{"id":43,"date":"2012-05-26T10:23:18","date_gmt":"2012-05-26T17:23:18","guid":{"rendered":"https:\/\/www.gasdetection.com\/?page_id=43"},"modified":"2014-09-30T15:59:08","modified_gmt":"2014-09-30T22:59:08","slug":"dilution-system-for-gas-detection-applications","status":"publish","type":"page","link":"http:\/\/www.gasdetection.com\/gas-detection-products\/dilution-system-for-gas-detection-applications\/","title":{"rendered":"Dilution System for Gas Detection Applications"},"content":{"rendered":"<div id=\"attachment_555\" style=\"width: 308px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.gasdetection.com\/wp-content\/uploads\/dilution_system_front_view.fw_.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-555\" class=\"wp-image-555 size-thumbnail\" title=\"Dilution System\" src=\"https:\/\/www.gasdetection.com\/wp-content\/uploads\/dilution_system_front_view.fw_-298x300.png\" alt=\"\" width=\"298\" height=\"300\" \/><\/a><p id=\"caption-attachment-555\" class=\"wp-caption-text\">Click picture for larger image<\/p><\/div>\n<p>Certain gas detection applications are better served if the sample is diluted before it reaches the analyzer. Sample dilution is used to:<\/p>\n<ul class=\"cap\">\n<li class=\"blue\">Make measurements beyond the nominal range of the analyzer<\/li>\n<li class=\"blue\">Extend sensor life by reducing the concentration of gas directed to the sensor\u2014especially in situations where a high background concentration is always present<\/li>\n<\/ul>\n<p>The Dilution System [<a href=\"https:\/\/www.gasdetection.com\/wp-content\/uploads\/flow_diagram3.jpg\">flow diagram<\/a>] operates by mixing the sample to be analyzed (the analyte) with diluent purified air or nitrogen. The optimal flow rates for both the analyte and diluent are determined based on the particular application, and are monitored and controlled at integral rotameters.<\/p>\n<p>The diluent is generally introduced from a nitrogen or purified air cylinder, but may also be obtained from <a title=\"Dilution System \u2014 Purified diluent air specifications\" href=\"https:\/\/www.gasdetection.com\/the-products-section\/dilution-system\/dilution-system-purified-diluent-air-specifications\/\">suitably purified ambient air<\/a>, under controlled pressure. The analyte is drawn into the dilution system by an integral diaphragm pump, and mixes with the diluent in a tee manifold. The diluted gas sample is then directed to the analyzer, with the excess being exhausted to atmosphere.<\/p>\n<p>Calibration data is provided for both rotameters, as is the initial factory-set dilution ratio for the unit.<\/p>\n<div id=\"attachment_554\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.gasdetection.com\/wp-content\/uploads\/Dilution-system-Interior-view.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-554\" class=\"wp-image-554 size-thumbnail\" title=\"Dilution system-Interior view\" src=\"https:\/\/www.gasdetection.com\/wp-content\/uploads\/Dilution-system-Interior-view-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" \/><\/a><p id=\"caption-attachment-554\" class=\"wp-caption-text\">Click picture for larger image<\/p><\/div>\n<div id=\"attachment_556\" style=\"width: 210px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.gasdetection.com\/wp-content\/uploads\/Dilution-System-Side-view.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-556\" class=\"wp-image-556 size-thumbnail\" title=\"Dilution System-Side view\" src=\"https:\/\/www.gasdetection.com\/wp-content\/uploads\/Dilution-System-Side-view-200x300.jpg\" alt=\"\" width=\"200\" height=\"300\" \/><\/a><p id=\"caption-attachment-556\" class=\"wp-caption-text\">Click picture for larger image<\/p><\/div>\n<p style=\"text-align: center;\"><div class=\"ezcol ezcol-one-half\"><\/div> <div class=\"ezcol ezcol-one-half ezcol-last\"><\/div><div class=\"ezcol-divider\"><\/div>\n<h3>\u00a0<\/h3>\n<h3>SPECIFICATIONS<\/h3>\n<table id=\"plainTable\" class=\"table\" style=\"white-space: nowrap; width: 600px; height: 199px; border: 0px solid #ffffff; background-color: #ffffff;\" border=\"1\">\n<tbody>\n<tr>\n<td><strong>Dilution ratios available<\/strong><\/td>\n<td>3:1 to 1000:1 \u00a0 [Based on rotameter configuration]<\/td>\n<\/tr>\n<tr>\n<td><strong>Dilution accuracy<\/strong><\/td>\n<td>\u00b1 10%<\/td>\n<\/tr>\n<tr>\n<td><strong>Integral pump<\/strong><\/td>\n<td>Diaphragm type, driven by vibrating armature<\/td>\n<\/tr>\n<tr>\n<td><strong>Wetted surfaces<\/strong><\/td>\n<td>Teflon, polypropylene, polyethylene\/ethyl vinyl acetate<\/td>\n<\/tr>\n<tr>\n<td><strong>Rotameters<\/strong><\/td>\n<td>Glass tube, stainless steel valve, float material depends on application<\/td>\n<\/tr>\n<tr>\n<td><strong>Dimensions<\/strong><\/td>\n<td>13.75 in. H x 12.75 in. W x 9.375 in. D (349 x 324 x 238 mm)<\/td>\n<\/tr>\n<tr>\n<td><strong>Weight<\/strong><\/td>\n<td>10.25 lb (4.6 kg)<\/td>\n<\/tr>\n<tr>\n<td><strong>Power<\/strong><\/td>\n<td>115\/230 VAC<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/p>","protected":false},"excerpt":{"rendered":"<p>Certain gas detection applications are better served if the sample is diluted before it reaches the analyzer. Sample dilution is used to: Make measurements beyond the nominal range of the analyzer Extend sensor life by reducing the concentration of gas directed to the sensor\u2014especially in situations where a high background concentration is always present The&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":54,"menu_order":350,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.5 (Yoast SEO v22.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Dilution System for Gas Detection Applications<\/title>\n<meta name=\"description\" content=\"Interscan&#039;s Dilution Systems for gas detection applications are described.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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