Five Minute Facts
Common Sources of High-Resistance Connections
Electric motor testing is an excellent tool for identifying resistance unbalance. This instructional presentation will provide the most common locations for electrical connection anomalies...
- Don Donofrio
- The Snell Group
The Deception Caused by Convection
Convection can have a big impact on what an infrared thermographer sees with a thermal imager, whether outdoors or indoors. This instructional presentation will show a specific case study on the power of convection...
- Roy Huff
- The Snell Group
Fault Localization Using Electrical Signature Analysis
When conducting Electrical Signature Analysis on a motor circuit you may find numerous spectral peaks in the FFT. This instructional presentation provides a means to localize the origin of the voltage and current distortions represented in the spectral data...
- Don Donofrio
- The Snell Group
Know Your Emissivity
Emissivity is a measure of a material’s ability to emit infrared energy. The emissivity of a surface is the ratio of the energy radiated from it to that from a blackbody at the same temperature and wavelength and under the same viewing conditions...
- Martin Robinson
- IRISS Inc.
Importance of Checking Amp Probes Prior to Data Collection
In this presentation we will discuss the many different options available when checking amp probes, which include current monitoring, balance loading, FFT…
- Don Donofrio
- The Snell Group
Does an IR Camera Work With Your Infrared Windows?
Someone comes into your facility with an infrared (IR) camera to take measurements through an IR window. How do you know their camera will work...
- Martin Robinson
- IRISS Inc.
Roughing In
The roughing-in process as it relates to alignment is very important. The most common method is the straight-edge method. Is there a more effective way?
- Stan Riddle
- Acoem USA
Time Synchronous Averaging Explained
Standard averaging is not the best method for synchronous faults in the case of gear conditions. Adjusting the number of averages per sample affects …
- Derek Harrod
- Fluke Reliability
Treating Looseness
Looseness is not a force, but rather a reaction to a force. To treat looseness, one needs to understand what type of looseness we are experiencing...
- Dennis Swanepoel
- WearCheck