{"id":23343,"date":"2025-03-25T07:37:00","date_gmt":"2025-03-25T14:37:00","guid":{"rendered":"https:\/\/www.vernier.com\/til\/?p=23343"},"modified":"2025-03-31T08:39:14","modified_gmt":"2025-03-31T15:39:14","slug":"how-do-i-start-a-remote-data-logging-experiment-on-a-triggering-event","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/23343","title":{"rendered":"How do I start a remote data logging experiment on a triggering event?"},"content":{"rendered":"<p>The two options for starting a remote data logging experiment are Manually and On a Triggering Event. When On a Triggering Event is selected, the Go Direct sensor waits for a trigger threshold<br \/>condition to be met before recording data. It is always a good idea to do a test run on the triggering event prior to running your remote data logging experiment.<\/p>\n<h3 class=\"wp-block-heading\">Steps to configure a remote data logging experiment on a trigger<\/h3>\n<ol class=\"wp-block-list\">\n<li>Launch Graphical Analysis and connect your Go Direct sensor.<br \/>For detailed instructions for connecting the sensor to the Graphical Analysis app, refer to <a href=\"https:\/\/www.vernier.com\/til\/get-started\/go-direct\">Getting Started with Go Direct Sensors<\/a>.<\/li>\n<\/ol>\n<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-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<ol start=\"2\" class=\"wp-block-list\">\n<li>Click or tap <strong>Mode<\/strong>, <img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"22\" class=\"wp-image-23637\" style=\"width: 150px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/image-1.png\" alt=\"\">, to open Data Collection Settings.<\/li>\n<li>Choose the sensor channel used for the trigger and set the trigger threshold value.<br \/>\u25cf You can trigger as the sensor reading increases or decreases past the threshold value.<br \/>\u25cf You can choose to collect data points before the trigger condition is met. The time values for those points will be negative.<\/li>\n<li>Set Remote Logging to <strong>Enabled<\/strong>.<\/li>\n<li>Click or tap <strong>Done<\/strong><\/li>\n<li>Click or tap the <strong>Start Logging<\/strong> button, <img loading=\"lazy\" decoding=\"async\" width=\"90\" height=\"27\" class=\"wp-image-23605\" style=\"width: 90px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/02\/image-2.png\" alt=\"\">, to start monitoring for the trigger.<\/li>\n<\/ol>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/trigger-configuration-724x1024.jpg\" alt=\"\" class=\"wp-image-23787\" style=\"width:309px;height:auto\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/trigger-configuration-724x1024.jpg 724w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/trigger-configuration-424x600.jpg 424w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/trigger-configuration-768x1086.jpg 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/trigger-configuration-1087x1536.jpg 1087w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/trigger-configuration-1449x2048.jpg 1449w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/trigger-configuration.jpg 1480w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Monitor the Go Direct sensor for the trigger condition<\/h3>\n<ul class=\"wp-block-list\">\n<li>Once the remote data logging experiment has been started, the Bluetooth LED on the Go Direct device will do a red, green flash, <img loading=\"lazy\" decoding=\"async\" width=\"50\" height=\"26\" class=\"wp-image-23608\" style=\"width: 50px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/02\/image-3.png\" alt=\"\">, to indicate that the sensor is waiting for the triggering condition to be met.<\/li>\n<li>If the sensor is configured to collect points before the trigger there will be a period where the Bluetooth LED does a green, double flash, <img loading=\"lazy\" decoding=\"async\" width=\"50\" height=\"28\" class=\"wp-image-23782\" style=\"width: 50px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2025\/03\/green-green-LED.jpg\" alt=\"\">. This indicates that the Go Direct sensor is clearing memory for the pre-trigger data. Wait until the LED changes to a red, green flash before preparing the sensor for the trigger.<\/li>\n<li>When the trigger condition has been met, data measurements begin storing to the memory of the Go Direct device.<\/li>\n<\/ul>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Additional Links<\/h3>\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/turbo.vernier.com\/wp-content\/uploads\/2025\/02\/Vernier_Remote-Data-Logging_Basic-Procedure.pdf\" data-type=\"link\" data-id=\"www.vernier.com\">Remote Data Logging: Trial Run<\/a><\/li>\n<li><a href=\"https:\/\/d1zt81d93mquk0.cloudfront.net\/manuals\/graphical_analysis_user_manual_v5.8.pdf\">Graphical Analysis User Manual<\/a><\/li>\n<li><a href=\"\/til\/23256\/\">Remote Data Logging Troubleshooting and FAQs<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>The two options for starting a remote data logging experiment are Manually and On a Triggering Event. When On a Triggering Event is selected, the&#8230;<\/p>\n","protected":false},"author":8983,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-23343","post","type-post","status-publish","format-standard","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/23343","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\/8983"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=23343"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/23343\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=23343"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=23343"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=23343"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}