{"id":17981,"date":"2020-12-11T15:41:16","date_gmt":"2020-12-11T04:41:16","guid":{"rendered":"https:\/\/thomsongroup.com.au\/?post_type=product&#038;p=17981"},"modified":"2024-09-03T16:52:05","modified_gmt":"2024-09-03T06:52:05","slug":"model-n901-thc-ch4-nmhc","status":"publish","type":"product","link":"https:\/\/thomsongroup.com.au\/product\/model-n901-thc-ch4-nmhc\/","title":{"rendered":"Model N901 THC\/CH4\/NMHC"},"content":{"rendered":"<p>The Model N901 is a near-continuous hydrocarbon gas analyzer that measures the concentration of Methane (CH<sub>4<\/sub>) and Total Hydrocarbons (THC) in air. The concentration of the non-Methane (NMHC)&nbsp;component is calculated by the subtraction of CH<sub>4<\/sub>&nbsp;from THC, with high sensitivity and accuracy. The hydrocarbons are measured using a Flame Ionization Detector (FID), in combination with gas chromatography (GC). The instruments range and performance are tuned specifically for use in ambient air quality monitoring assessments.<\/p>\n<p>The Model N901 is designed for simple operation and maintenance with a modular hardware and electronics architecture.&nbsp; A long-life stainless-steel fritted filter is used at the sample intake to effectively remove particulate matter without introducing any gas-phase measurement artifacts. Instrument operation, calibration functions,&nbsp;chromatogram views,\u200b and data handling are all automated and controlled using the internal NumaView\u2122\u200b&nbsp;Software (NVS) interface, without the need for an external PC.\u200b<\/p>\n<p>For remote connection to the N901 instrument, Teledyne API&#8217;s NumaView\u2122 Remote PC-based Software provides a virtual interface, instrument controls, and data downloading capability to all TAPI analyzers operating NumaView\u2122 Software.<\/p>\n<h2>Features<\/h2>\n<ul>\n<li>\u200b60s default cycle time<\/li>\n<li>25 ppb LDL (CH<sub>4<\/sub>, NMHC) \u200b<\/li>\n<li>Fully programmable and automated directly from the instrument front panel interface<\/li>\n<li>Modular internal hardware design for ease of maintenance<\/li>\n<li>All internal components operate on 24VDC<\/li>\n<li>Front panel USB connections for peripheral devices and firmware upgrades<\/li>\n<li>Real-time chromatogram display during calibration routine<\/li>\n<li>Real-time graphical displays of concentrations and diagnostic parameters<\/li>\n<li>Comprehensive internal datalogging with programmable averaging periods<\/li>\n<li>Ethernet and Serial outputs, standard<\/li>\n<li>Analog output and digital I\/O expansion (options)<\/li>\n<li>Internal pressurized span valve for auto calibration (option)\u200b\u200b<\/li>\n<\/ul>\n<table style=\"height: 20px;\" width=\"700\">\n<tbody>\n<tr>\n<td>Detector<\/td>\n<td>Flame Ionization Detector (FID)<\/td>\n<\/tr>\n<tr>\n<td>Method<\/td>\n<td>Gas Chromatography with CH4 separation column<\/td>\n<\/tr>\n<tr>\n<td>Ranges (Methane)<\/td>\n<td>Min: 0-5 ppm<br \/>\nMax: 0-1,000 ppm<\/td>\n<\/tr>\n<tr>\n<td>Lower Detectable Limit<\/td>\n<td>&lt;25 ppb (Methane); &lt;25 ppb (Propane)<\/td>\n<\/tr>\n<tr>\n<td>Cycle Time<\/td>\n<td>60 sec (minimum), user-definable<\/td>\n<\/tr>\n<tr>\n<td>Precision<\/td>\n<td>&lt;1% of reading or 0.05 ppm (whichever is\u200b greater)<\/td>\n<\/tr>\n<tr>\n<td>Linearity<\/td>\n<td>\u200b&lt;1% of full scale<\/td>\n<\/tr>\n<tr>\n<td>Zero Drift<\/td>\n<td>Zero baseline performed once per cycle<\/td>\n<\/tr>\n<tr>\n<td>Span Drift (24hr)<\/td>\n<td>&lt;1% of full scale<\/td>\n<\/tr>\n<tr>\n<td>Sample Flow Rate<\/td>\n<td>60 cc\/min + 10%<\/td>\n<\/tr>\n<tr>\n<td>Carrier Gas<\/td>\n<td>50 to 70 psi\u200b, N2 UHP Grade, Consumption 20 cc\/min<\/td>\n<\/tr>\n<tr>\n<td>Fuel Gas<\/td>\n<td>50 psi \u00b1 5%, H2 UHP Grade, Consumption 35 cc\/min<\/td>\n<\/tr>\n<tr>\n<td>FID Air<\/td>\n<td>50 psi \u00b1 5%, HC Free clean air, Consumption 350 \u200bcc\/min<\/td>\n<\/tr>\n<tr>\n<td>Auxiliary A\u200bir<\/td>\n<td>70 psi \u00b1 5%,\u200b Clean Dry Air, Consumption 1 cc\/actuation<\/td>\n<\/tr>\n<tr>\n<td>Included I\/O<\/td>\n<td>1 x Ethernet (TCP\/IP)<br \/>\n1 x RS232<br \/>\n2 x front panel USB device ports\u200b<\/td>\n<\/tr>\n<tr>\n<td>Optional I\/O<\/td>\n<td>Universal Analog Output Board includes (all user-definable):<br \/>\n4 x Isolated Voltage Outputs (5V, 10V; user-selectable)<br \/>\n3 x Individually Isolated Current Outputs (4-20mA)<br \/>\n\u200bDigital I\/O Expansion Board includes:<br \/>\n3 x Isolated Digital Input Controls<br \/>\n5 x Isolated Digital Output Controls (user-definable)<br \/>\n3 x Form C Relay Alarm Outputs (user-definable)<\/td>\n<\/tr>\n<tr>\n<td>Dimensions (HxWxD)<\/td>\n<td>7\u201d x 17\u201d x 23.5\u201d (178 x 432 x 597 mm)<\/td>\n<\/tr>\n<tr>\n<td>Weight<\/td>\n<td>35 lbs (16 kg)<\/td>\n<\/tr>\n<tr>\n<td>Operating Temperature<\/td>\n<td>7\u200b5-40\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Power<\/td>\n<td>100-240V, 50\/60Hz, Typical Power 130W\u200b<\/td>\n<\/tr>\n<tr>\n<td>Warranty<\/td>\n<td>Two years<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><a class=\"fasc-button fasc-size-xlarge fasc-type-glossy fasc-rounded-medium\" style=\"background-color: #1a4f7b; color: #ffffff;\" target=\"_blank\" rel=\"noopener\" href=\"https:\/\/thomsongroup.com.au\/wp-content\/uploads\/2020\/12\/TAPI-N901-THC-CH4-NMHC.pdf\">DOWNLOAD SPECIFICATIONS<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Model N901 is a near-continuous hydrocarbon gas analyzer that measures the concentration of Methane (CH4) and Total Hydrocarbons (THC) in air. The concentration of the non-Methane (NMHC)&nbsp;component is calculated by the subtraction of CH4&nbsp;from THC, with high sensitivity and accuracy. The hydrocarbons are measured using a Flame Ionization Detector (FID), in combination with gas [&hellip;]<\/p>\n","protected":false},"featured_media":17982,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"default","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":"","footer-sml-layout":"","theme-transparent-header-meta":"default","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":""}}},"pwb-brand":[230],"product_brand":[],"product_cat":[201],"product_tag":[350,265,266],"class_list":{"0":"post-17981","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"pwb-brand-ambient-monitoring","7":"product_cat-gases","8":"product_tag-ch4","9":"product_tag-nmhc","10":"product_tag-thc","11":"yith_product_brand-tapi","12":"desktop-align-left","13":"tablet-align-left","14":"mobile-align-left","16":"first","17":"instock","18":"shipping-taxable","19":"product-type-simple"},"acf":[],"brands":[{"id":230,"name":"Ambient Monitoring","slug":"ambient-monitoring"}],"_links":{"self":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product\/17981","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/media\/17982"}],"wp:attachment":[{"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/media?parent=17981"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/pwb-brand?post=17981"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product_brand?post=17981"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product_cat?post=17981"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/thomsongroup.com.au\/wp-json\/wp\/v2\/product_tag?post=17981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}