{"id":1340,"date":"2017-09-27T08:15:57","date_gmt":"2017-09-27T07:15:57","guid":{"rendered":"https:\/\/engineernewsnetwork.com\/blog\/?p=1340"},"modified":"2017-09-27T15:50:26","modified_gmt":"2017-09-27T14:50:26","slug":"welding-portable-gas-analyser-indicates-actual-oxygen-levels-down-to-1ppm","status":"publish","type":"post","link":"https:\/\/www.engineernewsnetwork.com\/blog\/welding-portable-gas-analyser-indicates-actual-oxygen-levels-down-to-1ppm\/","title":{"rendered":"Welding: portable gas analyser indicates actual oxygen levels down to 1ppm"},"content":{"rendered":"<p>Welding stainless steel, titanium, zirconium, niobium and other metals sensitive to atmospheric gases, requires oxygen levels to be as low as 10ppm and in some cases, knowledge of dew point level in the shielding and purging gas.<\/p>\n<p>Many welds of this nature are still welded with archaic or home-made items to try to shield the weld, but most fail to give satisfactory protection resulting in oxidised joints, which can lead to metallurgical failure at worst and the necessity for additional processes such as mechanical or acid removal of the oxide film.<\/p>\n<p>The extra processes of cleaning\/oxidation removal can be so easily negated by using professionally designed and manufactured products and a Weld Purge Monitor.<\/p>\n<p>One such monitor, which measures oxygen level down to 1 ppm is the PurgEye 300 Plus, now with PurgeNet.<\/p>\n<p>This lightweight, portable gas analyser indicates actual oxygen levels down to 1 ppm (accurate to 10 ppm) on a large alpha-numeric OLED display, perfect for achieving oxide-free, zero colour welds time and time again.<\/p>\n<p>\u201cThe unique highly advanced communicating system, PurgeNet allows connection of accessories such as an automatic welding machine interface, a long distance visual alarm system and a dew point monitor\u201d, said Ron Sewell, Chairman of <span class=\"highlight highlight-blue\"><a href=\"http:\/\/www.huntingdonfusion.com\" target=\"_blank\" rel=\"noopener\">Huntingdon Fusion Techniques HFT<\/a><\/span>. \u201cEach of these allows control of a welding system by the weld purge monitor to avoid making faulty welds because of excessive oxygen present.\u201d<\/p>\n<p>The PurgEye 300 Plus is menu driven by four push buttons on the front and has an internal audible alarm so acceptable and unacceptable oxygen levels can be set.<\/p>\n<p>A long-life oxygen sensor, inside the monitor, means there is very little maintenance requirement.<\/p>\n<p>As well as having superb shielding against high frequency electronic disturbances, common with welding power supplies, the PurgEye 300 Plus is equipped with PurgeLog for Quality Control purposes, where data can be stored or printed and transferred to a PC.<\/p>\n<p>No longer do welders have to use Oxygen Monitors that are calibrated to be correct at atmospheric levels for health and safety purposes, as they can used Weld Purge Monitor that is calibrated down to 1 ppm to give welding level requirements and accuracy.<\/p>\n<div class=\"box info  aligncenter\"><div class=\"box-inner-block\"><i class=\"fa tie-shortcode-boxicon\"><\/i>\n\t\t\tWeld purging is the act of removing, from the vicinity of the joint, oxygen, water vapour and any other gases or vapours that might be harmful to a welding joint. Such gases may combine with the metal to form undesirable compounds that may reduce corrosion resistance or may be instrumental in creating cracks or other structural defects in metals\n\t\t\t<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Welding stainless steel, titanium, zirconium, niobium and other metals sensitive to atmospheric gases, requires oxygen levels to be as low as 10ppm and in some cases, knowledge of dew point level in the shielding and purging gas. Many welds of this nature are still welded with archaic or home-made items to try to shield the &hellip;<\/p>\n","protected":false},"author":1,"featured_media":1341,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[106,1],"tags":[130,279,278,134,277,276],"class_list":["post-1340","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-oil-gas","category-process","tag-huntingdon-fusion-techniques-hft","tag-purgenet","tag-purgeye-300-plus","tag-weld-purge-monitor","tag-weld-purging","tag-welding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Welding: portable gas analyser indicates actual oxygen levels down to 1ppm - Engineer News Network<\/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:\/\/www.engineernewsnetwork.com\/blog\/welding-portable-gas-analyser-indicates-actual-oxygen-levels-down-to-1ppm\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Welding: portable gas analyser indicates actual oxygen levels down to 1ppm - Engineer News Network\" \/>\n<meta property=\"og:description\" content=\"Welding stainless steel, titanium, zirconium, niobium and other metals sensitive to atmospheric gases, requires oxygen levels to be as low as 10ppm and in some cases, knowledge of dew point level in the shielding and purging gas. 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