{"version":"1.0","provider_name":"Bodine - Gearmotor Blog","provider_url":"https:\/\/www.bodine-electric.com\/blog","title":"Measuring Armature Circuit Resistance in a PMDC Motor - Bodine - Gearmotor Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"Fqpbsu1VyU\"><a href=\"https:\/\/www.bodine-electric.com\/blog\/armature-resistance-dc-motors\/\">Measuring Armature Circuit Resistance in a PMDC Motor<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.bodine-electric.com\/blog\/armature-resistance-dc-motors\/embed\/#?secret=Fqpbsu1VyU\" width=\"600\" height=\"338\" title=\"&#8220;Measuring Armature Circuit Resistance in a PMDC Motor&#8221; &#8212; Bodine - Gearmotor Blog\" data-secret=\"Fqpbsu1VyU\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/* ]]> *\/\n<\/script>\n","description":"Application Notes &amp; Gearmotor Tips: When a permanent magnet DC (PMDC) motor fails to operate properly, or fails to run at all, one sensible troubleshooting step is to measure the winding resistance to determine if there\u2019s an open circuit or a short circuit, either between turns of the same winding, between two windings in the","thumbnail_url":"https:\/\/www.bodine-electric.com\/blog\/\/wp-content\/uploads\/2012\/04\/dc-mtr-grmtr-group_crop-whitte_04-25-2012_50.jpg?w=300"}