{"id":145,"date":"2024-03-13T13:24:40","date_gmt":"2024-03-13T05:24:40","guid":{"rendered":"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/?p=145"},"modified":"2024-03-13T13:24:40","modified_gmt":"2024-03-13T05:24:40","slug":"tracer-gas-leak-detectors-%e7%a4%ba%e8%b8%aa%e6%b0%94%e4%bd%93%e6%b3%84%e6%bc%8f%e6%8e%a2%e6%b5%8b%e5%99%a8-md-490s","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/tracer-gas-leak-detectors-%e7%a4%ba%e8%b8%aa%e6%b0%94%e4%bd%93%e6%b3%84%e6%bc%8f%e6%8e%a2%e6%b5%8b%e5%99%a8-md-490s\/","title":{"rendered":"Tracer Gas Leak Detectors  \u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668 MD-490S"},"content":{"rendered":"<p>Tracer Gas Leak Detectors <a href=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/tag\/%e7%a4%ba%e8%b8%aa%e6%b0%94%e4%bd%93%e6%b3%84%e6%bc%8f%e6%8e%a2%e6%b5%8b%e5%99%a8\/\" title=\"View all posts in \u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668\" target=\"_blank\">\u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668<\/a> MD-490S<\/p>\n<p id=\"ZWDzfVy\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone  wp-image-146 \" src=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f1292d56704.png\" alt=\"\" width=\"424\" height=\"394\" srcset=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f1292d56704.png 800w, https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f1292d56704-300x279.png 300w, https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f1292d56704-768x713.png 768w, https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f1292d56704-500x464.png 500w\" sizes=\"(max-width: 424px) 100vw, 424px\" \/><\/p>\n<p><span data-fusion-font=\"true\" data-fusion-google-font=\"Lato\" data-fusion-google-variant=\"700\">HELIUM LEAK DETECTOR<\/span><\/p>\n<h2>PORTABLE DRY HELIUM LEAK DETECTOR SNIFFER MODEL<\/h2>\n<p>The MD-490S is a leader among portable tracer gas leak detectors. With a response time of less than 0.5 seconds, sensitivity to 10-8 direct reading atm-cc\/sec, and the ability to zero out the background, this is the industry\u2019s most aggressive portable leak detector.<\/p>\n<p>The MD-490S is fully integratable with our SmartCharge 5 and Evacuation and Backfill Station.<\/p>\n<p>It also meets the stringent requirements for robustness, reliability and ease of maintenance that are essential in any industrial environment..<\/p>\n<p>&nbsp;<\/p>\n<p>\u4fbf\u643a\u5f0f\u5e72\u5f0f\u6c26\u6c14\u6cc4\u6f0f\u63a2\u6d4b\u5668\u55c5\u63a2\u5668<\/p>\n<p>MD-490S\u662f\u4fbf\u643a\u5f0f\u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668\u4e2d\u7684\u4f7c\u4f7c\u8005\u3002\u5b83\u7684\u54cd\u5e94\u65f6\u95f4\u5c0f\u4e8e0.5\u79d2\uff0c\u5bf910-8\u4e2a\u76f4\u63a5\u8bfb\u53d6\u7684atm cc\/sec\u7684\u7075\u654f\u5ea6\uff0c\u4ee5\u53ca\u5c06\u80cc\u666f\u8c03\u96f6\u7684\u80fd\u529b\uff0c\u662f\u4e1a\u754c\u6700\u5148\u8fdb\u7684\u4fbf\u643a\u5f0f\u6cc4\u6f0f\u68c0\u6d4b\u5668\u3002<\/p>\n<p>MD-490S\u4e0e\u6211\u4eec\u7684SmartCharge 5\u4ee5\u53ca\u758f\u6563\u548c\u56de\u586b\u7ad9\u5b8c\u5168\u96c6\u6210\u3002<\/p>\n<p>\u5b83\u8fd8\u6ee1\u8db3\u5728\u4efb\u4f55\u5de5\u4e1a\u73af\u5883\u4e2d\u90fd\u81f3\u5173\u91cd\u8981\u7684\u575a\u56fa\u6027\u3001\u53ef\u9760\u6027\u548c\u6613\u4e8e\u7ef4\u62a4\u7684\u4e25\u683c\u8981\u6c42\u3002\u3002<\/p>\n<div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_1 1_1 fusion-flex-column\">\n<div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-one custom-title\">\n<h1 class=\"fusion-title-heading title-heading-left\"><strong><span data-fusion-font=\"true\" data-fusion-google-font=\"Lato\" data-fusion-google-variant=\"900\">MD-490S:\u00a0<\/span><span data-fusion-font=\"true\" data-fusion-google-font=\"Lato\" data-fusion-google-variant=\"900\"><i>APPLICATIONS \u5e94\u7528<\/i><\/span><\/strong><strong><br \/>\n<\/strong><\/h1>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-8 fusion_builder_column_1_5 1_5 fusion-flex-column\">\n<div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<ul class=\"fusion-checklist fusion-checklist-1 fusion-checklist-default type-icons\">\n<li class=\"fusion-li-item\"><i class=\"fusion-li-icon fa-car-alt fas\" aria-hidden=\"true\"><\/i>\n<div class=\"fusion-li-item-content\">\n<p><strong>AUTOMOTIVE \u6c7d\u8f66<\/strong><\/p>\n<ul>\n<li><span data-fusion-font=\"true\">Exhaust System<\/span><\/li>\n<li><span data-fusion-font=\"true\">Cooling Circuit<\/span><\/li>\n<li><span data-fusion-font=\"true\">Engine<\/span><\/li>\n<li><span data-fusion-font=\"true\">Battery<\/span><\/li>\n<li><span data-fusion-font=\"true\">Oil Pan<\/span><\/li>\n<\/ul>\n<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-9 fusion_builder_column_1_5 1_5 fusion-flex-column\">\n<div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<ul class=\"fusion-checklist fusion-checklist-2 fusion-checklist-default type-icons\">\n<li class=\"fusion-li-item\"><i class=\"fusion-li-icon fa-asterisk fas\" aria-hidden=\"true\"><\/i>\n<div class=\"fusion-li-item-content\">\n<p><strong>AIR CONDITIONING\u00a0 \u7a7a\u8c03<\/strong><\/p>\n<ul>\n<li><span data-fusion-font=\"true\">Condenser Coils<\/span><\/li>\n<li><span data-fusion-font=\"true\">Evaporator Coils<\/span><\/li>\n<li><span data-fusion-font=\"true\">Compressor Seals<\/span><\/li>\n<li><span data-fusion-font=\"true\">Refrigerant Tubing<\/span><\/li>\n<li><span data-fusion-font=\"true\">Valve and Joint<\/span><\/li>\n<\/ul>\n<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-10 fusion_builder_column_1_5 1_5 fusion-flex-column\">\n<div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<ul class=\"fusion-checklist fusion-checklist-3 fusion-checklist-default type-icons\">\n<li class=\"fusion-li-item\"><i class=\"fusion-li-icon fa-briefcase-medical fas\" aria-hidden=\"true\"><\/i>\n<div class=\"fusion-li-item-content\">\n<p><b>MEDICAL \u533b\u836f<\/b><\/p>\n<ul>\n<li><span data-fusion-font=\"true\">IV Bag<\/span><\/li>\n<li><span data-fusion-font=\"true\">Implantable Device<\/span><\/li>\n<li><span data-fusion-font=\"true\">Syringe and Vial<\/span><\/li>\n<li><span data-fusion-font=\"true\">Medical Pouch<\/span><\/li>\n<li><span data-fusion-font=\"true\">Packaging<\/span><\/li>\n<\/ul>\n<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-11 fusion_builder_column_1_5 1_5 fusion-flex-column\">\n<div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<ul class=\"fusion-checklist fusion-checklist-4 fusion-checklist-default type-icons\">\n<li class=\"fusion-li-item\"><i class=\"fusion-li-icon fa-radiation fas\" aria-hidden=\"true\"><\/i>\n<div class=\"fusion-li-item-content\">\n<p><b>NUCLEAR \u6838\u80fd<\/b><\/p>\n<ul>\n<li><span data-fusion-font=\"true\">Fuel Rod<\/span><\/li>\n<li><span data-fusion-font=\"true\">Coolant System<\/span><\/li>\n<li><span data-fusion-font=\"true\">Containment Vessel<\/span><\/li>\n<li><span data-fusion-font=\"true\">Storage Container<\/span><\/li>\n<li><span data-fusion-font=\"true\">Glove Box<\/span><\/li>\n<\/ul>\n<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-12 fusion_builder_column_1_5 1_5 fusion-flex-column\">\n<div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<ul class=\"fusion-checklist fusion-checklist-5 fusion-checklist-default type-icons\">\n<li class=\"fusion-li-item\"><i class=\"fusion-li-icon fa-fighter-jet fas\" aria-hidden=\"true\"><\/i>\n<div class=\"fusion-li-item-content\">\n<p><strong>AEROSPACE \u822a\u7a7a\u822a\u5929<\/strong><\/p>\n<ul>\n<li><span data-fusion-font=\"true\">Fuel System<\/span><\/li>\n<li><span data-fusion-font=\"true\">Hydraulic System<\/span><\/li>\n<li><span data-fusion-font=\"true\">Oxygen System<\/span><\/li>\n<li><span data-fusion-font=\"true\">Pressurized Cabin<\/span><\/li>\n<li><span data-fusion-font=\"true\">Cooling System<\/span><\/li>\n<\/ul>\n<\/div>\n<p>&nbsp;<\/p>\n<p id=\"GwLncAR\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone  wp-image-147 \" src=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f137ddcc2d7.png\" alt=\"\" width=\"384\" height=\"256\" srcset=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f137ddcc2d7.png 600w, https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f137ddcc2d7-300x200.png 300w, https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f137ddcc2d7-500x333.png 500w, https:\/\/www.bihec.com\/vacuum-instruments-corporation\/wp-content\/uploads\/sites\/828\/2024\/03\/img_65f137ddcc2d7-272x182.png 272w\" sizes=\"(max-width: 384px) 100vw, 384px\" \/><\/p>\n<div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-div custom-title\">\n<div class=\"fusion-title-heading title-heading-left title-heading-tag\"><strong><span data-fusion-font=\"true\" data-fusion-google-font=\"Lato\" data-fusion-google-variant=\"900\">MD-490S:\u00a0<\/span><span data-fusion-font=\"true\" data-fusion-google-font=\"Lato\" data-fusion-google-variant=\"900\"><i>FEATURES<\/i><\/span><\/strong><\/div>\n<\/div>\n<div class=\"fusion-text fusion-text-6\">\n<p><strong>Main Features<\/strong><\/p>\n<ul>\n<li>Fastest response time in the industry (less than 0.5 seconds)<\/li>\n<li>Helium background suppression<\/li>\n<li>Maintenance free, dry pump<\/li>\n<li>Sensitivity to 5 x 10-8 atm cc\/sec<\/li>\n<li>Less than 3 minutes total start-up time<\/li>\n<li>Fully automatic calibration sequence with built-in 10-5 atm cc\/sec gas leak<\/li>\n<li>Front panel key lock-out<\/li>\n<li>Sealed membrane keypad<\/li>\n<li>Fully interactive system diagnostics with multilingual displays<\/li>\n<li>High output (110dB) adjustable audio alarm<\/li>\n<\/ul>\n<p><b>Flexible Communication Format<\/b><\/p>\n<ul>\n<li>Option Full Duplex RS232 communication<\/li>\n<li>Option AC &amp; DC PLC Interfacing<\/li>\n<li>Option Analog Outputs<\/li>\n<li>Option Data Link Software<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"table-1\">\n<div class=\"table-2\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th style=\"text-align: center\" align=\"left\"><strong>MEASUREMENT CHARACTERISTICS<\/strong><\/th>\n<\/tr>\n<\/thead>\n<\/table>\n<\/div>\n<div class=\"table-1\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th align=\"left\"><strong>Sensitivity using Helium<\/strong><\/th>\n<th align=\"left\"><em>5 x 10<sup>-8<\/sup>\u00a0atm cc\/secs<\/em><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\"><strong>Response Time<\/strong><\/td>\n<td align=\"left\"><em>&lt; 0.5 sec<\/em><\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>Measuring Scale<\/strong><\/td>\n<td align=\"left\"><em>7 decades<\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"table-2\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th style=\"text-align: center\" align=\"left\"><strong>TEST MODES<\/strong><\/th>\n<\/tr>\n<\/thead>\n<\/table>\n<\/div>\n<div class=\"table-1\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th align=\"left\"><strong><i>Flow Units<\/i><\/strong><\/th>\n<th align=\"left\"><i>cc\/sec,\u00a0<\/i><i>oz\/yr,\u00a0<\/i><i>Pa m<sup>3<\/sup>\/s<\/i><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\"><strong><i>Gas<\/i><\/strong><\/td>\n<td align=\"left\"><i>Helium Sniffing Test<\/i><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-text fusion-title-size-div custom-title\">\n<div><\/div>\n<div class=\"fusion-title-heading title-heading-left title-heading-tag\"><strong><span data-fusion-font=\"true\" data-fusion-google-font=\"Lato\" data-fusion-google-variant=\"900\">MD-490S:\u00a0<\/span><span data-fusion-font=\"true\" data-fusion-google-font=\"Lato\" data-fusion-google-variant=\"900\"><i>SPECIFICATIONS<\/i><\/span><\/strong><\/div>\n<\/div>\n<div class=\"fusion-text fusion-text-7\">\n<p><strong>Options<\/strong><\/p>\n<ul>\n<li>VIC exclusive Vibrated-Probe w\/built-in Auto Zero switch<\/li>\n<li>Remote Display<\/li>\n<li>Carrying Case<\/li>\n<li>Portable Cart<\/li>\n<\/ul>\n<\/div>\n<div class=\"fusion-text fusion-text-8\">\n<p><b>Accessories<\/b><\/p>\n<ul>\n<li>Smart Charge 5, Gas Handling Unit<\/li>\n<li>Test Booths and Fixturing<\/li>\n<li>Multi-point probes<\/li>\n<li>Robotic Sniffing<\/li>\n<li>Leak calibrator<\/li>\n<li>Master leak<\/li>\n<li>Connectors\u2026<\/li>\n<\/ul>\n<div class=\"table-2\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th style=\"text-align: center\" align=\"left\"><strong>TECHNICAL SPECIFICATIONS<\/strong><\/th>\n<\/tr>\n<\/thead>\n<\/table>\n<\/div>\n<div class=\"table-1\">\n<table width=\"100%\">\n<thead>\n<tr>\n<th align=\"left\"><strong>Weight<\/strong><\/th>\n<th align=\"left\">31.8 kg \/ 70 lbs<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\"><strong>Dimensions (WxHxD)<\/strong><\/td>\n<td align=\"left\">\u00a0344\u00d7395 x618 mm \/ 13.5\u2033x15.5\u2033x24.4\u2033 inch<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>Electrical Supply<\/strong><\/td>\n<td align=\"left\">115\/220 VAC, 60\/50 Hz<\/p>\n<p>6\/3 Amps; CE Compliant<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>Temperature<\/strong><\/td>\n<td align=\"left\">Operating: +0<sup>0<\/sup>C to +46<sup>0<\/sup>C<\/p>\n<p>Storage: 0<sup>0<\/sup>C to +60<sup>0<\/sup>C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/tag\/leak-detection-solution\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 22pt;\" aria-label=\"Leak Detection Solution (7\u4e2a\u9879\u76ee)\">Leak Detection Solution<\/a>\n<a href=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/tag\/vacuum-instruments-corporation\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 22pt;\" aria-label=\"Vacuum Instruments Corporation (7\u4e2a\u9879\u76ee)\">Vacuum Instruments Corporation<\/a>\n<a href=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/tag\/%e7%a4%ba%e8%b8%aa%e6%b0%94%e4%bd%93%e6%b3%84%e6%bc%8f%e6%8e%a2%e6%b5%8b%e5%99%a8\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 8pt;\" aria-label=\"\u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668 (5\u4e2a\u9879\u76ee)\">\u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>Tracer Gas Leak Detectors \u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668 MD-490S HELIUM LEAK DETECTOR PORTABLE DRY HELIUM LEAK  <\/p>\n","protected":false},"author":19,"featured_media":146,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[1],"tags":[5,4,7],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Tracer Gas Leak Detectors \u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668 MD-490S - \u6cc4\u9732\u6d4b\u8bd5\u4eea \u6cc4\u9732\u68c0\u6d4b\u5668 \u6cc4\u6f0f\u63a2\u6d4b\u5668 \u6cc4\u9732\u89e3\u51b3\u65b9\u6848<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.bihec.com\/vacuum-instruments-corporation\/tracer-gas-leak-detectors-\u793a\u8e2a\u6c14\u4f53\u6cc4\u6f0f\u63a2\u6d4b\u5668-md-490s\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" 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