{"id":5972,"date":"2025-04-16T11:51:29","date_gmt":"2025-04-16T10:51:29","guid":{"rendered":"https:\/\/rigel.seaward1.wpenginepowered.com\/?page_id=5972"},"modified":"2025-04-16T12:08:16","modified_gmt":"2025-04-16T11:08:16","slug":"800a944-citrex-h4","status":"publish","type":"page","link":"https:\/\/www.rigelmedical.com\/support\/ventilator-testing\/800a944-citrex-h4\/","title":{"rendered":"Citrex H4"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-3qqa944-3a822905079166a7d8dabeab29e5cfbc main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_section  avia-builder-el-first  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5972'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3on7hqc-7609876a31312faef435bdb7151abcc8\">\n.flex_column.av-3on7hqc-7609876a31312faef435bdb7151abcc8{\npadding:20px 30px 20px 0;\n}\n<\/style>\n<div  class='flex_column av-3on7hqc-7609876a31312faef435bdb7151abcc8 av_one_half  avia-builder-el-1  el_before_av_one_half  avia-builder-el-first  first flex_column_div  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m9jt6i36-82f1230c27ffc2a779e73d6be4954294\">\n#top .av_textblock_section.av-m9jt6i36-82f1230c27ffc2a779e73d6be4954294 .avia_textblock{\ncolor:#000000;\n}\n<\/style>\n<section  class='av_textblock_section av-m9jt6i36-82f1230c27ffc2a779e73d6be4954294 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h2>Citrex H4<\/h2>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3nmrric-e6136cbdc67544b2ed560b7b644ed4f8\">\n#top .hr.hr-invisible.av-3nmrric-e6136cbdc67544b2ed560b7b644ed4f8{\nheight:5px;\n}\n<\/style>\n<div  class='hr av-3nmrric-e6136cbdc67544b2ed560b7b644ed4f8 hr-invisible  avia-builder-el-3  el_after_av_textblock  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m9jt6qjo-24173b45c5588a56ecff44583120d196\">\n#top .av_textblock_section.av-m9jt6qjo-24173b45c5588a56ecff44583120d196 .avia_textblock{\nfont-size:15px;\n}\n<\/style>\n<section  class='av_textblock_section av-m9jt6qjo-24173b45c5588a56ecff44583120d196 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>&#8211; Analyze the performance of a wide variety of medical devices<br \/>\n&#8211; Bidirectional flow measurement<br \/>\n&#8211; Respiratory parameters in real-time graphs<br \/>\n&#8211; Oxygen measurement<br \/>\n&#8211; Comes with full accessories set<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3lxl9dw-52cac4539403ca9ffb5554b899fa8ed4\">\n#top .hr.hr-invisible.av-3lxl9dw-52cac4539403ca9ffb5554b899fa8ed4{\nheight:15px;\n}\n<\/style>\n<div  class='hr av-3lxl9dw-52cac4539403ca9ffb5554b899fa8ed4 hr-invisible  avia-builder-el-5  el_after_av_textblock  el_before_av_buttonrow '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<div  class='avia-buttonrow-wrap av-m9jtc5ge-4fc8eb9f133a989dd2e9deeec1e57ac8 avia-buttonrow-left  avia-builder-el-6  el_after_av_hr  avia-builder-el-last '>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m9jtc4ft-20be6545ef307ad28bd8f825d42ede1c\">\n#top #wrap_all .avia-button.av-m9jtc4ft-20be6545ef307ad28bd8f825d42ede1c{\npadding:15px 45px 15px 45px;\nmargin-bottom:5px;\nmargin-right:5px;\n}\n<\/style>\n<a href='https:\/\/www.rigelmedical.com\/product\/800a944-citrex-h4\/'  class='avia-button av-m9jtc4ft-20be6545ef307ad28bd8f825d42ede1c avia-icon_select-no avia-size-small avia-color-theme-color'   aria-label=\"View Product\"><span class='avia_iconbox_title' >View Product<\/span><\/a>\n<\/div><\/p><\/div><div  class='flex_column av-3hiedno-b0dfd9b69c3d334e5823e9e22559d4a5 av_one_half  avia-builder-el-7  el_after_av_one_half  avia-builder-el-last  flex_column_div  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m9jt92z6-b1d4f77f74d7bb7e07d5b1957bc56d4d\">\n.avia-image-container.av-m9jt92z6-b1d4f77f74d7bb7e07d5b1957bc56d4d img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-m9jt92z6-b1d4f77f74d7bb7e07d5b1957bc56d4d .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-m9jt92z6-b1d4f77f74d7bb7e07d5b1957bc56d4d av-styling- avia-align-center  avia-builder-el-8  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-5973 avia-img-lazy-loading-not-5973 avia_image ' src=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/04\/download-2025-04-16T114857.919.png\" alt='' title='download - 2025-04-16T114857.919'  height=\"631\" width=\"800\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/04\/download-2025-04-16T114857.919.png 800w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/04\/download-2025-04-16T114857.919-300x237.png 300w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/04\/download-2025-04-16T114857.919-768x606.png 768w, 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class='flex_column av-3e1v51w-39dc57243afa34e6191fe21314106567 av_two_third  avia-builder-el-10  el_before_av_hr  avia-builder-el-first  first flex_column_div  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3c3b25g-665168cf4f79d6a285dff7567fabe4c0\">\n#top .av_textblock_section.av-3c3b25g-665168cf4f79d6a285dff7567fabe4c0 .avia_textblock{\ncolor:#0096d6;\n}\n<\/style>\n<section  class='av_textblock_section av-3c3b25g-665168cf4f79d6a285dff7567fabe4c0 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h2 style=\"text-align: left;\">Specifications &amp; Manuals<\/h2>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3ajptec-7c7a176063eaf9fc49ee36191ffd60d9\">\n#top .hr.hr-invisible.av-3ajptec-7c7a176063eaf9fc49ee36191ffd60d9{\nheight:20px;\n}\n<\/style>\n<div  class='hr 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av-37ipcj8-3dd36d1ee6224d81c7db91cabf8ba4cf av-styling- avia-align-center  avia-builder-el-14  el_before_av_hr  avia-builder-el-first '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-4442 avia-img-lazy-loading-not-4442 avia_image ' src=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab.jpg\" alt='' title='free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab'  height=\"628\" width=\"1200\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab.jpg 1200w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-300x157.jpg 300w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-1030x539.jpg 1030w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-768x402.jpg 768w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-705x369.jpg 705w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-450x236.jpg 450w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-600x314.jpg 600w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-34syefo-9c4a17f3dc5ec2f834e8ca27a366077b\">\n#top .hr.hr-invisible.av-34syefo-9c4a17f3dc5ec2f834e8ca27a366077b{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-34syefo-9c4a17f3dc5ec2f834e8ca27a366077b hr-invisible  avia-builder-el-15  el_after_av_image  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-33ieqd0-c39909e2ae81fc412c532299f2b7719f\">\n#top .av_textblock_section.av-33ieqd0-c39909e2ae81fc412c532299f2b7719f .avia_textblock{\ncolor:#0096d6;\n}\n<\/style>\n<section  class='av_textblock_section av-33ieqd0-c39909e2ae81fc412c532299f2b7719f '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h3>Citrex H4 Manual<\/h3>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-325tjok-a24a04a955bdd75ebc837f00024655ff\">\n#top .hr.hr-invisible.av-325tjok-a24a04a955bdd75ebc837f00024655ff{\nmargin-top:-5px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-325tjok-a24a04a955bdd75ebc837f00024655ff hr-invisible  avia-builder-el-17  el_after_av_textblock  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-300ec6c-9fe17139aff7495383dd45b2df8bf409\">\n#top .av_textblock_section.av-300ec6c-9fe17139aff7495383dd45b2df8bf409 .avia_textblock{\nfont-size:16px;\n}\n<\/style>\n<section  class='av_textblock_section av-300ec6c-9fe17139aff7495383dd45b2df8bf409 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Manual<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2zc7xas-97bb5dbaae4c397b5929f2ea9926a496\">\n#top .hr.hr-invisible.av-2zc7xas-97bb5dbaae4c397b5929f2ea9926a496{\nheight:5px;\n}\n<\/style>\n<div  class='hr av-2zc7xas-97bb5dbaae4c397b5929f2ea9926a496 hr-invisible  avia-builder-el-19  el_after_av_textblock  el_before_av_button '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<div  class='avia-button-wrap av-2xbfolg-c0ad252a4e1ce5c7d1764998b9a54d03-wrap avia-button-left  avia-builder-el-20  el_after_av_hr  avia-builder-el-last '>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2xbfolg-c0ad252a4e1ce5c7d1764998b9a54d03\">\n#top #wrap_all .avia-button.av-2xbfolg-c0ad252a4e1ce5c7d1764998b9a54d03{\npadding:15px 45px 15px 45px;\n}\n<\/style>\n<a href='https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/04\/h4-manual-pdf-5f58f906e6d7a-1.pdf'  class='avia-button av-2xbfolg-c0ad252a4e1ce5c7d1764998b9a54d03 av-link-btn avia-icon_select-no avia-size-small avia-position-left avia-color-theme-color'  target=\"_blank\"  rel=\"noopener noreferrer\"  aria-label=\"Find out more\"><span class='avia_iconbox_title' >Find out more<\/span><\/a><\/div><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-abh42s-5a0879f683fbfc668d8794306a85ce7e\">\n.flex_column.av-abh42s-5a0879f683fbfc668d8794306a85ce7e{\nwidth:32%;\nmargin-left:2%;\n}\n<\/style>\n<div  class='flex_column av-abh42s-5a0879f683fbfc668d8794306a85ce7e av_one_third  avia-builder-el-21  el_after_av_one_third  el_before_av_one_third  flex_column_div  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2ua5kic-2dc573113db48418678f824ade1c06b3\">\n.avia-image-container.av-2ua5kic-2dc573113db48418678f824ade1c06b3 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-2ua5kic-2dc573113db48418678f824ade1c06b3 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-2ua5kic-2dc573113db48418678f824ade1c06b3 av-styling- avia-align-center  avia-builder-el-22  el_before_av_hr  avia-builder-el-first '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-4442 avia-img-lazy-loading-not-4442 avia_image ' src=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab.jpg\" alt='' title='free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab'  height=\"628\" width=\"1200\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab.jpg 1200w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-300x157.jpg 300w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-1030x539.jpg 1030w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-768x402.jpg 768w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-705x369.jpg 705w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-450x236.jpg 450w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-600x314.jpg 600w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2ss2rms-6f8bcb26bcf808f40d31144b48298176\">\n#top .hr.hr-invisible.av-2ss2rms-6f8bcb26bcf808f40d31144b48298176{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-2ss2rms-6f8bcb26bcf808f40d31144b48298176 hr-invisible  avia-builder-el-23  el_after_av_image  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2pvkrj8-56867e9cbf1079de7a477b8c63668d63\">\n#top .av_textblock_section.av-2pvkrj8-56867e9cbf1079de7a477b8c63668d63 .avia_textblock{\ncolor:#0096d6;\n}\n<\/style>\n<section  class='av_textblock_section av-2pvkrj8-56867e9cbf1079de7a477b8c63668d63 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h3>Rigel Medical Brochure<\/h3>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2p92kv8-021e4580f78b605b21dcc3efb30747e4\">\n#top .hr.hr-invisible.av-2p92kv8-021e4580f78b605b21dcc3efb30747e4{\nmargin-top:-5px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-2p92kv8-021e4580f78b605b21dcc3efb30747e4 hr-invisible  avia-builder-el-25  el_after_av_textblock  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2mxh3tg-26ef37447cdcdd3548d74d466583c858\">\n#top .av_textblock_section.av-2mxh3tg-26ef37447cdcdd3548d74d466583c858 .avia_textblock{\nfont-size:16px;\n}\n<\/style>\n<section  class='av_textblock_section av-2mxh3tg-26ef37447cdcdd3548d74d466583c858 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Manual<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2l05e50-89f733d9099f51c13e804f85c99ddf36\">\n#top .hr.hr-invisible.av-2l05e50-89f733d9099f51c13e804f85c99ddf36{\nheight:5px;\n}\n<\/style>\n<div  class='hr av-2l05e50-89f733d9099f51c13e804f85c99ddf36 hr-invisible  avia-builder-el-27  el_after_av_textblock  el_before_av_button '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<div  class='avia-button-wrap av-2jq8nok-2cf96a6d522521374a5ee4da43a9f9eb-wrap avia-button-left  avia-builder-el-28  el_after_av_hr  avia-builder-el-last '>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2jq8nok-2cf96a6d522521374a5ee4da43a9f9eb\">\n#top #wrap_all .avia-button.av-2jq8nok-2cf96a6d522521374a5ee4da43a9f9eb{\npadding:15px 45px 15px 45px;\n}\n<\/style>\n<a href='https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/04\/rigelmedical-global-brochure-a5-8-22-04-21-pdf-60af6de3eecbd-3.pdf'  class='avia-button av-2jq8nok-2cf96a6d522521374a5ee4da43a9f9eb av-link-btn avia-icon_select-no avia-size-small avia-position-left avia-color-theme-color'  target=\"_blank\"  rel=\"noopener noreferrer\"  aria-label=\"Find out more\"><span class='avia_iconbox_title' >Find out more<\/span><\/a><\/div><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2huyw1g-b95f2e3f65a47a095ad7fe80307e5d86\">\n.flex_column.av-2huyw1g-b95f2e3f65a47a095ad7fe80307e5d86{\nwidth:32%;\nmargin-left:2%;\n}\n<\/style>\n<div  class='flex_column av-2huyw1g-b95f2e3f65a47a095ad7fe80307e5d86 av_one_third  avia-builder-el-29  el_after_av_one_third  avia-builder-el-last  flex_column_div  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2gfsolg-61d45ba0b57ce4cc73e3ab103d76830d\">\n.avia-image-container.av-2gfsolg-61d45ba0b57ce4cc73e3ab103d76830d img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-2gfsolg-61d45ba0b57ce4cc73e3ab103d76830d .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-2gfsolg-61d45ba0b57ce4cc73e3ab103d76830d av-styling- avia-align-center  avia-builder-el-30  el_before_av_hr  avia-builder-el-first '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-4442 avia-img-lazy-loading-not-4442 avia_image ' src=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab.jpg\" alt='' title='free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab'  height=\"628\" width=\"1200\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab.jpg 1200w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-300x157.jpg 300w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-1030x539.jpg 1030w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-768x402.jpg 768w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-705x369.jpg 705w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-450x236.jpg 450w, https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/03\/free-rigel-medical-device-testing-guides-1200-630-jpg-613f063f82fab-600x314.jpg 600w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2f42d10-b7e7d0d5339cf94134de95e4fbca6e8c\">\n#top .hr.hr-invisible.av-2f42d10-b7e7d0d5339cf94134de95e4fbca6e8c{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-2f42d10-b7e7d0d5339cf94134de95e4fbca6e8c hr-invisible  avia-builder-el-31  el_after_av_image  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2csue38-306dc9a6274cede797dd5e152d00b03d\">\n#top .av_textblock_section.av-2csue38-306dc9a6274cede797dd5e152d00b03d .avia_textblock{\ncolor:#0096d6;\n}\n<\/style>\n<section  class='av_textblock_section av-2csue38-306dc9a6274cede797dd5e152d00b03d '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h3>Citrex H4 Datasheet<\/h3>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2bldbhw-55691cb015dea16e15fc115234cf7cf7\">\n#top .hr.hr-invisible.av-2bldbhw-55691cb015dea16e15fc115234cf7cf7{\nmargin-top:-5px;\nheight:1px;\n}\n<\/style>\n<div  class='hr av-2bldbhw-55691cb015dea16e15fc115234cf7cf7 hr-invisible  avia-builder-el-33  el_after_av_textblock  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2993mj8-66fdb660fa128b03bc3a1cdaac8041aa\">\n#top .av_textblock_section.av-2993mj8-66fdb660fa128b03bc3a1cdaac8041aa .avia_textblock{\nfont-size:16px;\n}\n<\/style>\n<section  class='av_textblock_section av-2993mj8-66fdb660fa128b03bc3a1cdaac8041aa '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Datasheet<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-28lnd0k-571a0e5c2ce623b15ff3646fa67b8b61\">\n#top .hr.hr-invisible.av-28lnd0k-571a0e5c2ce623b15ff3646fa67b8b61{\nheight:5px;\n}\n<\/style>\n<div  class='hr av-28lnd0k-571a0e5c2ce623b15ff3646fa67b8b61 hr-invisible  avia-builder-el-35  el_after_av_textblock  el_before_av_button '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<div  class='avia-button-wrap av-26j2ls4-c0609e6f8e16616abf2869bcb6256af4-wrap avia-button-left  avia-builder-el-36  el_after_av_hr  avia-builder-el-last '>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-26j2ls4-c0609e6f8e16616abf2869bcb6256af4\">\n#top #wrap_all .avia-button.av-26j2ls4-c0609e6f8e16616abf2869bcb6256af4{\npadding:15px 45px 15px 45px;\n}\n<\/style>\n<a href='https:\/\/www.rigelmedical.com\/wp-content\/uploads\/sites\/3\/2025\/04\/rigelmedical-global-brochure-a5-8-22-04-21-pdf-60af6de3eecbd-3.pdf'  class='avia-button av-26j2ls4-c0609e6f8e16616abf2869bcb6256af4 av-link-btn avia-icon_select-no avia-size-small avia-position-left avia-color-theme-color'  target=\"_blank\"  rel=\"noopener noreferrer\"  aria-label=\"Find out more\"><span class='avia_iconbox_title' >Find out more<\/span><\/a><\/div><\/p><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_3'  class='avia-section av-24d6gpg-fd9207ae29672ecca2d366761ede4147 main_color avia-section-default avia-no-border-styling  avia-builder-el-37  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5972'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-23wfjgk-97c0008a2f9e1bd908ded4487be1b381\">\n#top .av_textblock_section.av-23wfjgk-97c0008a2f9e1bd908ded4487be1b381 .avia_textblock{\ncolor:#0096d6;\n}\n<\/style>\n<section  class='av_textblock_section av-23wfjgk-97c0008a2f9e1bd908ded4487be1b381 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h2 style=\"text-align: center;\">Technical Specifications<\/h2>\n<\/div><\/section>\n<div  class='flex_column av-22aw7k4-5fe35b999d3bd87466b17faaace4a935 av_one_half  avia-builder-el-39  el_after_av_textblock  el_before_av_one_half  first flex_column_div  column-top-margin'     ><div class='avia-data-table-wrap av-1zlz9pg-de7c7ab27ff3cd97a0fbace216e7923b avia_responsive_table avia-table-1'><table  class='avia-table avia-data-table avia_pricing_default  avia-builder-el-40  avia-builder-el-no-sibling  table'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Table\" ><tbody><tr class='avia-heading-row'><th class=''>Pressure<\/th><th class=''><\/th><\/tr><tr class=''><td class=''>High<\/td><td class=''> 0\u201310 bar \u00b11 %* or \u00b110 mbar**<\/td><\/tr><tr class=''><td class=''>Differential<\/td><td class=''> \u00b1200 mbar \u00b10.75 %* or \u00b10.1 mbar**<\/td><\/tr><tr class=''><td class=''>Flow channel <\/td><td class=''>-50\u2013150 mbar \u00b10.75 %* or \u00b10.1 mbar**<\/td><\/tr><tr class=''><td class=''>Atmospheric pressure<\/td><td class=''>500\u20131150 mbar \u00b11 %* oder \u00b15 mbar**<\/td><\/tr><\/tbody><\/table><\/div><style type='text\/css'>.avia-table-1 td:nth-of-type(1):before { content: 'Pressure'; } .avia-table-1 td:nth-of-type(2):before { content: ''; } <\/style><\/div><div  class='flex_column av-1i6gtj8-dde33f895701c1a7e0458f9bf4c5023a av_one_half  avia-builder-el-41  el_after_av_one_half  el_before_av_one_half  flex_column_div  column-top-margin'     ><div class='avia-data-table-wrap av-1fnzkqc-529d2239a430543e3a0003ade3a92af1 avia_responsive_table avia-table-2'><table  class='avia-table avia-data-table avia_pricing_default  avia-builder-el-42  avia-builder-el-no-sibling  table'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Table\" ><tbody><tr class='avia-heading-row'><th class=''>Flow and Pressure Measurements<\/th><th class=''><\/th><\/tr><tr class=''><td class=''>Flow<\/td><td class=''>\u00b1300 sL\/min*** \u00b11.9 %* or \u00b10.1 L\/min (for 10..40\u00b0C)**<\/td><\/tr><tr class=''><td class=''>Measuring bidirectional <\/td><td class=''> yes<\/td><\/tr><tr class=''><td class=''>Temperature compensated <\/td><td class=''>automatic<\/td><\/tr><tr class=''><td class=''>Pressure compensated <\/td><td class=''> automatic<\/td><\/tr><tr class=''><td class=''>Humidity compensated<\/td><td class=''> manually<\/td><\/tr><\/tbody><\/table><\/div><style type='text\/css'>.avia-table-2 td:nth-of-type(1):before { content: 'Flow and Pressure Measurements'; } .avia-table-2 td:nth-of-type(2):before { content: ''; } <\/style><\/div><div  class='flex_column av-15ayndg-05dd5a7e3c42039133fdeb7409b864a0 av_one_half  avia-builder-el-43  el_after_av_one_half  el_before_av_one_half  first flex_column_div  column-top-margin'     ><div class='avia-data-table-wrap av-12c2wus-63c51aba93d3183f94e5b4054037fe83 avia_responsive_table avia-table-3'><table  class='avia-table avia-data-table avia_pricing_default  avia-builder-el-44  avia-builder-el-no-sibling  table'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Table\" ><tbody><tr class='avia-heading-row'><th class=''><br \/>\nOther measurements<\/th><th class=''><\/th><\/tr><tr class=''><td class=''>Oxygen (pressure comp. \u2264 150 mbar) <\/td><td class=''>0\u2013100 % \u00b11 % O2**<\/td><\/tr><tr class=''><td class=''>Gas temperature<\/td><td class=''>0\u201350\u00b0C \u00b11.75 %* or \u00b10.5 \u00b0C**<\/td><\/tr><tr class=''><td class=''>Gas types<\/td><td class=''>Air, Air\/O2, O2, N2O, N2O\/O2, CO2, N2, He\/O2<\/td><\/tr><tr class=''><td class=''>Gas standards<\/td><td class=''>ATP, ATPD, ATPS, AP21, STP, STPH, BTPS, BTPS-A, BTPD, BTPD-A, 0\/1013, 20\/981, 15\/1013, 25\/991, 20\/1013, NTPD, NTPS<\/td><\/tr><\/tbody><\/table><\/div><style type='text\/css'>.avia-table-3 td:nth-of-type(1):before { content: '\nOther measurements'; } .avia-table-3 td:nth-of-type(2):before { content: ''; } <\/style><\/div><div  class='flex_column av-qvz3ck-a9e657abeab456181378795961102969 av_one_half  avia-builder-el-45  el_after_av_one_half  el_before_av_one_half  flex_column_div  column-top-margin'     ><div class='avia-data-table-wrap av-pvysok-7688ff04b1e8b371fcf4cb4115778737 avia_responsive_table avia-table-4'><table  class='avia-table avia-data-table avia_pricing_default  avia-builder-el-46  avia-builder-el-no-sibling  table'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Table\" ><tbody><tr class='avia-heading-row'><th class=''><br \/>\nUnits<\/th><th class=''><\/th><\/tr><tr class=''><td class=''>Flow<\/td><td class=''>L\/min, L\/s, cfm, mL\/min, mL\/s<\/td><\/tr><tr class=''><td class=''>Pressure<\/td><td class=''>bar, mbar, cmH2O, inH2O, Torr, inHg, hPa, kPa, mmHg, PSI<\/td><\/tr><\/tbody><\/table><\/div><style type='text\/css'>.avia-table-4 td:nth-of-type(1):before { content: '\nUnits'; } .avia-table-4 td:nth-of-type(2):before { content: ''; } <\/style><\/div><div  class='flex_column av-1gvmuc-1ba65f30d0ad6616a1e56f842d4768cb av_one_half  avia-builder-el-47  el_after_av_one_half  el_before_av_one_half  first flex_column_div  column-top-margin'     ><div class='avia-data-table-wrap av-cjbzg4-b6af0978d54b6fb99ee1a6a6d3002078 avia_responsive_table avia-table-5'><table  class='avia-table avia-data-table avia_pricing_default  avia-builder-el-48  avia-builder-el-no-sibling  table'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Table\" ><tbody><tr class='avia-heading-row'><th class=''><br \/>\nGeneral information<\/th><th class=''><\/th><\/tr><tr class=''><td class=''>Realtime curves<\/td><td class=''> yes<\/td><\/tr><tr class=''><td class=''>Display<\/td><td class=''>1.7&#8221; with touch control elements (color)<\/td><\/tr><tr class=''><td class=''>Interface <\/td><td class=''>RS-232, USB, Ethernet, CAN, Analog Out, TTL, TSI4000 Protocol<\/td><\/tr><tr class=''><td class=''>Data storage<\/td><td class=''> microSD Card<\/td><\/tr><tr class=''><td class=''>Power <\/td><td class=''>100\u2013240 VAC, 50\u201360 Hz<\/td><\/tr><tr class=''><td class=''>Dimension (w x d x h)<\/td><td class=''>11.4 x 7 x 6 cm<\/td><\/tr><tr class=''><td class=''>Weight<\/td><td class=''>0.4 kg<\/td><\/tr><tr class=''><td class=''>Battery<\/td><td class=''>4 hours<\/td><\/tr><tr class=''><td class=''>Approvals<\/td><td class=''>CE, BC (Energy Efficiency for Battery Charging Systems), CSA (North America), IEC 61010-1:2010, IEC 61326-2:2012<\/td><\/tr><\/tbody><\/table><\/div><style type='text\/css'>.avia-table-5 td:nth-of-type(1):before { content: '\nGeneral information'; } .avia-table-5 td:nth-of-type(2):before { content: ''; } <\/style><\/div><div  class='flex_column av-61xmvo-9710852d2ed63bb00e63b53e416130d9 av_one_half  avia-builder-el-49  el_after_av_one_half  avia-builder-el-last  flex_column_div  column-top-margin'     ><div class='avia-data-table-wrap av-5xnbbo-b2bd17dfc3b7040010000cd6627db8ce avia_responsive_table avia-table-6'><table  class='avia-table avia-data-table avia_pricing_default  avia-builder-el-50  avia-builder-el-no-sibling  table'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Table\" ><tbody><tr class='avia-heading-row'><th class=''>Ventilation parameter<\/th><th class=''><\/th><\/tr><tr class=''><td class=''>Breath rate<\/td><td class=''>1\u20131000 bpm \u00b11 bpm* or \u00b12.5 %**<\/td><\/tr><tr class=''><td class=''>Time<\/td><td class=''> 0.05\u201360 s \u00b10.02 s<\/td><\/tr><tr class=''><td class=''>Ratio<\/td><td class=''>1:300\u2013300:1 \u00b12.5 %*<\/td><\/tr><tr class=''><td class=''>Ti\/Tcyc<\/td><td class=''>0\u2013100 % \u00b15 %*<\/td><\/tr><tr class=''><td class=''>Breath volume<\/td><td class=''>\u00b12 %* or \u00b10.20 mL (&gt;6 sL\/min)**<\/td><\/tr><tr class=''><td class=''>Tidal volume<\/td><td class=''> \u00b110 L \u00b12 %* or \u00b10.20 mL (&gt;6 sL\/min)**<\/td><\/tr><tr class=''><td class=''>Minute volume <\/td><td class=''>0\u2013300 sL\/min \u00b12.5 %*<\/td><\/tr><tr class=''><td class=''>Peak flow <\/td><td class=''>\u00b1 300 sL\/min \u00b11.9 %* or \u00b10.1 sL\/min**<\/td><\/tr><tr class=''><td class=''>Pressure<\/td><td class=''>0\u2013150 mbar \u00b10.75 %* or \u00b10.1 mbar**<\/td><\/tr><tr class=''><td class=''>Compliance<\/td><td class=''>0\u20131000 mL\/mbar \u00b13 %* or \u00b11 mL\/mbar**<\/td><\/tr><tr class=''><td class=''>The greater tolerance is valid: * Tolerance related to the measured value, ** Absolute tolerance, *** The unit sL\/min is based on ambient conditions of 0 \u00b0C and 1013.25 mbar (DIN 1343). <\/td><td class=''><\/td><\/tr><\/tbody><\/table><\/div><style type='text\/css'>.avia-table-6 td:nth-of-type(1):before { content: 'Ventilation parameter'; } .avia-table-6 td:nth-of-type(2):before { content: ''; } <\/style><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4pedn8-62916f7d0e1ddee3c61fefe16e1ad749\">\n.avia-section.av-4pedn8-62916f7d0e1ddee3c61fefe16e1ad749{\nbackground-color:#0096d6;\nbackground-image:unset;\n}\n<\/style>\n<div id='av_section_4'  class='avia-section av-4pedn8-62916f7d0e1ddee3c61fefe16e1ad749 main_color avia-section-default avia-no-border-styling  avia-builder-el-51  el_after_av_section  el_before_av_one_full  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-5972'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-19oxt10-ba78c5de5dda4a91467a9f9c52267bc9 av_one_full  avia-builder-el-52  avia-builder-el-no-sibling  first flex_column_div  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-17ye7xg-4cde4db9838c3b4cf185381f20925109\">\n#top 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