{"id":1390,"date":"2005-08-17T22:10:51","date_gmt":"2005-08-18T05:10:51","guid":{"rendered":""},"modified":"2025-11-10T15:19:11","modified_gmt":"2025-11-10T23:19:11","slug":"1390","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/1390","title":{"rendered":"Flow Rate Sensor Troubleshooting and FAQs"},"content":{"rendered":"<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\"><a href=\"\/product\/flow-rate-sensor\/\">Flow Rate Sensor<\/a> (<nobr>FLO-BTA<\/nobr>)<\/h3>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<p><a href=\"\/manuals\/FLO-BTA\">Specifications and User Guide<\/a><\/p>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.vernier.com\/wp-content\/uploads\/2019\/11\/product.flo-bta._hero.001.jpg\" alt=\"\"\/><\/figure>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\">Troubleshooting<\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>Primary Test:<\/strong> Plug in the sensor and start up the data-collection program. Spin the impeller on the sensor and check the readings, which should be changing as the impeller spins.<\/li>\n<li><strong>Secondary Test:<\/strong> Submerge the impeller of the sensor in a stream to about 40% of the depth. Point the impeller upstream and directly in the flow. Collect data. When the sampling ends, a reading of flow rate should be displayed.<\/li>\n<\/ul>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Additional Troubleshooting<\/h3>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/til\/2938\/\">What do I need to do to prepare for outdoor data collection?<\/a><\/li>\n<li><a href=\"\/til\/26476\/\">What are the dimensions of the Flow Rate sensor?<\/a><\/li>\n<\/ul>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Specifications<\/h3>\n<ul class=\"wp-block-list\">\n<li>Range: 0 to 4.0 m\/s (0 to 13 ft\/s)<\/li>\n<li>Accuracy: \u00b11% of full-scale reading<\/li>\n<li>Typical Resolution: 0.0012 m\/s<\/li>\n<li>Response time:<br \/>\u26ac 98% of full-scale reading in 5 seconds<br \/>\u26ac 100% of full-scale in 15 seconds<\/li>\n<li>Temperature range (can be placed in): 0 to 70\u00b0C<\/li>\n<li>Stored Calibration: Slope = 1 m\/s\/V; Intercept = 0 m\/s<\/li>\n<\/ul>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Calibration<\/h3>\n<p>Calibrate? No. The sensor uses a stored calibration that is written into the sensor. No calibration instructions are provided for this sensor.<\/p>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Related Products<\/h3>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/water-quality-with-vernier\/\"><i>Water Quality with Vernier<\/i><\/a> (<nobr>WQV<\/nobr>)<\/li>\n<li><a href=\"\/product\/labquest-3\/\">LabQuest 3<\/a> (<nobr>LABQ3<\/nobr>)<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Specifications and User Guide Troubleshooting Additional Troubleshooting Specifications Calibration Calibrate? No. The sensor uses a stored calibration that is written into the sensor. No calibration&#8230;<\/p>\n","protected":false},"author":137664,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[1766,1767,1769,1768,720],"class_list":["post-1390","post","type-post","status-publish","format-standard","hentry","tag-flo-bta","tag-flo-din","tag-flomain","tag-flowratemain","tag-maintil"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/1390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/users\/137664"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=1390"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/1390\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=1390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=1390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=1390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}