{"id":10117015,"date":"2022-05-11T12:57:43","date_gmt":"2022-05-11T17:57:43","guid":{"rendered":"https:\/\/www.erbessd-instruments.com\/?p=10117015"},"modified":"2025-06-16T15:52:34","modified_gmt":"2025-06-16T20:52:34","slug":"resolution-points-max-frequency-and-bearings","status":"publish","type":"post","link":"https:\/\/www.erbessd-instruments.com\/de\/tutorials\/resolution-points-max-frequency-and-bearings\/","title":{"rendered":"Resolution Points, Max Frequency and Bearings"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"10117015\" class=\"elementor elementor-10117015\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-4de6509 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4de6509\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4afc9d0\" data-id=\"4afc9d0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f67ec7e elementor-widget elementor-widget-text-editor\" data-id=\"f67ec7e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h1>Resolution Points, Max Frequency, and Bearings<\/h1>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-dda3ded elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"dda3ded\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a4cf5c7\" data-id=\"a4cf5c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cf74956 elementor-widget elementor-widget-text-editor\" data-id=\"cf74956\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>To increase the number of Resolution points (lines) there are 2 methods:<\/p><ul><li>increase the sample rate (with old interfaces i400-i500-i600-i800)<\/li><li>increase the recording time (only method available for GX400 4 channel interface)<\/li><\/ul><p>To increase the max frequency, there is one method:<\/p><ul><li>Increase the sample rate, select &#8220;Setup&#8221; and &#8220;Config&#8221; :<\/li><\/ul><p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-1.jpg\" \/><\/p><p>Examples:<\/p><p>With a sample rate of s\/s = 11025 and recording time of 3s <img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-2.jpg\" \/><\/p><p>With a sample rate of s\/s = 11025 and recording time of 12s <img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-3.jpg\" \/><\/p><p>With a sample rate of s\/s = 22050 and recording time of 3s\u00a0 <img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-4.jpg\" \/><\/p><p>With a sample rate of s\/s = 22050 and recording time of 12s <img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-5.jpg\" \/><\/p><p>With a sample rate of s\/s = 44100 and recording time of 3s <img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/Screenshot_1.jpg\" \/><\/p><p>With a sample rate of s\/s = 44100 and recording time of 12s <img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-6.jpg\" \/><\/p><p>The higher the <strong>recording time <\/strong>is, the better the resolution between points you will get. In these examples, the resolution is improved from 20.19 CPM between 2 points with 3s recording to 5.05 CPM between 2 points. With a sample rate of 44100 s\/s and a <strong>recording time <\/strong>of 96 seconds (1 minute 36 seconds), you achieve:<\/p><ul><li>More than 2 million resolution points<\/li><li>Max frequency of 17 kHz or 1.3 million CPM<\/li><li>63 CPM between points<\/li><\/ul><p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-7.jpg\" \/><br \/>Of course, depending on the sensor, it makes sense or not to measure with such precision. These long recordings consume more machine resources in terms of memory space and processing.<\/p><h1>Putting a New Bearing Into the Database<\/h1><p>When you create a new machine in the database (or when you edit its configuration) you can add the bearing&#8217;s information on the corresponding area:<br \/><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-8.jpg\" \/><br \/>If one of the bearings of the machine is not in the 25,000 items database, you can add the frequency information manually:<br \/><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-9.jpg\" \/><br \/>Contact the bearing manufacturer website to be informed about the frequencies in &#8220;orders&#8221;:<\/p><ul><li><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-10.jpg\" \/>BPFI (Ball passing frequency inner race)<\/li><li>BPFO (Ball passing frequency outer race)<\/li><li>BSF (Ball spin frequency)<\/li><li>FTF (Fundamental train frequency)<\/li><\/ul><p>Example:<br \/>BPFI = 0.55-0.6 x No. of balls x RPM BPFO=0.45 x No. of balls x RPM BSF = 3.5 x RPM<\/p><p>In this example, we have a recording of vibration on point 1-H:<\/p><ul><li>Select the rotation speed (1797 CPM)<\/li><li>Select the bearing of this point<\/li><li>Click on \u201cFrequency calculate\u201d<\/li><li>Click on \u201cShow Markers\u201d to plot the damage frequencies on the FFT graphic<\/li><\/ul><p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.erbessd-instruments.com\/wp-content\/uploads\/2021\/07\/resolution-point-11.jpg\" \/><br \/>You can right-click on each graphic to add and print it to the report.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Resolution Points, Max Frequency, and Bearings To increase the number of Resolution points (lines) there are 2 methods: increase the sample rate (with old interfaces i400-i500-i600-i800) increase the recording time (only method available for GX400 4 channel interface) To increase the max frequency, there is one method: Increase the sample rate, select &#8220;Setup&#8221; and &#8220;Config&#8221; &#8230; <a title=\"Resolution Points, Max Frequency and Bearings\" class=\"read-more\" href=\"https:\/\/www.erbessd-instruments.com\/de\/tutorials\/resolution-points-max-frequency-and-bearings\/\" aria-label=\"Mehr Informationen \u00fcber Resolution Points, Max Frequency and Bearings\">Weiterlesen<\/a><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[260],"tags":[],"class_list":["post-10117015","post","type-post","status-publish","format-standard","hentry","category-tutorials"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.8 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Resolution Points, Max Frequency and Bearings &#8211; ERBESSD INSTRUMENTS<\/title>\n<meta name=\"description\" content=\"Resolution Points, Max Frequency, and BearingsTo increase the number of Resolution points (lines) there are 2 methods:increase the sample rate (with old &#8211; 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