4>\n\t\t\t\t\t<i class=\"fa fa-question-circle\"><\/i> How do I take such a sample correctly?\t\t\t\t<\/h4>\n\t\t\t<\/div>\n\t\t\t<div class=\"qe-list-content\">\n\t\t\t\t\n<p>For this purpose, the sample must be taken from the hot, flowing medium in a <strong>characteristic point<\/strong>.<\/p>\n\n\n\n<p>A sample cooler &#8211; like the one made by NESS &#8211; is a heat exchanger in which the medium flows through a stainless-steel <strong>spiral tube<\/strong> which is in a jacket filled with cooling water. This ensures that the sample is not taken under open or hot conditions.<\/p>\n<br \/><a class=\"qe-faq-top\" href=\"#qe-faqs-index\"><i class=\"fa fa-angle-up\"><\/i> Back to Index<\/a>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div id=\"qaef-11185\" class=\"qe-faq-list sampling-and-analysis\">\n\t\t\t<div class=\"qe-list-title\">\n\t\t\t\t<h4>\n\t\t\t\t\t<i class=\"fa fa-question-circle\"><\/i> What happens with the taken sample?\t\t\t\t<\/h4>\n\t\t\t<\/div>\n\t\t\t<div class=\"qe-list-content\">\n\t\t\t\t\n<p>Among others, the thermal oil sample is then examined by us for the<strong> three most important factors<\/strong> that are decisive for a good oil quality. These include flashpoint, acid figure, and Conradson value.<\/p>\n\n\n\n<p>The indicators from<strong> analyses and a corresponding recommendation for acting<\/strong> &#8211; if advisable &#8211; will finally be communicated to you. On demand, our experts will contact you in person to work out an individual concept for further proceeding with the objective to increase safety, availability, long lifetime, and efficiency of your thermal oil system.<\/p>\n\n\n\n<p>If you need any help with taking samples and analysing of your thermal oil, certainly <a href=\"https:\/\/ness.de\/en\/oil-analysis\/\">we will be at your disposal as usual<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized is-style-default\"><a href=\"https:\/\/ness.de\/en\/oil-analysis\/\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/ness.de\/wp-content\/uploads\/2020\/12\/ness-analysekit.jpg\" alt=\"\" class=\"wp-image-10732\" width=\"293\" height=\"176\" srcset=\"https:\/\/ness.de\/wp-content\/uploads\/2020\/12\/ness-analysekit.jpg 500w, https:\/\/ness.de\/wp-content\/uploads\/2020\/12\/ness-analysekit-300x180.jpg 300w, https:\/\/ness.de\/wp-content\/uploads\/2020\/12\/ness-analysekit-450x270.jpg 450w\" sizes=\"auto, (max-width: 293px) 100vw, 293px\" \/><\/a><\/figure>\n<br \/><a class=\"qe-faq-top\" href=\"#qe-faqs-index\"><i class=\"fa fa-angle-up\"><\/i> Back to Index<\/a>\t\t\t<\/div>\n\t\t<\/div>\n\t\t            <\/div>\n\t\t\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_full-1e26125d131ba13f1accaa8241be1528\">\n.flex_column.av-av_one_full-1e26125d131ba13f1accaa8241be1528{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-av_one_full-1e26125d131ba13f1accaa8241be1528 av_one_full first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-kkmeumm9-bf27c4fe1576977b10aa4d15fb821752 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h1>Other FAQ topics that might interest you<\/h1>\n<\/div><\/section><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-482qsx-5c9a3096a3feb6a1326b0eeaa43f58ef\">\n.flex_column.av-482qsx-5c9a3096a3feb6a1326b0eeaa43f58ef{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-482qsx-5c9a3096a3feb6a1326b0eeaa43f58ef av_one_third first flex_column_div av-zero-column-padding  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-k7alnhfd-46d02eb004648cc61f782fd62c61814b\">\n.avia-image-container.av-k7alnhfd-46d02eb004648cc61f782fd62c61814b img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-k7alnhfd-46d02eb004648cc61f782fd62c61814b .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-k7alnhfd-46d02eb004648cc61f782fd62c61814b av-styling- av-img-linked avia-align-center'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><a href=\"https:\/\/ness.de\/faq-ness-npk40\/\" class='avia_image '  aria-label='slider-ness-sample-cooler'><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-8875 avia-img-lazy-loading-not-8875 avia_image ' src=\"https:\/\/ness.de\/wp-content\/uploads\/2019\/10\/slider-ness-sample-cooler-1030x328.jpg\" alt='' title='slider-ness-sample-cooler'  height=\"328\" width=\"1030\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/ness.de\/wp-content\/uploads\/2019\/10\/slider-ness-sample-cooler-1030x328.jpg 1030w, https:\/\/ness.de\/wp-content\/uploads\/2019\/10\/slider-ness-sample-cooler-300x95.jpg 300w, https:\/\/ness.de\/wp-content\/uploads\/2019\/10\/slider-ness-sample-cooler-768x244.jpg 768w, https:\/\/ness.de\/wp-content\/uploads\/2019\/10\/slider-ness-sample-cooler-1500x477.jpg 1500w, https:\/\/ness.de\/wp-content\/uploads\/2019\/10\/slider-ness-sample-cooler-705x224.jpg 705w, https:\/\/ness.de\/wp-content\/uploads\/2019\/10\/slider-ness-sample-cooler-450x143.jpg 450w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/a><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-k7aloe6a-0ed17be696c2bc7e4b5f86d688485bde '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"text-align: center;\"><strong><a href=\"https:\/\/ness.de\/en\/faq-ness-npk40\/\">NESS NPK40<\/a><\/strong><br \/>\nSample Cooler NPK40 for<br \/>\ntaking samples of thermal oil<\/p>\n<\/div><\/section><\/p><\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jiectw21-f0aa8bdd44d346d200e3046614429ade\">\n.avia-section.av-jiectw21-f0aa8bdd44d346d200e3046614429ade .av-parallax 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