{"id":963,"date":"2019-09-17T04:47:26","date_gmt":"2019-09-17T04:47:26","guid":{"rendered":"https:\/\/demo.activebizsolutions.com\/?post_type=product&#038;p=963"},"modified":"2026-08-12T17:17:52","modified_gmt":"2026-08-12T17:17:52","slug":"dual-o2-co2-monitor","status":"publish","type":"product","link":"https:\/\/sso2.com\/vi\/product\/dual-o2-co2-monitor\/","title":{"rendered":"OMD-351-O2-CO2 Dual O2 \/ CO2 Monitor"},"content":{"rendered":"<p class=\"isSelectedEnd\">The OMD-351-O2-CO2 Dual O2 \/ CO2 Monitor is designed for continuous real-time monitoring of oxygen deficiency and elevated carbon dioxide levels in confined spaces and industrial environments. The analyzer combines Southland Sensing\u2019s precision electrochemical oxygen sensor technology with reliable infrared CO\u2082 measurement and an advanced smart MENU interface. The result is a highly reliable, cost-effective safety monitor with an easy-to-use interface.<\/p>\n<ul data-spread=\"false\">\n<li><strong>Enclosure Type:<\/strong> Wall Mount; IP66 \/ NEMA 4X<\/li>\n<li><strong>Enclosure Material:<\/strong> Rugged Anodized Aluminum<\/li>\n<li><strong>Oxygen Range:<\/strong> 0\u201330% O\u2082<\/li>\n<li><strong>Carbon Dioxide Range:<\/strong> 0\u201310,000 ppm CO\u2082<\/li>\n<li><strong>Resolution:<\/strong> 0.1% O\u2082 \/ 1 ppm CO\u2082<\/li>\n<li><strong>Input Power:<\/strong> 100\u2013240 VAC or 24 VDC<\/li>\n<li><strong>Analog Output:<\/strong> 4\u201320 mA<\/li>\n<li><strong>Audible Alarm:<\/strong> Integrated Hooter \/ Buzzer<\/li>\n<li><strong>Alarms:<\/strong> 2 fully adjustable Form C relay contacts<\/li>\n<li><strong>Power Fail Alarm:<\/strong> 1 Form C relay contact<\/li>\n<li><strong>Power Backup:<\/strong> Integral rechargeable battery<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">The built-in smart MENU interface allows the user to fully configure the monitor through the onboard display. Alarm settings and other operating parameters can be adjusted directly at the unit without the need for a laptop, software or external control device.<\/p>\n<p class=\"isSelectedEnd\">The oxygen sensor is based on galvanic electrochemical fuel cell technology and is manufactured in-house by Southland Sensing Ltd. The carbon dioxide sensor utilizes precision NDIR infrared technology. Both sensors are designed for long service life, excellent accuracy and stability, and minimal routine maintenance.<\/p>\n<p class=\"isSelectedEnd\">The OMD-351-O2-CO2 is an ideal solution for applications requiring simultaneous monitoring for <strong>oxygen deficiency and elevated carbon dioxide<\/strong>. Typical applications include confined spaces, laboratories, gas storage rooms, cryogenic facilities, wineries, breweries and other industrial areas where inert gases or carbon dioxide may create potentially hazardous atmospheric conditions.<\/p>\n<p>Integrated audible alarms, adjustable relay contacts, 4\u201320 mA output and rechargeable battery backup provide continuous protection for personnel and equipment.<\/p>","protected":false},"excerpt":{"rendered":"<p>The OMD-351-O2-CO2 Dual O2 \/ CO2 Monitor is designed for continuous real-time monitoring of oxygen deficiency and elevated carbon dioxide levels in confined spaces and industrial environments. The analyzer combines Southland Sensing\u2019s precision electrochemical oxygen sensor technology with reliable infrared CO\u2082 measurement and an advanced smart MENU interface. The result is a highly reliable, cost-effective [&hellip;]<\/p>\n","protected":false},"featured_media":2236,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[30],"product_tag":[],"class_list":["post-963","product","type-product","status-publish","has-post-thumbnail","product_cat-ambient-air-monitors","first","instock","shipping-taxable","product-type-external"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>OMD-351 Dual O2\/CO2 Monitor | Oxygen &amp; CO2 Analyzer<\/title>\n<meta name=\"description\" content=\"The OMD-351 is a dual O2\/CO2 monitor and analyzer. Get simultaneous monitoring of oxygen deficiency and carbon dioxide (CO2) levels.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sso2.com\/vi\/san-pham\/dual-o2-co2-monitor\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"OMD-351-O2-CO2 Dual O2 \/ CO2 Monitor\" \/>\n<meta property=\"og:description\" content=\"The OMD-351 is a dual O2\/CO2 monitor and analyzer. Get simultaneous monitoring of oxygen deficiency and carbon dioxide (CO2) levels.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sso2.com\/vi\/san-pham\/dual-o2-co2-monitor\/\" \/>\n<meta property=\"og:site_name\" content=\"Southland Sensing Ltd.\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-12T17:17:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sso2.com\/wp-content\/uploads\/2024\/01\/omd-351-o2-co2.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1591\" \/>\n\t<meta property=\"og:image:height\" content=\"2560\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Price\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n\t<meta name=\"twitter:label2\" content=\"Availability\" \/>\n\t<meta name=\"twitter:data2\" content=\"In stock\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/\",\"url\":\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/\",\"name\":\"OMD-351 Dual O2\\\/CO2 Monitor | Oxygen & CO2 Analyzer\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/sso2.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/i0.wp.com\\\/sso2.com\\\/wp-content\\\/uploads\\\/2024\\\/01\\\/omd-351-o2-co2.png?fit=1591%2C2560&ssl=1\",\"datePublished\":\"2019-09-17T04:47:26+00:00\",\"dateModified\":\"2026-08-12T17:17:52+00:00\",\"description\":\"The OMD-351 is a dual O2\\\/CO2 monitor and analyzer. Get simultaneous monitoring of oxygen deficiency and carbon dioxide (CO2) levels.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/#primaryimage\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/sso2.com\\\/wp-content\\\/uploads\\\/2024\\\/01\\\/omd-351-o2-co2.png?fit=1591%2C2560&ssl=1\",\"contentUrl\":\"https:\\\/\\\/i0.wp.com\\\/sso2.com\\\/wp-content\\\/uploads\\\/2024\\\/01\\\/omd-351-o2-co2.png?fit=1591%2C2560&ssl=1\",\"width\":1591,\"height\":2560},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/sso2.com\\\/product\\\/dual-o2-co2-monitor\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/sso2.com\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/sso2.com\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"OMD-351-O2-CO2 Dual O2 \\\/ CO2 Monitor\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/sso2.com\\\/#website\",\"url\":\"https:\\\/\\\/sso2.com\\\/\",\"name\":\"Southland Sensing Ltd.\",\"description\":\"Industrial &amp; Medical Gas Analyzers Oxygen CO\u2082, &amp; H\u2082 Monitors\",\"publisher\":{\"@id\":\"https:\\\/\\\/sso2.com\\\/#organization\"},\"alternateName\":\"SSO2\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/sso2.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/sso2.com\\\/#organization\",\"name\":\"Southland Sensing Ltd.\",\"alternateName\":\"SSO2\",\"url\":\"https:\\\/\\\/sso2.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/sso2.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/sso2.com\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/sso2_300pixel.webp?fit=300%2C50&ssl=1\",\"contentUrl\":\"https:\\\/\\\/i0.wp.com\\\/sso2.com\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/sso2_300pixel.webp?fit=300%2C50&ssl=1\",\"width\":300,\"height\":50,\"caption\":\"Southland Sensing Ltd.\"},\"image\":{\"@id\":\"https:\\\/\\\/sso2.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.linkedin.com\\\/company\\\/southland-sensing-ltd\\\/\"],\"description\":\"Southland Sensing Ltd. brings together superior performance, an improved user experience, and unmatched application expertise to deliver an accurate and reliable measurement solution. That\u2019s why multinationals, small companies and universities alike turn to us again and again.\",\"email\":\"sales@sso2.com\",\"telephone\":\"1-949-398-2879\",\"legalName\":\"Southland Sensing Ltd.\",\"foundingDate\":\"2013-01-01\",\"numberOfEmployees\":{\"@type\":\"QuantitativeValue\",\"minValue\":\"11\",\"maxValue\":\"50\"},\"publishingPrinciples\":\"https:\\\/\\\/sso2.com\\\/contact-us\\\/\",\"ownershipFundingInfo\":\"https:\\\/\\\/sso2.com\\\/about-us\\\/\",\"actionableFeedbackPolicy\":\"https:\\\/\\\/sso2.com\\\/contact-us\\\/\"}]}<\/script>\n<meta property=\"product:price:currency\" content=\"USD\" \/>\n<meta property=\"og:availability\" content=\"instock\" \/>\n<meta property=\"product:availability\" content=\"instock\" \/>\n<meta property=\"product:condition\" content=\"new\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"M\u00e1y \u0111o O2\/CO2 k\u00e9p OMD-351 | M\u00e1y ph\u00e2n t\u00edch oxy v\u00e0 CO2","description":"OMD-351 l\u00e0 thi\u1ebft b\u1ecb theo d\u00f5i v\u00e0 ph\u00e2n t\u00edch k\u00e9p O2\/CO2. Cho ph\u00e9p theo d\u00f5i \u0111\u1ed3ng th\u1eddi t\u00ecnh tr\u1ea1ng thi\u1ebfu oxy v\u00e0 n\u1ed3ng \u0111\u1ed9 carbon dioxide (CO2).","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:\/\/sso2.com\/vi\/san-pham\/dual-o2-co2-monitor\/","og_locale":"vi_VN","og_type":"article","og_title":"OMD-351-O2-CO2 Dual O2 \/ CO2 Monitor","og_description":"The OMD-351 is a dual O2\/CO2 monitor and analyzer. Get simultaneous monitoring of oxygen deficiency and carbon dioxide (CO2) levels.","og_url":"https:\/\/sso2.com\/vi\/san-pham\/dual-o2-co2-monitor\/","og_site_name":"Southland Sensing Ltd.","article_modified_time":"2026-08-12T17:17:52+00:00","og_image":[{"width":1591,"height":2560,"url":"https:\/\/sso2.com\/wp-content\/uploads\/2024\/01\/omd-351-o2-co2.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Price":"","Availability":"In stock"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/","url":"https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/","name":"M\u00e1y \u0111o O2\/CO2 k\u00e9p OMD-351 | M\u00e1y ph\u00e2n t\u00edch oxy v\u00e0 CO2","isPartOf":{"@id":"https:\/\/sso2.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/#primaryimage"},"image":{"@id":"https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/#primaryimage"},"thumbnailUrl":"https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2024\/01\/omd-351-o2-co2.png?fit=1591%2C2560&ssl=1","datePublished":"2019-09-17T04:47:26+00:00","dateModified":"2026-08-12T17:17:52+00:00","description":"OMD-351 l\u00e0 thi\u1ebft b\u1ecb theo d\u00f5i v\u00e0 ph\u00e2n t\u00edch k\u00e9p O2\/CO2. Cho ph\u00e9p theo d\u00f5i \u0111\u1ed3ng th\u1eddi t\u00ecnh tr\u1ea1ng thi\u1ebfu oxy v\u00e0 n\u1ed3ng \u0111\u1ed9 carbon dioxide (CO2).","breadcrumb":{"@id":"https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/#primaryimage","url":"https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2024\/01\/omd-351-o2-co2.png?fit=1591%2C2560&ssl=1","contentUrl":"https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2024\/01\/omd-351-o2-co2.png?fit=1591%2C2560&ssl=1","width":1591,"height":2560},{"@type":"BreadcrumbList","@id":"https:\/\/sso2.com\/product\/dual-o2-co2-monitor\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/sso2.com\/en\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/sso2.com\/shop\/"},{"@type":"ListItem","position":3,"name":"OMD-351-O2-CO2 Dual O2 \/ CO2 Monitor"}]},{"@type":"WebSite","@id":"https:\/\/sso2.com\/#website","url":"https:\/\/sso2.com\/","name":"C\u00f4ng ty TNHH Southland Sensing.","description":"Industrial &amp; Medical Gas Analyzers Oxygen CO\u2082, &amp; H\u2082 Monitors","publisher":{"@id":"https:\/\/sso2.com\/#organization"},"alternateName":"SSO2","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/sso2.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/sso2.com\/#organization","name":"C\u00f4ng ty TNHH Southland Sensing.","alternateName":"SSO2","url":"https:\/\/sso2.com\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/sso2.com\/#\/schema\/logo\/image\/","url":"https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2025\/10\/sso2_300pixel.webp?fit=300%2C50&ssl=1","contentUrl":"https:\/\/i0.wp.com\/sso2.com\/wp-content\/uploads\/2025\/10\/sso2_300pixel.webp?fit=300%2C50&ssl=1","width":300,"height":50,"caption":"Southland Sensing Ltd."},"image":{"@id":"https:\/\/sso2.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.linkedin.com\/company\/southland-sensing-ltd\/"],"description":"Southland Sensing Ltd. brings together superior performance, an improved user experience, and unmatched application expertise to deliver an accurate and reliable measurement solution. That\u2019s why multinationals, small companies and universities alike turn to us again and again.","email":"sales@sso2.com","telephone":"1-949-398-2879","legalName":"Southland Sensing Ltd.","foundingDate":"2013-01-01","numberOfEmployees":{"@type":"QuantitativeValue","minValue":"11","maxValue":"50"},"publishingPrinciples":"https:\/\/sso2.com\/contact-us\/","ownershipFundingInfo":"https:\/\/sso2.com\/about-us\/","actionableFeedbackPolicy":"https:\/\/sso2.com\/contact-us\/"}]},"product_price_currency":"USD","og_availability":"instock","product_availability":"instock","product_condition":"new"},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/product\/963","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/comments?post=963"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/media\/2236"}],"wp:attachment":[{"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/media?parent=963"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/product_brand?post=963"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/product_cat?post=963"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sso2.com\/vi\/wp-json\/wp\/v2\/product_tag?post=963"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}