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How to Make Accurate Resistance Measurements - Keithley
Four Steps to Precision Measurements - Keithley

Tektronix Fundamentals University
- Tektronix - Tutorials and demos for oscilloscopes, logic analyzers, signal generators, and video test, teaching aides plus a bit of humor
Keys for Effective Troubleshooting - W. Rhude - Feed Forward Publications
Verifying Flowmeter Accuracy - G. Livelli - Flow Control Network

Hydraulic Troubleshooting
- Hydraulic
Hydraulic Systems Safety - Colorado State Universiy
Guidelines for Handling Water Damaged Electrical Equipment -
Electrical Tricks of theTrade
- Electricians Tool Box
Voltage Issues - J. Fetters - Energy & Power Management
Industrial Electrical Troubleshooting - L. Bush - Industrial Training Inc.

Free Maintenance Management Software Downloads - Plant Maintenance Resource Center
Glossary of Terms -Gems Sensors
Understanding Linearity - Sensorland
Keys for Effective Troubleshooting - Simutech Multimedia
How to Troubleshoot like an Expert – a Systematic Approach - W. Rhude - Simutech Multimedia

Thermocouple Tables - Temperature Sensors
RTD Test methods - Analysis & Measurement Services Corporation
Maintenance Articles -
Reference Tools -
Resources for Maintenance and Reliability Professionals - Reliability


Terminology and Definitions - Waters
Calibration Quality Assurance - Transcat
Resolution, Accuracy, and Repeatability - Aerotech Inc
Five Factors That Can Affect Your Weighing System's Accuracy - Hardy Instruments
LCSR Method for In-Situ Response Time Testing of RTDs - AMS
On site flow calibration is painful but necessary - D. Spitzer - ControlGlobal
Accurate temperature calibration - European Process Engineer Magazine
Load Cell Calibration - Honeywell

Calibration Calisthenics - M. Cable - Intech
Calibrating HART Transmitters - PAControl
Pressure Transducer Application Note 2 - Texas Instruments
Calibration - Wikipedia
Signal Conditioning: Getting the most for your money - Acromag

How Accurate are Dial Indicator Readings? - Ludeca
The accuracy of a sensor -Sensorland
Deadweight Testers - Transcat
Dry Block Calibrators - Transcat
Hart Transmitter Calibration - Transcat
Harmonic Mitigation


Harmonics Guide - Emerson Industrial Automation

A Power Quality Primer - J. Fetters - Energy & Power Management
Power Quality and Harmonics - J. Wagonner - Energy & Power Management
Guide to Harmonics - Staco Energy
Harmonic Mitigation for AC Variable Frequency Pump Drives - I. Evans - World Pumps/NSOEM
Interpreting IEEE Std 519 and Meeting its Harmonic Limits in VDD Applicaions - T. Hoevenaars, K. Ledoux, M. Colosino - Harmonic Solutions Co.

Harmonic Mitigation Specifications for VFDs - Energy management Corporation
Engineering Recommedations G5/G4 (United Kingdom) - Gambica
Reducing Harmonic Distortion - I. Evans - Mirus International
The Awnser to Harmonics: Is it mitigation or a robust transformer? - EC & M
A New Solution for Harmonics Generated by Variable Speed Drives - T. Hoevenaars - Power Quality

Performance of Harmonic Mitigation Alternatives - MTE Corporation
Smoother waveforms - G. Zenke and B. Hachey - Plant Services
Applying Low Voltage Harmonic Filters: Revisited - B. Prokuda - Keewatin Power Systems Inc
The 3rd Harmonic Blocking Filter -M. Lowenstein - IAEI
Harmonic Mitigating Transformers - Schneider Electric




Thermography - Wikipedia
Infrared Thermography – Physical Basics - InfraTec
IRINFO - A thermography information portal

Basic Thermography 101 - Institute of Infrared Thermography
Infrared Predictive Maintenance - Snell Infrared
Thermal Imaging Infrared Camera Image Gallery - Flir
Infrared Applications - Infraspection Institute
Infraspection Institute Guidelines - Infraspection Institute

IR - Learning - UKTA
What's your IR IQ? - J. Snell - Reliable Plant
IR Articles - UKTA
Image Gallery - Academy of Infrared Training
Articles on Thermography
- Plant Maintenance Resource Center


  If you know of other good online maintenance resources, contact us with their URL and and we'll share them with your peers in the controls community!  
  Copyright © 2007 by Controls Weekly | Legal | Last Modified: January 11, 2008  
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