{"id":16440,"date":"2018-09-25T09:22:35","date_gmt":"2018-09-25T09:22:35","guid":{"rendered":"https:\/\/thomsongroup.com.au\/?post_type=product&#038;p=16440"},"modified":"2025-06-03T15:03:31","modified_gmt":"2025-06-03T05:03:31","slug":"mesa-air-flow-calibration","status":"publish","type":"product","link":"https:\/\/thomsongroup.com.au\/product\/mesa-air-flow-calibration\/","title":{"rendered":"MesaLabs Air Flow Calibration"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" class=\" wp-image-20937 alignnone\" src=\"https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/deltacal-air-flow-calibrator-main.jpg.webp\" alt=\"\" width=\"418\" height=\"418\" srcset=\"https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/deltacal-air-flow-calibrator-main.jpg.webp 600w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/deltacal-air-flow-calibrator-main.jpg-300x300.webp 300w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/deltacal-air-flow-calibrator-main.jpg-150x150.webp 150w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/deltacal-air-flow-calibrator-main.jpg-100x100.webp 100w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/deltacal-air-flow-calibrator-main.jpg-64x64.webp 64w\" sizes=\"(max-width: 418px) 100vw, 418px\" \/><\/p>\n<p><strong>DeltaCal<\/strong><br \/>\nThe BGI deltaCal\u00ae is a simple-to-use, NIST Traceable Standard for volumetric air flow, barometric pressure, and ambient temperature.<\/p>\n<p>The deltaCal is a venturi based system with built-in compensation for changes in ambient temperature and pressure. All deltaCal systems are built and tested at Mesa which is a NIST traceable Calibration Laboratory.<\/p>\n<p>To begin calibration, simply replace the sampler inlet head on any U.S. EPA PM10 and PM2.5 designated samplers with the deltaCal sampling head. Additionally, the deltaCal is useable with any air sampler in the 1.5 to 19.5 LPM range with an accessory adapter. The higher flow DC100 Model allows for calibration of European standard PM samplers. The lower flow DC200 Model allows for calibration of nephelometers and other light scattering particulate monitors.<\/p>\n<ul>\n<li>DC1 Model provides flow range of 1.5-19.5 LPM<\/li>\n<li>DC100 Model provides flow range of 10 \u2013 60 LPM<\/li>\n<li>DC200 Model provides flow range of 0.3-3.5 LPM<\/li>\n<li>IST-traceable accuracy \u2264 1% of flow reading&lt;<\/li>\n<li>Continuous uninterrupted output display of all parameters<\/li>\n<\/ul>\n<p><a class=\"fasc-button fasc-size-xlarge fasc-type-glossy fasc-rounded-medium\" style=\"background-color: #1a4f7b; color: #ffffff;\" target=\"_blank\" rel=\"noopener\" href=\"https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2025\/06\/deltaCal.14APR2016.pdf\">Download Specifications<\/a><br \/>\n&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong><span style=\"text-decoration: underline;\"><img decoding=\"async\" class=\"wp-image-20938 alignleft\" src=\"https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/tetracal-air-flow-calibrator-main.jpg.webp\" alt=\"\" width=\"402\" height=\"402\" srcset=\"https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/tetracal-air-flow-calibrator-main.jpg.webp 600w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/tetracal-air-flow-calibrator-main.jpg-300x300.webp 300w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/tetracal-air-flow-calibrator-main.jpg-150x150.webp 150w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/tetracal-air-flow-calibrator-main.jpg-100x100.webp 100w, https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2018\/09\/tetracal-air-flow-calibrator-main.jpg-64x64.webp 64w\" sizes=\"(max-width: 402px) 100vw, 402px\" \/>TetraCal<\/span><\/strong><br \/>\nNIST Traceable standard for volumetric air flow, barometric pressure and ambient temperature<br \/>\nFor calibration of:<br \/>\n&#8211; Environmental and industrial hygiene air sampling instruments<br \/>\n&#8211; Particulate samplers to US EPA requirements<br \/>\n\u2022 Simple on\/off design<br \/>\n\u2022 Use on any sampler in the range 0.1 \u2013 60 LPM<br \/>\n\u2022 Portable Venturi based calibrator<br \/>\n\u2022 20 hr battery life<br \/>\n\u2022 Optional external temperature probe<br \/>\n\u2022 Use in the field or laboratory<\/p>\n<p><a class=\"fasc-button fasc-size-xlarge fasc-type-glossy fasc-rounded-medium\" style=\"background-color: #1a4f7b; color: #ffffff;\" target=\"_blank\" rel=\"noopener\" href=\"https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2025\/06\/tetraCal.14APR2016.pdf\">Download Specifications<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>DeltaCal The BGI deltaCal\u00ae is a simple-to-use, NIST Traceable Standard for volumetric air flow, barometric pressure, and ambient temperature. The deltaCal is a venturi based system with built-in compensation for changes in ambient temperature and pressure. All deltaCal systems are built and tested at Mesa which is a NIST traceable Calibration Laboratory. To begin calibration, [&hellip;]<\/p>\n","protected":false},"featured_media":20937,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"pwb-brand":[231],"product_brand":[],"product_cat":[197],"product_tag":[288],"class_list":{"0":"post-16440","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"pwb-brand-indoor-air-quality","7":"product_cat-calibration-equipment","8":"product_tag-flow","9":"yith_product_brand-mesa-laboratories","10":"desktop-align-left","11":"tablet-align-left","12":"mobile-align-left","14":"first","15":"instock","16":"shipping-taxable","17":"product-type-simple"},"acf":[],"brands":[{"id":231,"name":"Indoor Air Quality","slug":"indoor-air-quality"}],"_links":{"self":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product\/16440","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/media\/20937"}],"wp:attachment":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/media?parent=16440"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/pwb-brand?post=16440"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product_brand?post=16440"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product_cat?post=16440"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product_tag?post=16440"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}