Vibralign Blog

Using Your Laser Alignment System to Check the Validity Rule

the validity rule| "repeatability"| Precision Shaft Alignment

By Michael Keohane on February 5, 2020

The validity rule is an important concept in precision shaft alignment. It can be used to confirm that your readings are accurate and is why we don’t have to rotate a full 360 degrees in order to get accurate alignment information. Here is a previous blog post with an embedded video that discusses dial indicator […]

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Dial Indicator Concepts

"shaft alignment"| the validity rule| total indicator reading| true position sensing| Dial Indicators

By Patrick Lawrence on November 5, 2012

Hi, I’m Patrick from Vibralign. Today I’m going to talk about 3 dial indicator concepts: 1. Total Indicator Reading, or TIR, 2. The Validity Rule, and 3. True Position Sensing. Total Indicator Reading I’ll zero my dial indicator at 12, and then roll it 180 degrees to 6:00. It reads 30 mils, which represents the […]

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