{"id":1439,"date":"2017-09-12T19:13:07","date_gmt":"2017-09-13T02:13:07","guid":{"rendered":""},"modified":"2025-07-22T07:48:39","modified_gmt":"2025-07-22T14:48:39","slug":"1439","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/1439","title":{"rendered":"Rotary Motion 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\" style=\"flex-basis:33.32%\">\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.vernier.com\/product\/rotary-motion-sensor\/\">Rotary Motion Sensor<\/a><\/h3>\n<p><strong>RMV-BTD<\/strong>\u2014Sensor only<br \/><strong>RMPK-BTD<\/strong>\u2014Sensor + Accessory Kit<\/p>\n<p><a href=\"\/manuals\/RMV-BTD\">Specifications and User Guide<\/a><\/p>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.35%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.vernier.com\/wp-content\/uploads\/2019\/11\/product.rmv-btd._hero.001-600x338.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\"><small><strong>Rotary Motion Sensor<\/strong><\/small><\/figcaption><\/figure>\n<\/div>\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\"><img decoding=\"async\" src=\"https:\/\/www.vernier.com\/wp-content\/uploads\/2019\/11\/product.ak-rmv._hero.001-1-scaled.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\"><small><strong>Rotational Motion Accessory Kit<\/strong><\/small><\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Troubleshooting<\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>Primary Test: <\/strong>Attach the Rotary Motion Sensor to the Vernier data-collection interface and start the data-collection software. Start data collection, then Rotate the axle one revolution counterclockwise. The reading should advance from zero to approximately 6.28 radians.<\/li>\n<\/ul>\n<p><strong>Note: <\/strong>If you are using a LabPro interface, open the Rotary Motion Angular.cmbl file from the Probes and Sensors folder in Logger <i>Pro<\/i>.<\/p>\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\/1012\/\">What are the dimensions of the 3-step pulley\/wheel on the Rotary Motion Sensor?<\/a><\/li>\n<li><a href=\"\/til\/717\/\">What is the highest rate of rotation for the Rotary Motion Sensor (standard and Go Direct)?<\/a><\/li>\n<li><a href=\"\/til\/1823\/\">With which rotary motion sensors does the Vernier Rotational Motion Accessory Kit (AK-RMV) work?<\/a><\/li>\n<li><a href=\"\/til\/50\/\">Can the PSL (Team Labs) Rotary Motion Probe be used with my Vernier equipment?<\/a><\/li>\n<li><a href=\"\/til\/735\/\">Why does my PSL\/Team Labs Rotary Motion sensor not read correctly when using Logger <i>Pro<\/i>?<\/a><\/li>\n<li><a href=\"\/til\/462\/\">Which Logger <i>Pro<\/i> experiment file do I use for my rotary motion sensor?<\/a><\/li>\n<li><a href=\"\/til\/1935\/\">The rotary motion sensor won't stay zeroed when using LabPro.<\/a><\/li>\n<li><a href=\"\/til\/1955\/\">Rotary Motion Sensor will not Auto ID with LabPro.<\/a><\/li>\n<li><a href=\"\/til\/2671\/\">Can I use a wired (BTD) Rotary Motion Sensor with TI calculators?<\/a><\/li>\n<li><a href=\"\/til\/2732\/\">What are the moments of inertia of the disks included in the Rotary Motion Accessory Kit?<\/a><\/li>\n<li><a href=\"\/til\/2989\/\">Can I buy just the adjustable swivel mount from the Rotary Motion Accessory Kit?<\/a><\/li>\n<li><a href=\"\/til\/3632\/\">How do I change the rotary motion sensor to read clockwise rotation as positive?<\/a><\/li>\n<li><a href=\"\/til\/3645\/\">How do I attach the Swivel Mount to the Rotary Motion Sensor?<\/a><\/li>\n<li><a href=\"\/til\/17125\/\">My rotary motion sensor reads zero on LabPro all the time<\/a><\/li>\n<li><a href=\"\/til\/18486\/\">What are some experiment ideas I can do with a Rotary Motion sensor?<\/a><\/li>\n<li><a href=\"\/til\/2476\/\">What experiments can I do with the Vernier Rotational Motion Accessory Kit?<\/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>Optical encoder: Bidirectional, quadrature encoder, 360 cycle per revolution<\/li>\n<li>Resolution: 1\u00b0 or 0.25\u00b0 <\/li>\n<li>Maximum Speed<br \/>\u26ac 1\u00b0 resolution: 30 rev\/s <br \/>\u26ac 0.25\u00b0 resolution: 7.5 rev\/s<\/li>\n<li>3-step Pulley Dimensions<br \/>\u26ac Groove diameters: 10 mm, 29 mm, and 48 mm<br \/>\u26ac O ring diameter (when in outer groove): 55 mm<\/li>\n<\/ul>\n<p class=\"has-very-light-gray-background-color has-background\">For specifications on the Rotational Motion Accessory Kit parts, see <a href=\"\/til\/2732\/\">What are the moments of inertia of the disks included in the Rotary Motion Accessory Kit?<\/a><\/p>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h3 class=\"wp-block-heading\">Calibration<\/h3>\n<p>It is not necessary to calibrate this sensor.<\/p>\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\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\">\n<h3 class=\"wp-block-heading\">Related Products<\/h3>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/rotational-motion-accessory-kit\/\">Rotational Motion Accessory Kit<\/a> (<nobr>AK-RMV<\/nobr>)<\/li>\n<li><a href=\"\/product\/rotary-motion-motor-kit\/\">Rotary Motion Motor Kit<\/a> (<nobr>MK-RMV<\/nobr>)<\/li>\n<li><a href=\"\/product\/advanced-physics-with-vernier-mechanics\/\"><i>Advanced Physics with Vernier &mdash; Mechanics<\/i><\/a> (<nobr>PHYS-AM<\/nobr>)<\/li>\n<li><a href=\"\/product\/go-direct-rotary-motion-sensor\/\">Go Direct<sup>&reg;<\/sup> Rotary Motion Sensor<\/a> (<nobr>GDX-RMS<\/nobr>)<\/li>\n<\/ul>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Replacement Parts<\/h3>\n<h4 class=\"wp-block-heading\"><strong>ROTARY MOTION SENSOR<\/strong><\/h4>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/rotary-motion-sensor-replacement-pulley\/\">Rotary Motion Sensor Replacement Pulley<\/a> (<nobr>RMV-PULLEY<\/nobr>)<\/li>\n<li><a href=\"\/product\/rotary-motion-sensor-replacement-parts-kit\/\">Rotary Motion Sensor Replacement Parts Kit<\/a> (<nobr>RMV-RPK<\/nobr>)<\/li>\n<\/ul>\n<h4 class=\"wp-block-heading\"><strong>ROTATIONAL MOTION ACCESSORY KIT<\/strong><\/h4>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/rotary-motion-sensor-replacement-parts-kit\/\">Rotary Motion Sensor Replacement Parts Kit<\/a> (<nobr>RMV-RPK<\/nobr>)<\/li>\n<li><a href=\"\/product\/ultra-pulley-attachment\/\">Ultra Pulley Attachment<\/a> (<nobr>SPA<\/nobr>)<\/li>\n<li><a href=\"\/product\/rotary-motion-sensor-replacement-swivel-mount\/\">Rotary Motion Sensor Replacement Swivel Mount<\/a> (<nobr>RMV-SWIVEL<\/nobr>)<\/li>\n<li><a href=\"\/product\/rotary-motion-sensor-replacement-mass\/\">Rotary Motion Sensor Replacement Mass<\/a> (<nobr>RMV-MASS<\/nobr>)<\/li>\n<li><a href=\"\/product\/rotary-motion-sensor-replacement-washer\/\">Rotary Motion Sensor Replacement Washer<\/a> (<nobr>RMV-WASH<\/nobr>)<\/li>\n<\/ul>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Rotary Motion Sensor RMV-BTD\u2014Sensor onlyRMPK-BTD\u2014Sensor + Accessory Kit Specifications and User Guide Troubleshooting Note: If you are using a LabPro interface, open the Rotary Motion&#8230;<\/p>\n","protected":false},"author":86433,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[720,413,199,1904,411,1905,1903],"class_list":["post-1439","post","type-post","status-publish","format-standard","hentry","tag-maintil","tag-rms-btd","tag-rms-uli","tag-rmsmain","tag-rmv-btd","tag-rmvmain","tag-rotarymotionmain"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/1439","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\/86433"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=1439"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/1439\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=1439"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=1439"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=1439"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}