{"id":5410,"date":"2026-01-28T18:10:42","date_gmt":"2026-01-28T18:10:42","guid":{"rendered":"https:\/\/yunrui-controls.com\/?post_type=products&#038;p=5410"},"modified":"2026-03-29T16:18:11","modified_gmt":"2026-03-29T16:18:11","slug":"proline-promass-a-300","status":"publish","type":"products","link":"https:\/\/www.yunrui-controls.com\/id\/products\/proline-promass-a-300\/","title":{"rendered":"Micro-Flow Mastery with Maximum Connectivity: Proline Promass A 300 Coriolis Flowmeter | The High-Pressure Precision Standard\uff5c8A3C &#8211;"},"content":{"rendered":"<h3 data-path-to-node=\"2\">Keunggulan Teknis Kritis Produk<\/h3>\n<ul data-path-to-node=\"3\">\n<li>\n<p data-path-to-node=\"3,0,0\"><span class=\"citation-1078 citation-end-1078\">Engineering excellence in micro-flow sensitivity utilizes a unique single-tube design optimized for DN 1 to 4 (1\/24&#8243; to 1\/8&#8243;) line sizes.<\/span> This architecture provides the high sensitivity required to capture minute mass flow and density changes, ensuring stable and repeatable control for the most delicate dosing applications.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,1,0\"><span class=\"citation-1077 citation-end-1077\">Precision engineering for extreme pressure containment allows the Promass A 300 to operate safely and accurately at pressures up to 430.9 bar (6250 psi).<\/span> This robustness is essential for high-pressure chemical injection and gas distribution systems where measurement integrity must be maintained under intense mechanical stress.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,2,0\"><span class=\"citation-1076 citation-end-1076\">Integration of operational intelligence through Heartbeat Technology provides continuous internal diagnostics and documented verification without interrupting the process.<\/span> This feature is vital for micro-flow systems, as it can detect the slightest internal coating or tube wear, ensuring long-term measurement reliability and extending recalibration cycles.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,3,0\"><span class=\"citation-1075 citation-end-1075\">Full access to process and diagnostic data is enabled by the Proline 300 transmitter, which supports numerous, freely combinable I\/Os and modern Ethernet-based protocols.<\/span> <span class=\"citation-1074 citation-end-1074\">With integrated WLAN access and a backlit display with touch control, operators can configure, maintain, and troubleshoot the device wirelessly or directly at the meter without opening the housing.<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,4,0\"><span class=\"citation-1073 citation-end-1073\">Highest product quality through a self-drainable design ensures that no residual fluid remains trapped within the 1\/4-inch or 1\/8-inch tubes.<\/span> This geometry is highly resistant to internal clogging and facilitates rapid cleaning, which is critical for maintaining high purity standards and preventing localized corrosion in sensitive process lines.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"3,5,0\"><span class=\"citation-1072 citation-end-1072\">Space-saving and lightweight installation allows the Promass A 300 to be integrated into compact modular skids and laboratory rigs where space is at a premium.<\/span> Because the Coriolis principle is independent of the flow profile, it requires no straight inlet or outlet piping runs, providing ultimate flexibility in piping design.<\/p>\n<\/li>\n<\/ul>\n<h4 data-path-to-node=\"4\">Spesifikasi Perangkat Utama<\/h4>\n<table data-path-to-node=\"5\">\n<thead>\n<tr>\n<td><strong>Fitur<\/strong><\/td>\n<td><strong>Spesifikasi<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"5,1,0,0\">Diameter Nominal<\/span><\/td>\n<td><span data-path-to-node=\"5,1,1,0\">DN 1 to 4 (1\/24&#8243; to 1\/8&#8243;)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,2,0,0\">Tekanan Proses Maksimum<\/span><\/td>\n<td><span data-path-to-node=\"5,2,1,0\">430.9 bar (6250 psi)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,3,0,0\">Suhu Sedang<\/span><\/td>\n<td><span data-path-to-node=\"5,3,1,0\">Hingga +205 \u00b0C (+401 \u00b0F)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,4,0,0\">Rumah Pemancar<\/span><\/td>\n<td><span data-path-to-node=\"5,4,1,0\">Compact dual-compartment with up to 3 I\/Os<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,5,0,0\">Konektivitas<\/span><\/td>\n<td><span data-path-to-node=\"5,5,1,0\">Ethernet\/IP, PROFINET, Modbus RS485, WLAN<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,6,0,0\">Measuring Variables<\/span><\/td>\n<td><span data-path-to-node=\"5,6,1,0\">Mass flow, density, temperature, volume flow<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5 data-path-to-node=\"6\">Bidang Aplikasi<\/h5>\n<ul data-path-to-node=\"7\">\n<li>\n<p data-path-to-node=\"7,0,0\">Specialty Chemical Industry: Ideal for the continuous, high-precision dosing of expensive catalysts, reactants, and additives where exact mass balance is required for product quality.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,1,0\">High-Pressure Gas Dosing: Used in gas odorization and high-pressure fuel injection systems where small quantities of gas must be metered accurately and safely.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,2,0\">Pilot Plants &amp; Laboratories: The standard for research and development environments that require the highest data granularity and remote access to multi-variable measurement data.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,3,0\">Pharmaceutical Manufacturing: Applied in the precise delivery of active ingredients into continuous manufacturing lines where a self-draining, high-pressure sensor is necessary.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>The Proline Promass A 300 is the premier solution for high-accuracy measurement of the smallest flow quantities in demanding industrial environments. Combining a specialized single-tube sensor with the advanced Proline 300 transmitter, it excels at managing micro-flows of liquids and gases at pressures up to 430.9 bar. Designed for seamless system integration, the A 300 offers extensive digital connectivity and built-in diagnostics, making it the preferred choice for continuous process control where precision and data transparency are critical.<\/p>","protected":false},"author":1,"featured_media":5411,"parent":0,"menu_order":442,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"tags":[335],"brands":[370,115,283],"model_series":[],"industries":[54,58],"product_cat":[253,119],"class_list":["post-5410","products","type-products","status-publish","format-standard","has-post-thumbnail","hentry","tag-endresshauser-supplier","brands-coriolis-mass-flowmeters","brands-endress-hauser","brands-flow-measurement","industries-chemical-petrochemical","industries-pharmaceutical-life-sciences","product_cat-coriolis-mass-flow-meters","product_cat-flow-meters"],"acf":{"measuring_principle":"","product_headline":"Accurate single-tube flowmeter for lowest flow rates with a compact, easily accessible transmitter.\r\nSuitable for applications with smallest flow quantities in all industries.","sensor_features":"Space-saving installation \u2013 compact, lightweight sensor. Highest product quality \u2013 self-drainable measuring tube design in all line sizes. Optimum process safety \u2013 resistant to corrosive ambient conditions and internal clogging.\r\nNominal diameter: DN 1 to 4 (\u00b9\u2044\u2082\u2084 to \u00b9\u2044\u2088\"). Process pressure up to 430.9 bar (6250 psi). Medium temperature up to +205 \u00b0C (+401 \u00b0F).","transmitter_features":"Full access to process and diagnostic information \u2013 numerous, freely combinable I\/Os and fieldbuses. Reduced complexity and variety \u2013 freely configurable I\/O functionality. Integrated verification \u2013 Heartbeat Technology.\r\nCompact dual-compartment housing with up to 3 I\/Os. Backlit display with touch control and WLAN access. Remote display available.","nominal_diameter_range":"DN 1 to 4 (\u00b9\u2044\u2082\u2084 to \u00b9\u2044\u2088\")","wetted_materials":"Measuring tube: stainless steel, 1.4435 (316\/316L); Alloy C22","measured_variables":"Mass flow, density, temperature, volume flow, corrected volume flow, reference density","max_measurement_error":"Mass flow (liquid): \u00b10.1 %\r\nVolume flow (liquid): \u00b10.1 %\r\nMass flow (gas): \u00b10.35 % Density (liquid): \u00b10.0005 g\/cm\u00b3","measuring_range":"0 to 450 kg\/h (0 to 16.54 lb\/min)","max_process_pressure":"430.9 bar (6250 psi)","medium_temperature_range":"-50 to 205 \u00b0C (-58 to 401 \u00b0F)","ambient_temperature_range":"-40 to 60 \u00b0C (-40 to +140 \u00b0F)","sensor_housing_material":"Stainless steel, 1.4404 (316L)","transmitter_housing_material":"AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygenic transmitter design","degree_of_protection":"Compact version: IP66\/67, type 4X enclosure.\r\nExternal WLAN antenna: IP67\r\nIP69","displayoperation":"4-line backlit display with touch control (operation from outside)\r\nConfiguration via local display and operating tools possible\r\nRemote display available","outputs":"3 outputs:\r\n4-20 mA HART (active\/passive)\r\n4-20 mA WirelessHART\r\n4-20 mA (active\/passive)\r\nPulse\/frequency\/switch output (active\/passive)\r\nDouble pulse output (active\/passive)\r\nRelay output","inputs":"Status input\r\n4-20 mA input","digital_communication":"HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, Modbus RS485, MODBUS TCP over Ethernet-APL, PROFINET, PROFINET over Ethernet-APL, Ethernet\/IP, OPC-UA","power_supply":"DC 24 V\r\nAC 100 to 230 V\r\nAC 100 to 230 V \/ DC 24 V (non-hazardous area)","hazardous_area_approvals":"ATEX, IECEx, cCSAus, INMETRO, NEPSI, UK Ex","product_safety":"CE, C-TICK","functional_safety":"Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511","metrological_approvals_and_certificates":"Calibration performed on accredited calibration facilities (acc. to ISO\/IEC 17025)\r\nHeartbeat Technology complies with the requirements for measurement traceability according to ISO 9001:2015 \u2013 Section 7.1.5.2 a (T\u00dcV S\u00dcD attestation)","marine_approvals_and_certificates":"","pressure_approvals_and_certificates":"CRN","material_certificates":"3.1 material","hygienic_approvals_and_certificates":"3-A, cGMP","mass_flow_accuracy_liquid":"","mass_flow_repeatability_liquid":"","volume_flow_accuracy_liquid":"","volume_flow_repeatability_liquid":"","mass_flow_accuracy_gas":"","mass_flow_repeatability_gas":"","density_accuracy_liquid":"","density_repeatability_liquid":"","temperature_accuracy":"","sensor_maximum_working_pressure":"","meter_approvals_calibrations_and_certifications":"","accuracy":"","datasheet":5412,"live_photos":"","available_certificates":"","available_logistics":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v26.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Micro-Flow Mastery with | High Quality &amp; Best Price<\/title>\n<meta name=\"description\" content=\"Require immediate pricing for the Micro-Flow Mastery with Maximum Connectivity: Proline Promass A 300 Coriolis Flowmeter? 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