{"id":22686,"date":"2026-02-06T02:37:15","date_gmt":"2026-02-06T02:37:15","guid":{"rendered":"https:\/\/www.kcsensor.com\/?p=22686"},"modified":"2026-02-06T02:41:39","modified_gmt":"2026-02-06T02:41:39","slug":"handheld-dopple-flow-meter-river-flow-monitoring","status":"publish","type":"post","link":"https:\/\/www.kcsensor.com\/fr\/handheld-dopple-flow-meter-river-flow-monitoring\/","title":{"rendered":"KDF1200 D\u00e9bitm\u00e8tre Doppler portatif pour la mesure du d\u00e9bit de la rivi\u00e8re"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>1. Project Background<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\">A local water management authority conducts routine inspections of river flow conditions to support daily management and decision-making.<br>Due to scattered inspection points and the lack of conditions for permanent installation, the authority purchased and deployed the <strong><a href=\"\/product\/portable-doppler-flow-meter\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.kcsensor.com\/product\/portable-doppler-flow-meter\/\" rel=\"noreferrer noopener\">KDF1200 handheld ultrasonic Doppler flow meter<\/a><\/strong>&nbsp;for on-site river flow inspections.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-dominant-color=\"828476\" data-has-transparency=\"false\" style=\"--dominant-color: #828476;\" fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"590\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/02\/KDF1200-Handheld-Doppler-Flow-Meter-for-River-Flow-Measurement-1024x590.webp\" alt=\"KDF1200 Handheld Doppler Flow Meter for River Flow Measurement\" class=\"wp-image-23672 not-transparent\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/02\/KDF1200-Handheld-Doppler-Flow-Meter-for-River-Flow-Measurement-1024x590.webp 1024w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/02\/KDF1200-Handheld-Doppler-Flow-Meter-for-River-Flow-Measurement-300x173.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/02\/KDF1200-Handheld-Doppler-Flow-Meter-for-River-Flow-Measurement-768x443.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/02\/KDF1200-Handheld-Doppler-Flow-Meter-for-River-Flow-Measurement-1536x885.webp 1536w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/02\/KDF1200-Handheld-Doppler-Flow-Meter-for-River-Flow-Measurement-600x346.webp 600w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/02\/KDF1200-Handheld-Doppler-Flow-Meter-for-River-Flow-Measurement.webp 1706w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The device is now regularly used by inspection staff at multiple river sections.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. <strong>Measurement Challenges<\/strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">In daily operation, the KDF1200 is mainly used in the following conditions:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Natural and artificial river channels<\/li>\n\n\n\n<li>Open channel flow<\/li>\n\n\n\n<li>Fluctuating water levels and velocities<\/li>\n\n\n\n<li>Multiple inspection locations<\/li>\n\n\n\n<li>Temporary measurement rather than continuous monitoring<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>3. <strong>Solution<\/strong><\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3.1 Operating Method<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Inspectors carry the KDF1200 to the inspection site and temporarily place the Doppler sensor at a suitable position in the river.<br>Flow velocity and flow rate are displayed in real time on the handheld unit. After measurement, the device is removed and reused at other locations.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-64d72128 wp-block-columns-is-layout-flex\" style=\"margin-top:0;margin-bottom:0;padding-top:0;padding-right:0;padding-bottom:var(--wp--preset--spacing--30);padding-left:0\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-cover is-light\"><img data-dominant-color=\"77796c\" data-has-transparency=\"false\" style=\"--dominant-color: #77796c;\" decoding=\"async\" width=\"1024\" height=\"768\" class=\"wp-block-cover__image-background wp-image-22687 size-large not-transparent\" alt=\"Handheld Doppler Flow Meter Operating Method 1\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method1-1024x768.webp\" data-object-fit=\"cover\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method1-1024x768.webp 1024w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method1-300x225.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method1-768x576.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method1-1536x1152.webp 1536w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method1-600x450.webp 600w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method1.webp 1706w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\" style=\"background-color:#86877e\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p class=\"has-text-align-center has-large-font-size wp-block-paragraph\"><\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img data-dominant-color=\"979393\" data-has-transparency=\"false\" decoding=\"async\" width=\"528\" height=\"603\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method.webp\" alt=\"Handheld Doppler Flow Meter Operating Method 1\" class=\"wp-image-22688 not-transparent\" style=\"--dominant-color: #979393; aspect-ratio:0.8756413578647319;width:377px;height:auto\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method.webp 528w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/1.Operating-Method-263x300.webp 263w\" sizes=\"(max-width: 528px) 100vw, 528px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3.2 Measurement Performance<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">During field inspections, the KDF1200 provides stable readings within a short period and adapts well to varying water levels.<br>The measured data is mainly used for routine recording and trend analysis of river flow conditions. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>4. Application Results<\/strong><strong><\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Item<\/strong><strong><\/strong><\/td><td><strong>Result<\/strong><strong><\/strong><\/td><\/tr><tr><td>Portability<\/td><td>Very high<\/td><\/tr><tr><td>Measurement efficiency<\/td><td>Fast on-site results<\/td><\/tr><tr><td>Flexibility<\/td><td>Suitable for multi-point inspections<\/td><\/tr><tr><td>Installation requirement<\/td><td>No permanent installation<\/td><\/tr><tr><td>Field adaptability<\/td><td>Good<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>5. Conclusion<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The practical use of the KDF1200 handheld Doppler flow meter demonstrates its suitability for river inspection and temporary flow measurement applications.<br>Its portability and ease of use make it an effective tool for river management tasks where flexible and rapid flow measurement is required.<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-link-color wp-elements-2 wp-block-paragraph\">For more technical details, wiring diagrams, or model selection guidance, please click <strong><a href=\"\/contact-us\/\" data-type=\"link\" data-id=\"https:\/\/www.kcsensor.com\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">here<\/a><\/strong> to learn more or contact our technical team.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>6.Resource<\/strong><\/h2>\n\n\n<div data-block-name=\"woocommerce\/product-tag\" data-columns=\"4\" data-content-visibility=\"{&quot;image&quot;:true,&quot;title&quot;:true,&quot;price&quot;:false,&quot;rating&quot;:true,&quot;button&quot;:false}\" data-tags=\"[324,325,326,454]\" class=\"wc-block-grid wp-block-product-tag wp-block-woocommerce-product-tag wc-block-product-tag has-4-columns has-multiple-rows\"><ul class=\"wc-block-grid__products\"><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.kcsensor.com\/fr\/product\/kdf1500-doppler-flow-velocity-meter\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/KDF1500-800X800-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail not-transparent\" alt=\"KDF1500 Ultrasonic Doppler Flow Velocity Meter 800X800\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/KDF1500-800X800-300x300.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/KDF1500-800X800-150x150.webp 150w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/KDF1500-800X800-768x768.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/KDF1500-800X800-600x600.webp 600w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/KDF1500-800X800-100x100.webp 100w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2026\/01\/KDF1500-800X800.webp 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" data-has-transparency=\"false\" data-dominant-color=\"d0d0d0\" style=\"--dominant-color: #d0d0d0;\" fetchpriority=\"high\" loading=\"eager\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">KDF1500 Series Ultrasonic Doppler Flow Velocity Meter<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.kcsensor.com\/fr\/product\/kdf1300-ultrasonic-doppler-flow-meter\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1300_800x800-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail not-transparent\" alt=\"KDF1300 Ultrasonic Doppler Flow Meter_800x800\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1300_800x800-300x300.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1300_800x800-150x150.webp 150w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1300_800x800-768x768.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1300_800x800-600x600.webp 600w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1300_800x800-100x100.webp 100w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1300_800x800.webp 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" data-has-transparency=\"false\" data-dominant-color=\"cbcbcb\" style=\"--dominant-color: #cbcbcb;\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">KDF1300 Ultrasonic Doppler Flow Velocity Meter<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.kcsensor.com\/fr\/product\/portable-doppler-flow-meter\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1200_700x700-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail not-transparent\" alt=\"KDF1200\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1200_700x700-300x300.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1200_700x700-150x150.webp 150w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1200_700x700-600x600.webp 600w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1200_700x700-100x100.webp 100w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1200_700x700.webp 700w\" sizes=\"(max-width: 300px) 100vw, 300px\" data-has-transparency=\"false\" data-dominant-color=\"d2d3d3\" style=\"--dominant-color: #d2d3d3;\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">KDF1200 Portable Doppler Flow Meter<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/www.kcsensor.com\/fr\/product\/kdf1100-wall-mounted-ultrasonic-doppler-flow-meter\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1100_800x800-300x300.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail not-transparent\" alt=\"KDF1100 Wall-mounted Ultrasonic Doppler Flow Meter_800x800\" srcset=\"https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1100_800x800-300x300.webp 300w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1100_800x800-150x150.webp 150w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1100_800x800-768x768.webp 768w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1100_800x800-600x600.webp 600w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1100_800x800-100x100.webp 100w, https:\/\/www.kcsensor.com\/wp-content\/uploads\/2025\/02\/KDF1100_800x800.webp 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" data-has-transparency=\"false\" data-dominant-color=\"cacccf\" style=\"--dominant-color: #cacccf;\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">KDF1100 Wall-mounted Ultrasonic Doppler Flow Meter<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/li><\/ul><\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. Project Background A local water management authority conducts routine inspections of river flow conditions to support daily management and decision-making.Due to scattered inspection points and the lack of conditions for permanent installation, the authority purchased and deployed the KDF1200 handheld ultrasonic Doppler flow meter&nbsp;for on-site river flow inspections. The device is now regularly used [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":23674,"comment_status":"closed","ping_status":"open","sticky":false,"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":"","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":""}},"footnotes":""},"categories":[294],"tags":[453],"class_list":["post-22686","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cases","tag-handheld-doppler-flow-meter"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/posts\/22686","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/comments?post=22686"}],"version-history":[{"count":0,"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/posts\/22686\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/media\/23674"}],"wp:attachment":[{"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/media?parent=22686"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/categories?post=22686"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kcsensor.com\/fr\/wp-json\/wp\/v2\/tags?post=22686"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}