Vibration Analysis ISO CAT II

The course provides an in-depth study of machinery faults and their associated spectrum, time waveform and phase characteristics.

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Chris Hill
Senior Analyst/Trainer
November 18, 2024
November 22, 2024
Flyer & Resources

Information & Course

The ‘Intermediate Level’ Mobius Institute™ Category 2 course is ideal for those who are interested in condition monitoring to ensure the reliability of their machinery, and who have either, completed a VA Cat 1, or have significant vibration analysis experience, including an understanding of vibration theory and terminology. The course provides an in-depth study of machinery faults and their associated spectrum, time waveform and phase characteristics.
‍Additional topics covered include signal process, signal analysis data collection and proactive measures.

Course Description


5 days including optional 3-hour certification exam.

Example Hours:

Training Days 1-4: 8.00am to 5.00pm

Training Day 5: 8.00am to 12.00am

Exam Day 5: 1.00pm to 4.00pm


Classroom learning


Certification examination, 3 hours, 70% passing grade


Follows ISO 18436-2 and 18436-3 and provides 3.5 Continuing Education Unit (CEU) credits.


Registered students are given access to the online version of the course via the Mobius Institute Learning Zone™ before the class and for four months after course completion to assist them with converting the course information into practice.

Certification Prerequisite:

Prior experience is not required for attending the training course, but 18 months of experience is required for certification.


You will come away from this course with a very good understanding of vibration analysis fundamentals, you will be competent in quality data acquisition and diagnosing common faults by analysing vibration spectra, time waveforms, envelope data, and phase data.

Course Includes:

·                4.5-day classroom training

·                Pre and post course online ‘Learning Zone’ study resources

·                Diagnostic reference guide

·                Course notes/manual

·                Short-form booklet

·                Diagnostic mousepad

·                Lunches and refreshments

·                Interactive assessments during the course

·                Certificate of completion

·                Mobius certificate

·                Mobius membership

Optional Exam: 3-hour Certification exam, 70% passing grade

Course Summary

Review of maintenance practices

Review of condition monitoring technologies

Principles of vibration

·                Complete review of basics

·                Waveform and spectrum (FFT), phase and orbits

·                Understanding signals

Data acquisition

·                Transducers types, selection and mounting

·                Measurement point selection

·                Following routes, test planning, measurement errors

Signal processing

·                Filters, sampling, aliasing, dynamic range, windowing

·                Resolution, Fmax, data collection time, averaging Vibration analysis

·                Spectrum analysis methodology

·                Introduction to time waveform, phase and orbit analysis

·                Enveloping, shock pulse, spike energy, Peak Vue™

Detailed fault analysis

·                Natural frequencies and resonances

·                Imbalance, eccentricity and bent shaft

·                Misalignment, cocked bearing and soft foot

·                Mechanical looseness

·                Rolling element bearing analysis

·                Analysis of induction motors, gears, belts, pumps, compressors, and fans

·                Lots of case studies and exercises for participants

Equipment testing and diagnostics

·                Impact testing (bump tests)

·                Phase analysis

Corrective action

·                General maintenance repair activities

·                Review of the balancing and shaft alignment process

Successful condition monitoring program

·                Setting baselines and alarm limits

·                Report generation, reporting success stories

Acceptance testing and ISO standards

Vibration Analysis Category 2 – Certification

All Thermalign trained, Mobius Institute ™ certified analysts receive personalized logos with their certification number and name for their own professional use. Mobius Institute also maintains a listing of all certified analysts on their website and provides each analyst with a certification confirmation web page.

For more information about Mobius Institute’s accreditation, and the recognition of your certification by the ISO 18436 standard, please visit

Register Your Interest

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