{"id":46038,"date":"2026-04-25T20:20:02","date_gmt":"2026-04-25T16:20:02","guid":{"rendered":"https:\/\/airsystems.ge\/shop\/?post_type=product&#038;p=46038"},"modified":"2026-04-25T20:20:09","modified_gmt":"2026-04-25T16:20:09","slug":"trotec-bq21-particle-measuring-device-particle-measuring-device","status":"publish","type":"product","link":"https:\/\/airsystems.ge\/shop\/product\/trotec-bq21-particle-measuring-device-particle-measuring-device\/","title":{"rendered":"Trotec BQ21 \u2013 particle measuring device Particle measuring device"},"content":{"rendered":"<section class=\"max-w-[1088px] mx-auto w-full px-5 my-10 md:my-12 lg:my-16 xl:my-20 xl:px-0\" data-block=\"bullet-list\">\n<div class=\"md:text-center\">\n<h3 class=\"text-black font-bold text-lg md:text-xl lg:text-2xl\"><strong>Key features<\/strong><\/h3>\n<\/div>\n<div class=\"mt-6 md:mt-10\">\n<div class=\"flex flex-wrap\">\n<div class=\"w-full md:w-1\/2 auto-bullets md:pr-16\">\n<ul>\n<li class=\"text-sm md:text-base text-black mt-3  flex items-start\">\n<div class=\"pl-5\">Compact environmental measuring device for the detection of particulate matter pollution and climate data<\/div>\n<\/li>\n<li class=\"text-sm md:text-base text-black mt-3 md:mt-4 flex items-start\">\n<div class=\"pl-5\">2&#8221; colour display for simultaneous indication of all measured parameters<\/div>\n<\/li>\n<li class=\"text-sm md:text-base text-black mt-3 md:mt-4 flex items-start\">\n<div class=\"pl-5\">Memory space for up to 5,000 data sets<\/div>\n<\/li>\n<li class=\"text-sm md:text-base text-black mt-3 md:mt-4 flex items-start\">\n<div class=\"pl-5\">Direct conversion and display of the concentrations of inhalable and alveolar dust fractions contained in the room air stated in \u00b5g per m\u00b3 of air<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"w-full md:w-1\/2 auto-bullets \">\n<ul>\n<li class=\"text-sm md:text-base text-black mt-3  flex items-start\">\n<div class=\"pl-5\">Additional colour indicator display with automatic acoustic alarm for the quick detection of critical particle concentrations<\/div>\n<\/li>\n<li class=\"text-sm md:text-base text-black mt-3 md:mt-4 flex items-start\">\n<div class=\"pl-5\">Automatic switch-off function<\/div>\n<\/li>\n<li class=\"text-sm md:text-base text-black mt-3 md:mt-4 flex items-start\">\n<div class=\"pl-5\">Integrated tripod connection and foot<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"max-w-[1088px] mx-auto w-full my-10 md:my-12 lg:my-16 xl:my-20\" data-block=\"content-block\">\n<div class=\"max-w-[1088px] mx-auto\">\n<div class=\"flex flex-col items-center gap-6 px-5 w-full md:grid md:grid-cols-12 md:items-stretch xl:px-0\" data-content-block=\"container\">\n<div class=\"relative flex flex-col gap-5 w-full md:col-span-12 md:col-start-1  sm:items-start sm:text-left  order-first md:order-none\" data-content-block=\"column\">\n<div class=\"prose text-pretty max-w-full text-left text-black prose-p:text-black prose-headings:mt-6 prose-headings:mb-3 md:prose-headings:text-lg   prose-a:text-current prose-a:transition prose-a:ease-linear prose-a:duration-300\" data-content-block=\"text\">\n<p><strong>Analysing the air quality made easy<\/strong><\/p>\n<p>With the smart Bluetooth\u00ae hand-held measuring device BQ21, you can keep an eye on the particle load in the surrounding air even over longer periods of time.<\/p>\n<p>The particle measuring device with a flash memory for 5,000 data sets records all health-relevant room climate parameters such as air temperature, humidity level, and dust fractions (&lt; 10 micrometres) as PM10 and PM2.5 according to the internationally acknowledged PM standard (Particulate Matter, number, size, and mass concentration of particles in the air).<\/p>\n<p>The air pollution is displayed on the 2.0 inch colour display either numerically in micrograms per cubic metre (\u00b5g\/m\u00b3) of room air or as number of particles. Moreover, a colour bar indicates the current particle burden.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"max-w-[1088px] mx-auto w-full px-5 my-10 md:my-12 lg:my-16 xl:my-20 xl:px-0\" data-block=\"product-specifications\">\n<div class=\"md:text-center\">\n<h3 class=\"text-black font-bold text-lg md:text-xl lg:text-2xl\"><strong>Product specifications<\/strong><\/h3>\n<\/div>\n<div class=\" md:mt-10\">\n<div class=\"\">\n<div class=\"lg:mt-0 \">\n<div id=\"spec-bq21\" class=\"prose max-w-full  md:overflow-auto\" data-spec-content=\"\">\n<div class=\"spreadsheet-container hidden md:block\">\n<table class=\"w-full table-fixed mb-0\">\n<thead>\n<tr>\n<th class=\"font-bold text-base\"><span class=\"block px-4\">Specifications<\/span><\/th>\n<th class=\"font-bold text-base text-center\"><span class=\"block px-10 md:px-20\">Units<\/span><\/th>\n<th class=\"font-bold text-base text-center will-change\"><span class=\"block px-4\">BQ21<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"bg-grey-200\/50 p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Particles &#8211; Channels<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">Quantity<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">2<\/div>\n<\/td>\n<\/tr>\n<tr class=\" p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Particles &#8211; Duct sizes<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">\u00b5m<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">2.5, 10<\/div>\n<\/td>\n<\/tr>\n<tr class=\"bg-grey-200\/50 p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Particles &#8211; Measuring range<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">\u00b5g\/m\u00b3<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">0 up to 2,000<\/div>\n<\/td>\n<\/tr>\n<tr class=\" p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Particles &#8211; Resolution<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">\u00b5g\/m\u00b3<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">1<\/div>\n<\/td>\n<\/tr>\n<tr class=\"bg-grey-200\/50 p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Air temperature &#8211; Measuring range<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">\u00b0C<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">0 up to 50 (32 up to 122 \u00b0F)<\/div>\n<\/td>\n<\/tr>\n<tr class=\" p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Air temperature &#8211; Resolution<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">\u00b0C<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">0.1 (0.1 \u00b0F)<\/div>\n<\/td>\n<\/tr>\n<tr class=\"bg-grey-200\/50 p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Humidity &#8211; Measuring range<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">% RH<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">0 up to 100<\/div>\n<\/td>\n<\/tr>\n<tr class=\" p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Humidity &#8211; Resolution<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">% RH<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">0.1<\/div>\n<\/td>\n<\/tr>\n<tr class=\"bg-grey-200\/50 p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Data interface<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\"><\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">Bluetooth 4.0<\/div>\n<\/td>\n<\/tr>\n<tr class=\" p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Power supply<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\"><\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">1 x 7.2 V Li-ion battery integrated<\/div>\n<\/td>\n<\/tr>\n<tr class=\"bg-grey-200\/50 p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Product size (l x w x h)<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">mm<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">188 x 35 x 52<\/div>\n<\/td>\n<\/tr>\n<tr class=\" p-2\">\n<td colspan=\"1\"><span class=\"block px-4\">Weight<\/span><\/td>\n<td class=\"text-center\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">g<\/div>\n<\/td>\n<td class=\"text-center will-change\">\n<div class=\"px-10 md:px-20 flex items-center justify-center\">175<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"max-w-[1088px] mx-auto w-full px-5 my-10 md:my-12 lg:my-16 xl:my-20 xl:px-0\" data-block=\"link-list\">\n<div class=\"max-w-[1088px] mx-auto\">\n<div class=\"md:text-center\">\n<h3 class=\"text-black font-bold text-lg md:text-xl lg:text-2xl\"><strong>Suitable for:<\/strong><\/h3>\n<\/div>\n<div class=\"mt-6 max-w-4xl mx-auto\">\n<div class=\"flex flex-wrap md:ml-20\">\n<div class=\"w-full md:w-1\/2 auto-bullets md:pr-16\">\n<ul>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base  lg:text-lg\">\n<div>Agriculture<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Archives and preservation<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Automotive<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Commercial buildings<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Construction<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Data centers and telecoms<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Heritage sites<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"w-full md:w-1\/2 auto-bullets \">\n<ul>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base  lg:text-lg\">\n<div>Industrial, factories and production<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Museums and galleries<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Pharmaceutical and scientific<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Residential buildings<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Warehouses and storage<\/div>\n<\/li>\n<li class=\"flex items-center gap-5 text-sm text-black mt-3 md:text-base md:mt-4 lg:text-lg\">\n<div>Water damage restoration<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Bluetooth\u00ae environmental measuring device with a smartphone app for recording and analysing particulate pollution, including inhalable dust (PM10) and alveolar dust (PM2.5).<\/p>\n<p>Excessive dust exposure at the workplace does not only endanger the health of employees and colleagues. Inventory, products that are to be processed and technical equipment also suffer from increased particle concentrations in the room air. For this reason, many countries have established statutory limit values for fine dust concentrations. Compliance with these limit values must be regularly checked, especially in the workplace, but also in schools, daycare centres, care facilities, and public authorities.<\/p>\n","protected":false},"featured_media":46039,"template":"","meta":[],"product_brand":[],"product_cat":[2027,1162,210,164,177],"product_tag":[],"class_list":{"0":"post-46038","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-measurement-technology","7":"product_cat-measurement-measuring-device-ru","8":"product_cat-measurement-tools","9":"product_cat-measuring-devices","10":"product_cat-air-quality","12":"first","13":"instock","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product\/46038","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/media\/46039"}],"wp:attachment":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/media?parent=46038"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product_brand?post=46038"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product_cat?post=46038"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product_tag?post=46038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}