{"id":8558,"date":"2022-05-30T02:46:02","date_gmt":"2022-05-29T18:46:02","guid":{"rendered":"https:\/\/ancor.biz\/?post_type=product&#038;p=8558"},"modified":"2025-08-18T12:43:31","modified_gmt":"2025-08-18T04:43:31","slug":"dwyer-series-at-ms-atex-iecex-approved-magnesense-differential-pressure-transmitter","status":"publish","type":"product","link":"https:\/\/ancor.biz\/index.php\/product\/dwyer-series-at-ms-atex-iecex-approved-magnesense-differential-pressure-transmitter\/","title":{"rendered":"DWYER Series AT-MS Differential Pressure Transmitter"},"content":{"rendered":"<h1>Series AT-MS ATEX\/IECEx Approved Magnesense\u00ae Differential Pressure Transmitter, Series<\/h1>\n<h1>MS in Flame-Proof ATEX\/IECEx Enclosure<\/h1>\n<p>&nbsp;<\/p>\n<p>The\u00a0<a href=\"https:\/\/ancor.biz\/index.php\/product-category\/brand\/dwyer-instruments-brand\/\">DWYER<\/a> Series AT-MS Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity in hazardous areas. This DWYER Series AT-MS Differential Pressure Transmitter is loaded with features such as: field selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal and the ability to select a square root output for use with pitot tubes and other similar flow sensors. Along with these features, the magnetic sensing technology provides exceptional long term performance and enables the Magnesense\u00ae transmitter to be the solution for a myriad of pressure and flow applications. Flameproof enclosures are available in aluminum and can include a glass window for viewing process on the LCD.<\/p>\n<p>&nbsp;<\/p>\n<h2>Important notes for installation:<\/h2>\n<ul>\n<li>Cables must be fitted through 1\/2&#8243; NPT cable gland or ATEX\/IECEx conduit (not supplied with instrument).<\/li>\n<li>Make sure after cabling to close tight cover and cable gland, in order to maintain IP66 rating.<\/li>\n<li>Open cover only after de-energizing instrument.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2 class=\"sub_heading\">Product Applications<\/h2>\n<ul class=\"list-details inline product_feature\">\n<li>Monitor pressures in ducts, rooms, or total building pressures<\/li>\n<li>Filter monitoring<\/li>\n<li>Local indication of clean room pressures with process signal sent to control room<\/li>\n<li>Hazardous area pressure measurement and transmitter<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<section id=\"features\" class=\"ui-tabs-panel ui-widget-content ui-corner-bottom\" role=\"tabpanel\" aria-labelledby=\"ui-id-3\" aria-expanded=\"true\" aria-hidden=\"false\">\n<h1 class=\"tab-heading\">Features<\/h1>\n<ul>\n<li>All the capabilities and value of the MS2 in an ATEX\/IECEx approved enclosure<\/li>\n<li>Long service life and minimized downtime due to durable, rugged housing and high-quality components<\/li>\n<li>High impact strength and high temperature rated for applications where hazardous environments exist<\/li>\n<li>Increased response time at low pressures with LD port configuration<\/li>\n<\/ul>\n<\/section>\n<p>&nbsp;<\/p>\n<section id=\"features\" class=\"ui-tabs-panel ui-widget-content ui-corner-bottom\" role=\"tabpanel\" aria-labelledby=\"ui-id-3\" aria-expanded=\"true\" aria-hidden=\"false\">\n<section id=\"specs\" class=\"ui-tabs-panel ui-widget-content ui-corner-bottom\" role=\"tabpanel\" aria-labelledby=\"ui-id-2\" aria-expanded=\"true\" aria-hidden=\"false\">\n<h1 class=\"tab-heading\">Specifications<\/h1>\n<ul class=\"list-specs lined\">\n<li>Service: Air and non-combustible, compatible gases.<\/li>\n<li class=\"title\">Wetted Materials: Consult factory.<\/li>\n<li class=\"title\">Accuracy: MS-X21: 0.5 in w.c. and 0.25 in w.c.: \u00b11%; 0.1 in w.c.: \u00b12%; 100 Pa and 50 Pa: \u00b11%; 25 Pa: \u00b12%. MS-X11: 5 in w.c. and 2 in w.c.: \u00b11%; 1 in w.c.: \u00b12%; 1250 Pa and 500 Pa: \u00b11%; 250 Pa: \u00b12% (@ standard conditions).<\/li>\n<li class=\"title\">Stability: \u00b11% FS\/year.<\/li>\n<li class=\"title\">Temperature Limits: 0 to 150\u00b0F (-18 to 66\u00b0C) (<b>Note:<\/b> Product temperature limits differ from case).<\/li>\n<li class=\"title\">Pressure Limits: 1 psi max., operation; See pressure limit chart on catalog page for burst.<\/li>\n<li class=\"title\">Power Requirements: 10-35 VDC (2-wire); 17-36 VDC or isolated 21.6-33 VAC (3-wire).<\/li>\n<li class=\"title\">Output Signals: 4-20 mA (2-wire); 0-5 V, 0-10 V (3-wire).<\/li>\n<li class=\"title\">Response Time: 300 ms.<\/li>\n<li class=\"title\">Zero and Span Adjustments: Digital push-button. In safe zone only.<\/li>\n<li class=\"title\">Loop Resistance: Current output: 0 to 1250 \u03a9 max.; Voltage output: min. load resistance 1 k\u03a9.<\/li>\n<li class=\"title\">Current Consumption: 40 mA max.<\/li>\n<li class=\"title\">Display: 4 digit LCD.<\/li>\n<li class=\"title\">Electrical Wiring: 4-20 mA, 2-wire: European style terminal block for 16 to 26 AWG. 0-10 V, 3-wire: European style terminal block 16 to 22 AWG.<\/li>\n<li class=\"title\">Mounting Orientation: Diaphragm in vertical position.<\/li>\n<li class=\"title\">Enclosure Rating: IP66.<\/li>\n<li class=\"title\">Housing Material: Aluminum.<\/li>\n<li class=\"title\">Finishing: Texture epoxy coat RAL7038.<\/li>\n<li class=\"title\">Process Connections: 1\/8&#8243; NPT female brass (SS optional).<\/li>\n<li class=\"title\">Electrical Connections: Two 1\/2&#8243; NPT female. Cable gland not included.<\/li>\n<li class=\"title\">Weight: 11 lb (5 kg).<\/li>\n<li class=\"title\">ATEX Certificate: INERIS 21ATEX0033X.<\/li>\n<li class=\"title\">IECEx Certificate: IECEx INE 21.0064X.<\/li>\n<li class=\"title\">Agency Approvals:<\/li>\n<li class=\"description\">ATEX Compliant: <img decoding=\"async\" src=\"https:\/\/www.dwyer-inst.com\/images\/addtl\/CE_17x12.png\" alt=\"CE\" \/> 0080 <img decoding=\"async\" src=\"https:\/\/www.dwyer-inst.com\/images\/addtl\/ATEX_13x12.png\" alt=\"EX\" \/> II 2G Ex db IIC T5, T6 Gb -60\u00b0C \u2264Ta \u2264+50\u00b0C (T6) -60\u00b0C \u2264Ta \u2264+60\u00b0C (T5) II 2D Ex tb IIIC T75 \u00b0C Db;<br \/>\nIECEx Compliant: Ex db IIC T5, T6 Gb -60\u00b0C \u2264Ta \u2264+50\u00b0C (T6) -60\u00b0C \u2264Ta \u2264+60\u00b0C (T5) Ex tb IIIC T75\u00b0C Db.<\/li>\n<\/ul>\n<\/section>\n<\/section>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Series AT-MS ATEX\/IECEx Approved Magnesense\u00ae Differential Pressure Transmitter, Series MS in Flame-Proof ATEX\/IECEx Enclosure &nbsp; The\u00a0DWYER Series AT-MS Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity in hazardous areas. This DWYER Series AT-MS Differential Pressure Transmitter is loaded with features such as: field selectable English or metric ranges, field &#8230; <a title=\"DWYER Series AT-MS Differential Pressure Transmitter\" class=\"read-more\" href=\"https:\/\/ancor.biz\/index.php\/product\/dwyer-series-at-ms-atex-iecex-approved-magnesense-differential-pressure-transmitter\/\" aria-label=\"More on DWYER Series AT-MS Differential Pressure Transmitter\">Read more<\/a><\/p>\n","protected":false},"featured_media":8559,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"spay_email":""},"class_list":["post-8558","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-brand","product_cat-differential-pressure","product_cat-dwyer-pressure-transmitter","product_cat-dwyer-instruments-dwyer-omega","product_cat-dwyer-instruments-brand","product_cat-dwyer-omega","product_cat-pressure-transmitter","product_cat-pressure-transmitter-dwyer-instruments-brand","product_cat-pressure-transmitter-dwyer-instruments-dwyer-omega","product_tag-dwyer","product_tag-dwyer-series-at-ms-differential-pressure-transmitter","product_tag-series-at-ms","sales-flash-overlay","woocommerce-text-align-center","woocommerce-image-align-center","do-quantity-buttons"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.3 - 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