{"id":6515,"date":"2026-03-10T18:51:52","date_gmt":"2026-03-10T18:51:52","guid":{"rendered":"https:\/\/yunrui-controls.com\/?post_type=products&#038;p=6515"},"modified":"2026-03-29T16:25:17","modified_gmt":"2026-03-29T16:25:17","slug":"proline-prosonic-flow-g-300","status":"publish","type":"products","link":"https:\/\/www.yunrui-controls.com\/ja\/products\/proline-prosonic-flow-g-300\/","title":{"rendered":"Endress+Hauser Proline Prosonic Flow G 300 | Ultrasonic Gas Flowmeter\uff5c9G3B -\uff5cEndress+Hauser supplier"},"content":{"rendered":"<h3 data-path-to-node=\"2\">\u91cd\u8981\u306a\u6280\u8853\u7684\u5229\u70b9<\/h3>\n<ul data-path-to-node=\"3\">\n<li>\n<p id=\"p-rc_b5ea25fe8981d2c0-104\" data-path-to-node=\"3,0,0\"><span class=\"citation-230 citation-end-230\">Multivariable Measurement: The Prosonic Flow G 300 is an all-in-one solution.<\/span> It measures volume flow, pressure, and temperature simultaneously. This allows the device to calculate corrected volume flow and mass flow internally, significantly reducing installation costs and potential leak points.<\/p>\n<\/li>\n<li>\n<p id=\"p-rc_b5ea25fe8981d2c0-105\" data-path-to-node=\"3,1,0\"><span class=\"citation-229 citation-end-229\">Reliability in Wet Gas: Unlike many gas measurement technologies that fail when liquids are present, the sensor design of the Prosonic Flow G is specifically engineered to be insensitive to condensate.<\/span> This ensures consistent and reliable data even in humid or &#8220;wet&#8221; gas applications.<\/p>\n<\/li>\n<li>\n<p id=\"p-rc_b5ea25fe8981d2c0-106\" data-path-to-node=\"3,2,0\"><span class=\"citation-228 citation-end-228\">Advanced Safety Features: To protect personnel and equipment, the device features a pressure-rated sensor housing equipped with a rupture disc.<\/span> <span class=\"citation-227 citation-end-227\">This design safely redirects gas in the unlikely event of a primary sensor seal failure, limiting catastrophic safety risks.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_b5ea25fe8981d2c0-107\" data-path-to-node=\"3,3,0\"><span class=\"citation-226 citation-end-226\">Heartbeat Technology: This integrated diagnostic suite allows for continuous self-monitoring and traceable verification of the device&#8217;s health without interrupting the process.<\/span> <span class=\"citation-225 citation-end-225\">It simplifies compliance with safety and quality regulations while extending calibration cycles.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_b5ea25fe8981d2c0-108\" data-path-to-node=\"3,4,0\"><span class=\"citation-224 citation-end-224\">Unaffected by Gas Composition: The ultrasonic transit-time principle is inherently robust against changes in gas type.<\/span> Whether measuring pure gases or complex, user-defined mixtures, the device maintains high accuracy across a wide range of molecular weights.<\/p>\n<\/li>\n<li>\n<p id=\"p-rc_b5ea25fe8981d2c0-109\" data-path-to-node=\"3,5,0\"><span class=\"citation-223 citation-end-223\">Zero Pressure Loss: The full-bore design ensures that there is no constriction in the pipe.<\/span> This prevents energy loss and eliminates the risk of clogging, which is common in orifice plates or vortex meters.<\/p>\n<\/li>\n<\/ul>\n<h4 data-path-to-node=\"4\">\u8a73\u7d30\u306a\u6280\u8853\u6027\u80fd\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/h4>\n<table data-path-to-node=\"5\">\n<thead>\n<tr>\n<td><strong>\u4ed5\u69d8<\/strong><\/td>\n<td><strong>\u6280\u8853\u4ed5\u69d8\u3068\u7bc4\u56f2<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"5,1,0,0\">\u6e2c\u5b9a\u5909\u6570<\/span><\/td>\n<td><span data-path-to-node=\"5,1,1,0\">Volume flow, pressure, temperature, corrected volume flow, mass flow<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,2,0,0\">Max. Measurement Accuracy<\/span><\/td>\n<td><span data-path-to-node=\"5,2,1,0\">0.5% (o.r.) for gas volume flow<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,3,0,0\">\u6fe1\u308c\u305f\u6750\u6599<\/span><\/td>\n<td><span data-path-to-node=\"5,3,1,0\">Titanium Grade 2, 316L Stainless Steel<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,4,0,0\">\u516c\u79f0\u76f4\u5f84<\/span><\/td>\n<td><span data-path-to-node=\"5,4,1,0\">DN 25\uff5e300\uff081\u30a4\u30f3\u30c1\uff5e12\u30a4\u30f3\u30c1\uff09<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,5,0,0\">\u30d7\u30ed\u30bb\u30b9\u5727\u529b<\/span><\/td>\n<td><span data-path-to-node=\"5,5,1,0\">\u6700\u5927100\u30d0\u30fc\u30eb\uff081450psi\uff09<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,6,0,0\">\u30d7\u30ed\u30bb\u30b9\u6e29\u5ea6<\/span><\/td>\n<td><span data-path-to-node=\"5,6,1,0\">-50\uff5e+150\u2103\uff08-58\uff5e+302\u00b0F\uff09<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,7,0,0\">\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3<\/span><\/td>\n<td><span data-path-to-node=\"5,7,1,0\">HART, PROFIBUS PA\/DP, FOUNDATION Fieldbus, Modbus RS485, EtherNet\/IP, PROFINET<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"5,8,0,0\">\u96fb\u6e90<\/span><\/td>\n<td><span data-path-to-node=\"5,8,1,0\">DC 16 to 35 V \/ AC 100 to 240 V<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5 data-path-to-node=\"6\">\u4e3b\u306a\u7528\u9014<\/h5>\n<ul data-path-to-node=\"7\">\n<li>\n<p id=\"p-rc_b5ea25fe8981d2c0-110\" data-path-to-node=\"7,0,0\"><span class=\"citation-222 citation-end-222\">Natural Gas Measurement: Monitoring flow in distribution and industrial burner supply lines where moisture may be present.<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,1,0\">Process Gas in Chemical Plants: Tracking gas consumption or production in reactors where compositions vary over time.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,2,0\">Compressed Air Systems: Large-scale air flow monitoring where energy efficiency and low pressure drop are critical.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,3,0\">Boiler Feed Gas: Providing compensated flow data for burner control to optimize fuel-to-air ratios.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,4,0\">Vapor Recovery Units: Measuring gas flow in low-pressure recovery systems where condensates often collect in the piping.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>he Prosonic Flow G 300 is a high-performance ultrasonic flowmeter designed for the challenging environments of the Chemical and Oil &#038; Gas industries. Its standout capability is the accurate measurement of both process and natural gases, even under unstable conditions like wet gas or fluctuating compositions. By integrating pressure and temperature sensors directly into the meter body, it provides real-time compensated mass flow and energy values without the need for external compensation computers or additional pipe penetrations.<\/p>","protected":false},"author":1,"featured_media":6516,"parent":0,"menu_order":198,"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":[115,283,339],"model_series":[],"industries":[54,53],"product_cat":[119,247],"class_list":["post-6515","products","type-products","status-publish","format-standard","has-post-thumbnail","hentry","tag-endresshauser-supplier","brands-endress-hauser","brands-flow-measurement","brands-ultrasonic-flowmeters","industries-chemical-petrochemical","industries-oil-gas","product_cat-flow-meters","product_cat-ultrasonic-flow-meters"],"acf":{"measuring_principle":"Ultrasonic flow","product_headline":"Highly robust gas specialist for fluctuating process conditions with compact, easily accessible transmitter.\r\nFlexible device with user-definable gas mixtures for demanding measuring tasks.\r\nAccurate measurement of natural and process gas in the chemical as well as oil and gas industries.","sensor_features":"Maximum reliability even with humid or wet gas \u2013 sensor design insensitive to condensate. High-performance process control \u2013 real-time pressure- and temperature-compensated values. Efficient solution \u2013 multivariable, no pressure loss.\r\nDirect measurement: flow, pressure & temperature. Wetted parts: titanium \/ 316L. Maximum measuring accuracy: 0.5 %.","transmitter_features":"Full access to process and diagnostic information \u2013 numerous, freely combinable I\/Os. 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 25 to 300 (1 to 12\")","wetted_materials":"Measuring tube: 1.4408\/1.4409 (CF3M)\r\nTransducer: 1.4404 (316, 316L), Titan Grade 2","measured_variables":"Volume flow, corrected volume flow, mass flow, flow velocity, speed of sound, pressure, temperature, density, dynamic viscosity, energy flow, Wobbe index, methane fraction, calorific value, molar mass","max_measurement_error":"Volume flow (standard):\r\n\u2010 \u00b11.0 % o.r. for 3 to 40 m\/s (9.84 to 131.23 ft\/s)\r\n\u2010 \u00b12 % o.r. for 0.3 to 3 m\/s (0.98 to 9.84 ft\/s)\r\nVolume flow (optional calibration):\r\n\u2010 \u00b10.5 % o.r. for 3 to 40 m\/s (9.84 to 131.23 ft\/s)\r\n\u2010 \u00b11.0 % o.r. for 0.3 to 3 m\/s (0.98 to 9.84 ft\/s)\r\nCorrected volume flow (standard):\r\n\u2010 \u00b11.2 % o.r. for 3 to 40 m\/s (9.84 to 131.23 ft\/s)\r\n\u2010 \u00b12.1 % o.r. for 0.3 to 3 m\/s (0.98 to 9.84 ft\/s)\r\nCorrected volume flow (optional calibration):\r\n\u2010 \u00b10.8 % o.r. for 3 to 40 m\/s (9.84 to 131.23 ft\/s)\r\n\u2010 \u00b11.2 % o.r. for 0.3 to 3 m\/s (0.98 to 9.84 ft\/s)\r\nSound Velocity: \u00b10.2 % o.r.","measuring_range":"Gas: 0.3 m\/s to 40 m\/s","max_process_pressure":"0.7 to 101 bar a (10.15 to 1464.88 psi a)","medium_temperature_range":"-50 to 150 \u00b0C (-58 to +302\u00b0F)\r\n-50 to 100 \u00b0C (-58 to +212\u00b0F) with integrated pressure cell","ambient_temperature_range":"-40 to 60 \u00b0C(-40 to +140 \u00b0F)\r\nOptional: -50 to 60 \u00b0C(-58 to +140 \u00b0F)","sensor_housing_material":"Stainless Steel, 1.4404(316\/316L), 1.4408\/1.4409 (CF3M)","transmitter_housing_material":"AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L\r\nPolycarbonate","degree_of_protection":"Compact version: IP66\/67, type 4X enclosure.\r\nOptional: External WLAN antenna: IP67","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 (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, Modbus RS485","power_supply":"24V DC\r\n100 to 230 V AC\r\nAC 100 to 230 V \/ DC 24 V (non harzardous area)","hazardous_area_approvals":"ATEX, IECEx, cCSAus, JPN, EAC, UK Ex, KC","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","marine_approvals_and_certificates":"","pressure_approvals_and_certificates":"PED, CRN","material_certificates":"3.1 material\r\nNACE MR0175\/MR0103","hygienic_approvals_and_certificates":"","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":6517,"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>Endress+Hauser Proline Prosonic | Factory Direct Distributor<\/title>\n<meta name=\"description\" content=\"Searching for a trusted Endress+Hauser Proline Prosonic Flow G 300 supplier? We provide 100% original, brand new units ready for global dispatch. Get yo...\" \/>\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.yunrui-controls.com\/ja\/products\/proline-prosonic-flow-g-300\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Endress+Hauser Proline Prosonic Flow G 300 | Ultrasonic Gas Flowmeter\uff5c9G3B -\uff5cEndress+Hauser supplier\" \/>\n<meta property=\"og:description\" content=\"Searching for a trusted Endress+Hauser Proline Prosonic Flow G 300 supplier? We provide 100% original, brand new units ready for global dispatch. 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