{"id":85812,"date":"2026-07-28T13:00:36","date_gmt":"2026-07-28T13:00:36","guid":{"rendered":"https:\/\/instrumentatie.ro\/?post_type=product&#038;p=85812"},"modified":"2026-07-29T08:33:09","modified_gmt":"2026-07-29T08:33:09","slug":"open-path-gas-detector-spectrex-quasar-950-toxic-gas","status":"publish","type":"product","link":"https:\/\/instrumentatie.ro\/en\/product\/flame-gas-detection\/gas-detectors\/open-path-gas-detector-spectrex-quasar-950-toxic-gas\/","title":{"rendered":"Toxic Gas Detector Spectrex Quasar 950"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column width=&#8221;1\/1&#8243;][vc_column_text]<strong>Technical Specifications:<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<td><strong>Feature<\/strong><\/td>\n<td><strong>Value<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Product type<\/td>\n<td>Open path gas detector for toxic gases<\/td>\n<\/tr>\n<tr>\n<td>Series<\/td>\n<td><a href=\"https:\/\/desusystems.com\/product\/open-path-gas-detectors\/spectrex-quasar-open-path-toxic-gas-detector-series-950\/\" target=\"_blank\" rel=\"noopener\">Quasar 950<\/a><\/td>\n<\/tr>\n<tr>\n<td>Technology<\/td>\n<td>Infrared (IR) open path<\/td>\n<\/tr>\n<tr>\n<td>Configuration<\/td>\n<td>Transmitter + receiver<\/td>\n<\/tr>\n<tr>\n<td>Measurement principle<\/td>\n<td>IR absorption along optical path<\/td>\n<\/tr>\n<tr>\n<td>Measurement type<\/td>\n<td>Integrated concentration (ppm\u00b7m)<\/td>\n<\/tr>\n<tr>\n<td>Detectable gases<\/td>\n<td>Specific toxic gases (depending on configuration)<\/td>\n<\/tr>\n<tr>\n<td>Detection range<\/td>\n<td>Up to hundreds of meters<\/td>\n<\/tr>\n<tr>\n<td>Response time<\/td>\n<td>Fast<\/td>\n<\/tr>\n<tr>\n<td>Outputs<\/td>\n<td>Analog (e.g. 4\u201320 mA) and digital<\/td>\n<\/tr>\n<tr>\n<td>Power supply<\/td>\n<td>24 VDC<\/td>\n<\/tr>\n<tr>\n<td>Protection rating<\/td>\n<td>Industrial grade, suitable for harsh environments<\/td>\n<\/tr>\n<tr>\n<td>Operating conditions<\/td>\n<td>Resistant to dust, fog, rain<\/td>\n<\/tr>\n<tr>\n<td>Mounting<\/td>\n<td>Optical alignment transmitter\u2013receiver<\/td>\n<\/tr>\n<tr>\n<td>Maintenance<\/td>\n<td>Low<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>Consulting &amp; Quotation<\/strong><\/p>\n<p>Looking for a gas detector configured for your specific application?<\/p>\n<p>The instrumentatie.ro team can support you with:<\/p>\n<ul>\n<li>proper solution selection<\/li>\n<li>detection range sizing<\/li>\n<li>integration into existing systems<\/li>\n<\/ul>\n<p>\ud83d\udce7 <a href=\"mailto:office@instrumentatie.ro\">office@instrumentatie.ro<\/a>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column column_width_percent=&#8221;100&#8243; position_vertical=&#8221;middle&#8221; align_horizontal=&#8221;align_center&#8221; gutter_size=&#8221;3&#8243; overlay_alpha=&#8221;50&#8243; shift_x=&#8221;0&#8243; shift_y=&#8221;0&#8243; shift_y_down=&#8221;0&#8243; z_index=&#8221;0&#8243; medium_width=&#8221;0&#8243; mobile_width=&#8221;0&#8243; width=&#8221;1\/1&#8243; uncode_shortcode_id=&#8221;915337&#8243;][vc_button button_color=&#8221;color-731899&#8243; border_width=&#8221;0&#8243; link=&#8221;url:https%3A%2F%2Fdesusystems.com%2Fproduct%2Fopen-path-gas-detectors%2Fspectrex-quasar-open-path-toxic-gas-detector-series-950%2F|target:_blank&#8221; button_color_type=&#8221;uncode-palette&#8221; uncode_shortcode_id=&#8221;135950&#8243;]DATA SHEET[\/vc_button][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>The Spectrex Quasar 950 Open Path is an advanced industrial solution for continuous detection of toxic gases over long distances, using infrared (IR) open path technology.<\/p>\n<p>The system consists of a transmitter and a receiver that create an IR beam between the two units. The equipment measures the absorption of infrared radiation caused by toxic gases along the entire optical path, providing volumetric detection that is significantly more effective than point detection systems.<\/p>\n<p>Developed by Spectrex Inc. (part of Emerson Electric), this gas detector is designed for critical applications where process safety is essential.<\/p>\n<p>Quasar 950 is suitable for:<\/p>\n<ul>\n<li>refineries and petrochemical plants<\/li>\n<li>chemical industry<\/li>\n<li>process and storage facilities<\/li>\n<li>energy and utility infrastructure<\/li>\n<\/ul>\n<p>Reliable operation is ensured even in harsh environmental conditions such as dust, fog, rain, or temperature fluctuations.<\/p>\n<p><strong>Benefits<\/strong><\/p>\n<ul>\n<li>Long-range monitoring<br \/>\nEnables coverage of large areas with fewer devices.<\/li>\n<li>True volumetric detection<br \/>\nMeasures gas concentration along the entire beam path (ppm\u00b7m), providing an accurate representation of risk.<\/li>\n<li>Stable and selective IR technology<br \/>\nThis open path gas detector ensures high accuracy and strong immunity to interference.<\/li>\n<li>Reliable in harsh industrial environments<br \/>\nRobust construction for operation in demanding conditions.<\/li>\n<li>Reduced false alarms<br \/>\nAdvanced algorithms distinguish real gas presence from environmental disturbances.<\/li>\n<li>Full industrial integration<br \/>\nCompatible with PLC, SCADA, and safety systems.<\/li>\n<\/ul>\n","protected":false},"featured_media":85810,"template":"","meta":[],"product_brand":[],"product_cat":[142,143],"product_tag":[],"market":[261,262,258,113,115,114],"class_list":{"0":"post-85812","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-flame-gas-detection","7":"product_cat-gas-detectors","8":"market-industria-alimentara-en","9":"market-industria-farmaceutica-en","10":"market-nuclear","11":"market-oil-gas","12":"market-power-industry","13":"market-process-and-chemical-industry","15":"first","16":"instock","17":"shipping-taxable","18":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Toxic Gas Detector Spectrex Quasar 950 - Instrumentatie<\/title>\n<meta name=\"description\" content=\": Open path gas detector Spectrex Quasar 950 for long-range toxic gas detection. IR technology with accurate volumetric measurement.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/instrumentatie.ro\/en\/product\/flame-gas-detection\/gas-detectors\/open-path-gas-detector-spectrex-quasar-950-toxic-gas\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Toxic Gas Detector Spectrex Quasar 950 - Instrumentatie\" \/>\n<meta property=\"og:description\" content=\": Open path gas detector Spectrex Quasar 950 for long-range toxic gas detection. IR technology with accurate volumetric measurement.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/instrumentatie.ro\/en\/product\/flame-gas-detection\/gas-detectors\/open-path-gas-detector-spectrex-quasar-950-toxic-gas\/\" \/>\n<meta property=\"og:site_name\" content=\"Instrumentatie\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/instrumentatie.ro\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-29T08:33:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/instrumentatie.ro\/wp-content\/uploads\/2026\/07\/Safeye950_high-600.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/instrumentatie.ro\\\/en\\\/product\\\/flame-gas-detection\\\/gas-detectors\\\/open-path-gas-detector-spectrex-quasar-950-toxic-gas\\\/\",\"url\":\"https:\\\/\\\/instrumentatie.ro\\\/en\\\/product\\\/flame-gas-detection\\\/gas-detectors\\\/open-path-gas-detector-spectrex-quasar-950-toxic-gas\\\/\",\"name\":\"Toxic Gas Detector Spectrex Quasar 950 - Instrumentatie\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/instrumentatie.ro\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/instrumentatie.ro\\\/en\\\/product\\\/flame-gas-detection\\\/gas-detectors\\\/open-path-gas-detector-spectrex-quasar-950-toxic-gas\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/instrumentatie.ro\\\/en\\\/product\\\/flame-gas-detection\\\/gas-detectors\\\/open-path-gas-detector-spectrex-quasar-950-toxic-gas\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/instrumentatie.ro\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/Safeye950_high-600.jpg\",\"datePublished\":\"2026-07-28T13:00:36+00:00\",\"dateModified\":\"2026-07-29T08:33:09+00:00\",\"description\":\": Open path gas detector Spectrex Quasar 950 for long-range toxic gas detection. 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