{"id":34129,"date":"2025-05-15T17:56:02","date_gmt":"2025-05-15T15:56:02","guid":{"rendered":"https:\/\/www.axiomams.eu\/product\/testo-535-co2-measuring-instrument\/"},"modified":"2026-04-15T03:00:35","modified_gmt":"2026-04-15T01:00:35","slug":"testo-535-co2-measuring-instrument","status":"publish","type":"product","link":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument","title":{"rendered":"Testo 535 &#8211; Digital CO2 measuring instrument with App connection (0563 0535)"},"content":{"rendered":"<p>testo 535 CO2 measuring instrument is ideally suited for simple, fast and precise determination of carbon dioxide content to ensure indoor air quality and thus health and performance. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the App.<\/p>\n<p><b>Standard set:<\/b> testo 535 Co2 measuring instrument, transport bag, calibration protocol, batteries.<\/p>\n<h3>Technical Information:<\/h3>\n<ul>\n<li><a href=\"https:\/\/axiomams.eu\/importer\/export\/attachments\/en\/testo-535.pdf\" target=\"_blank\">testo 535.pdf<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>testo 535 CO2 measuring instrument is ideally suited for simple, fast and precise determination of carbon dioxide content to ensure indoor air quality and thus health and performance. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the&#8230;<\/p>\n","protected":false},"featured_media":35828,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[735],"product_cat":[2514],"product_tag":[],"class_list":{"0":"post-34129","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-testo","7":"product_cat-universal-meters","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Testo 535 - Digital CO2 measuring instrument with App connection (0563 0535) - AXIOMA MS<\/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.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Testo 535 - Digital CO2 measuring instrument with App connection (0563 0535) - AXIOMA MS\" \/>\n<meta property=\"og:description\" content=\"testo 535 CO2 measuring instrument is ideally suited for simple, fast and precise determination of carbon dioxide content to ensure indoor air quality and thus health and performance. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument\" \/>\n<meta property=\"og:site_name\" content=\"AXIOMA MS\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/AxiomaMS\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-15T01:00:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument\",\"url\":\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument\",\"name\":\"Testo 535 - Digital CO2 measuring instrument with App connection (0563 0535) - AXIOMA MS\",\"isPartOf\":{\"@id\":\"https:\/\/www.axiomams.eu\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg\",\"datePublished\":\"2025-05-15T15:56:02+00:00\",\"dateModified\":\"2026-04-15T01:00:35+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#primaryimage\",\"url\":\"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg\",\"contentUrl\":\"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.axiomams.eu\/en\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\/\/www.axiomams.eu\/en\/shop\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Testo 535 &#8211; Digital CO2 measuring instrument with App connection (0563 0535)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.axiomams.eu\/en\/#website\",\"url\":\"https:\/\/www.axiomams.eu\/en\/\",\"name\":\"AXIOMA MS\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.axiomams.eu\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.axiomams.eu\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.axiomams.eu\/en\/#organization\",\"name\":\"AXIOMA MS\",\"url\":\"https:\/\/www.axiomams.eu\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.axiomams.eu\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/06\/axioma-logo-2.png\",\"contentUrl\":\"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/06\/axioma-logo-2.png\",\"width\":1200,\"height\":1200,\"caption\":\"AXIOMA MS\"},\"image\":{\"@id\":\"https:\/\/www.axiomams.eu\/en\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/AxiomaMS\",\"https:\/\/www.linkedin.com\/company\/axiomams\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Testo 535 - Digital CO2 measuring instrument with App connection (0563 0535) - AXIOMA MS","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:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument","og_locale":"en_US","og_type":"article","og_title":"Testo 535 - Digital CO2 measuring instrument with App connection (0563 0535) - AXIOMA MS","og_description":"testo 535 CO2 measuring instrument is ideally suited for simple, fast and precise determination of carbon dioxide content to ensure indoor air quality and thus health and performance. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the...","og_url":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument","og_site_name":"AXIOMA MS","article_publisher":"https:\/\/www.facebook.com\/AxiomaMS","article_modified_time":"2026-04-15T01:00:35+00:00","og_image":[{"width":800,"height":800,"url":"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument","url":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument","name":"Testo 535 - Digital CO2 measuring instrument with App connection (0563 0535) - AXIOMA MS","isPartOf":{"@id":"https:\/\/www.axiomams.eu\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#primaryimage"},"image":{"@id":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#primaryimage"},"thumbnailUrl":"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg","datePublished":"2025-05-15T15:56:02+00:00","dateModified":"2026-04-15T01:00:35+00:00","breadcrumb":{"@id":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#primaryimage","url":"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg","contentUrl":"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/07\/3561-4856.jpg","width":800,"height":800},{"@type":"BreadcrumbList","@id":"https:\/\/www.axiomams.eu\/en\/product\/testo-535-co2-measuring-instrument#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.axiomams.eu\/en"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/www.axiomams.eu\/en\/shop"},{"@type":"ListItem","position":3,"name":"Testo 535 &#8211; Digital CO2 measuring instrument with App connection (0563 0535)"}]},{"@type":"WebSite","@id":"https:\/\/www.axiomams.eu\/en\/#website","url":"https:\/\/www.axiomams.eu\/en\/","name":"AXIOMA MS","description":"","publisher":{"@id":"https:\/\/www.axiomams.eu\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.axiomams.eu\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.axiomams.eu\/en\/#organization","name":"AXIOMA MS","url":"https:\/\/www.axiomams.eu\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.axiomams.eu\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/06\/axioma-logo-2.png","contentUrl":"https:\/\/www.axiomams.eu\/wp-content\/uploads\/2025\/06\/axioma-logo-2.png","width":1200,"height":1200,"caption":"AXIOMA MS"},"image":{"@id":"https:\/\/www.axiomams.eu\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/AxiomaMS","https:\/\/www.linkedin.com\/company\/axiomams\/"]}]}},"_links":{"self":[{"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/product\/34129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/comments?post=34129"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/media\/35828"}],"wp:attachment":[{"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/media?parent=34129"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/product_brand?post=34129"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/product_cat?post=34129"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.axiomams.eu\/en\/wp-json\/wp\/v2\/product_tag?post=34129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}