Category I Learning Zone
ISO Category I / ASNT Level I

Thank you for registering for the Mobius Institute Category I vibration training course. We hope you enjoy this course.

Please follow the links on this page to view the various course materials that will teach you vibration analysis at the category I level.

At Mobius Institute, we believe that you will benefit greatly by accessing these course materials which we have prepared with considerable care and attention. We have provided these materials to you only; and respectfully ask that you do not allow others to view these materials. We sincerely hope that you find the course worthwhile and recommend our products and courses to your colleagues.

- Jason Tranter
Founder and Managing Director, Mobius Institute


Important learning resources for you

In this section we have provided a range of valuable resources that will help you to consolidate your knowledge and prepare you for the examination. Our videos are a comprehensive coverage of the course topics so please ensure that you use the ‘Key points’ to focus your attention on all the critical goals for this course. Our 'Activity book' contains learning exercises and the answers. There are also 'Worked examples' which have more complex practice exercises and the solutions.

Note that you will receive all of these documents as the 'Student workbook' when you attend your class.

Key points

Click on the link below to view the 'key points' from each lesson. These summarise the information you need to know from each lesson.

Key points

Activity book

Click on the link below to work through practice questions on Category I topics. Click 'Answer key' for the answers.

Activity book

Answer key

Worked examples

Click on the links below to work through practice questions with detailed solutions. These questions are closer to the standard of the exam questions. Successfully answering these questions is not an indication of success on the certification exam.

Worked examples

Solutions

 


Category I courses

 

Maintenance practices

Introduction to Maintenance Practices (20:44)

Breakdown Maintenance (6:05)

Preventive Maintenance (24:11)

Predictive Maintenance (15:26)

Proactive Maintenance (44:36)

Quiz - Maintenance practices

 

Condition monitoring

Condition Monitoring Technologies (18:08)

Vibration Analysis (12:07)

Acoustic Emission (17:07)

Thermography (23:25)

Electric Motors (8:27)

Oil Analysis (19:23)

Selecting the Best Technology (14:50)

Quiz - Condition Monitoring

 

Principles of vibration

Principles of Vibration (5:14)

Simple Harmonic Motion (14:56)

Introducing Amplitude (13:50)

Quiz - Introduction to Vibration Amplitude

Period and Frequency (23:18)

Quiz - Introduction to Vibration and Frequency

Introduction to Phase (18:47)

Quiz - Introduction to Phase

Acceleration Displacement Velocity (21:47)

Quiz - Acceleration Displacement Velocity

Quiz - Introduction to Sensing Vibration

Vibration Units (24:06)

Quiz - Vibration Units

Converting Vibration Units (18:34)

Overall Level Readings (23:08)

Quiz - Overall Level Readings

Complex Vibration (12:43)

Introducing the Spectrum (22:16)

Understanding Orders (17:26)

Forcing Frequencies (29:45)

Introducing Orbits (8:13)

Quiz - Introducing the Spectrum

 

Data acquisition

Data Acquisition Introduction (16:14)

Quiz - Introduction to Vibration Measurement

Measuring Vibration (16:02)

Measurement points (14:53)

Mounting the sensor (24:41)

Quiz - Selecting the Transducer

Quiz - Positioning the Sensor

Quiz - Mounting the Sensor

Routes and the Database (8:46)

Quiz - Collecting Routine Measurements

Dealing with Challenges (22:02)

Quiz - Recognizing Bad Data

 

Signal processing

Signal processing (40:31)

 

Vibration analysis

Vibration Analysis Introduction (34:41)

Quiz - Introduction to Vibration Analysis

Analysis Process (20:02)

Quiz - Spectral Analysis

Quiz - Introduction to Fault Analysis

Unbalance (18:06)

Quiz - Diagnosing Unbalance

Balancing (16:20)

Quiz - Diagnosing Eccentricity

Misalignment (14:31)

Quiz - Diagnosing Misalignment

Shaft Alignment (15:55)

Looseness (13:57)

Quiz - Diagnosing Looseness and Rubs

Rolling Element Bearings (38:10)

Quiz - Diagnosing Rolling Element Bearing Faults

Electric Motors (12:29)

Pumps Fans and Compressors (12:52)

Belt Drives (5:43)

Gearboxes (11:10)

Resonance (24:44)

 

Setting alarm limits

Setting Alarm Limits (30:42)

Spectrum Alarms (18:10)

 


Training course manual

Click on the links below to read the training course manual. You may not make copies, print the pages, or download the manual:

Contents

Table of contents

Chapter 1 - Maintenance practices

Chapter 2 - Condition monitoring

Chapter 3 - Principles of vibration

Chapter 4 - Data acquisition

Chapter 5 - Signal processing

Chapter 6 - Vibration analysis

Chapter 7 - Fault diagnosis

Chapter 8 - Setting alarm limits

Appendix A - Equipment knowledge

 


Helpful Links

Visit the Mobius Web site

Learn more about the Category I course

Learn more about certification