{"id":3429,"date":"2026-09-16T09:11:11","date_gmt":"2026-09-16T14:11:11","guid":{"rendered":"https:\/\/www.gas-sensing.com\/news\/?p=3429"},"modified":"2026-09-01T09:18:20","modified_gmt":"2026-09-01T14:18:20","slug":"used-454h-ozone-analyzer-for-high-concentration-ozone-measurement","status":"publish","type":"post","link":"https:\/\/www.gas-sensing.com\/news\/used-454h-ozone-analyzer-for-high-concentration-ozone-measurement\/","title":{"rendered":"Used 454H Ozone Analyzer for High-Concentration Ozone Measurement"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">High-concentration ozone applications require reliable monitoring equipment designed for demanding process conditions. A<a href=\"https:\/\/www.gas-sensing.com\/454h-used.html\"> used <strong>454H Ozone Analyzer<\/strong> <\/a>can provide a cost-effective solution for measuring ozone in oxygen or air.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"https:\/\/www.gas-sensing.com\/454h-used.html\">454H <\/a>uses <strong>UV absorption at 254 nm<\/strong> and offers measurement ranges up to <strong>20% by weight or 400 g\/Nm\u00b3<\/strong>. With a response time of approximately <strong>2 seconds<\/strong>, it is well suited for applications where fast, continuous ozone measurement is important.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\">Key Features<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Measurement ranges up to <strong>0\u201320% by weight<\/strong><\/li>\n\n\n\n<li>Up to <strong>0\u2013400 g\/Nm\u00b3<\/strong><\/li>\n\n\n\n<li>Approximately <strong>2-second response time<\/strong><\/li>\n\n\n\n<li>Temperature and pressure compensation<\/li>\n\n\n\n<li><strong>0\u20135 V analog output<\/strong><\/li>\n\n\n\n<li>RS232\/RS485 communication<\/li>\n\n\n\n<li>Opto-isolated status outputs<\/li>\n\n\n\n<li>316 stainless steel, PTFE, and sapphire wetted materials<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image is-resized\"><a href=\"https:\/\/www.gas-sensing.com\/454h-used.html\"><img decoding=\"async\" src=\"https:\/\/www.gas-sensing.com\/media\/catalog\/product\/cache\/74c1057f7991b4edb2bc7bdaa94de933\/u\/n\/untitleed.png\" alt=\"454H Ozone Analyzer Used\" style=\"aspect-ratio:1;width:364px;height:auto\" title=\"454H Ozone Analyzer Used\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Applications<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The<a href=\"https:\/\/www.gas-sensing.com\/454h-used.html\"> 454H <\/a>can be used for <strong>ozone generator monitoring, industrial ozone systems, process monitoring, and high-concentration ozone research<\/strong>. Its fast response and compensation capabilities make it suitable for systems where ozone levels need to be monitored consistently.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Why Consider Used Equipment?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Used analytical equipment can be a practical way to reduce costs while maintaining access to professional measurement capabilities. A used 454H may be useful as a replacement analyzer, for expanding an existing monitoring system, or for research and process development.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As with any used instrument, buyers should verify the <strong>condition, calibration status, included accessories, and warranty<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Conclusion<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">With high-concentration measurement capabilities, UV absorption technology, and fast response, the <strong><a href=\"https:\/\/www.gas-sensing.com\/454h-used.html\">454H Ozone Analyzer<\/a><\/strong> is well suited for demanding ozone applications. A properly inspected and maintained used unit can offer a practical alternative to purchasing new equipment.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>High-concentration ozone applications require reliable monitoring equipment designed for demanding process conditions. A used 454H Ozone Analyzer can provide a cost-effective solution for measuring ozone [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":1708,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","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":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","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":""}},"footnotes":""},"categories":[555,565,328],"tags":[758,754,119,220,128,601],"class_list":["post-3429","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ozone-monitors","category-used-equipment","category-uv-absorption-ozone-analyzer","tag-454h","tag-analyzer","tag-gas-sensing","tag-ozone-analyzer","tag-ozone-monitor","tag-used-analyzer"],"_links":{"self":[{"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/posts\/3429","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/comments?post=3429"}],"version-history":[{"count":1,"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/posts\/3429\/revisions"}],"predecessor-version":[{"id":3430,"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/posts\/3429\/revisions\/3430"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/media\/1708"}],"wp:attachment":[{"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/media?parent=3429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/categories?post=3429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gas-sensing.com\/news\/wp-json\/wp\/v2\/tags?post=3429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}