Knowledge desk

Technical notes

Do you have a need for knowledge? If you're sitting there nodding your head, then you've come to the right place. The following list offers technical support for every level, from apprentice to vibration suma cum laude.

Keep an eye out for this area as we expand the selection. If you have any suggestions yourself on what technical notes you would like developed, we would love to hear from you: techasst@wilcoxon.com.

Note: Right click your mouse on any document or presentation link to save this file to your computer.

		4-20 mA loop powered sensor selection guide With the availability of 4-20 mA vibration transducers, plant personnel can now input vibration information directly to their Programmable Logic Controller or Distributed Control System
		4-20 mA vibration sensors out-perform vibration switches Vibration sensors and vibration switches are not equivalent products. Newer 4-20 mA technology and products provide better protection and real time vibration monitoring information.
		Accelerometer mounting instructions Basic mounting techniques for accelerometers allow qualified field technicians to install vibration sensors in a variety of applications and environments.
		Application guide for velocity loop powered sensors This application guide will: review the background of machinery vibration, 4-20 mA loop sensors, and the ISO10816 standard; offer help in selecting the proper range transducer; elaborate on installation guidelines; and provide guidance with setting vibration limits.
		Cost effective predictive maintenance solutions 4-20 mA vibration sensors make it simple and cost effective to trend data on critical assets when no vibration monitoring program exists or for the balance of plant machinery that is not currently being monitored
		Hermeticity and helium leak testing Accelerometer reliability is significantly impacted
		Intrinsically safe device parameters Device parameters for Wilcoxon's intrinsically safe sensors
		Lower vibration levels decrease maintenance costs Monitor and reduce the vibration amplitude on rotating equipment to bring down maintenance costs over time
		Measuring displacement using accelerometers Displacement is the most easily understood vibration parameter, yet is the least commonly utilized in vibration monitoring
		Piezoelectric accelerometer specifications and specmanship Reproduced with permission from Sound & Vibration
		Presentation: 12 things to consider Learn the basics of 12 important considerations for selecting the right industrial accelerometer. This presentation will go over sensor characteristics such as acceleration range and sensitivity tolerance, as well as environmental factors like temperature and hazardous area requirements. In just a few minutes, you'll learn how to pick the right vibration sensor for your application.
		Radio frequency interference Radio frequency interference on internally amplified accelerometer signals
		Reading accelerometer specifications A basic description of the specifications used on accelerometer data sheets
		Sensor reliability impact on predictive maintenance program costs Accelerometers with lower MTBF values result in higher costs for permanently installed vibration sensor applications. By taking the MTBF and manufacturing quality into account when making an accelerometer purchase, buyers can achieve a total lower cost of ownership.
		Slideshow: Accelerometer mounting hardware and installation techniques The method used to mount the accelerometer determines the mounted resonance of the vibration sensor
		Slideshow: Accelerometer selection considerations Accelerometer selection considerations include frequency range, vibration amplitude, operating temperature range, environment, mounting method, physical constraints, and hazardous area requirements
		Slideshow: Industrial piezoelectric accelerometer design Industrial accelerometer design considerations such as frequency response, noise, sensitivity, and powering
		Tech tip: Sensor overloading Expert tips to diagnose sensor overloading
		The costs of a run-to-failure approach to maintenance A Run To Failure (RTF) approach to maintenance consumes your budget with hidden costs that eat away profits. Simplified Condition Based Maintenance using 4-20 mA sensors and transmitters provides a cost-effective alternative.
		TN 13: Transducer operation in hazardous environments Some vibration monitoring applications require the sensor to be installed in a hazardous area. In these environments, the transducer must be unable to ignite the surrounding atmosphere.
		TN 14: Troubleshooting industrial sensor installations Accelerometer based monitoring systems can be tested to verify proper installation and operation, ensure data integrity, and identify most problems
		TN 16: Sensor selection guide This technical note outlines some of the critical parameters that must be considered when choosing industrial vibration sensors because properly selected and installed accelerometers ensure reliable signal information
		TN 17: Installation of vibration sensors Basic installation techniques for accelerometers and other vibration sensors allow qualified field technicians to install vibration sensors in a variety of applications and environments
		TN 18: Industrial vibration sensor selection: Piezovelocity transducers In many industrial monitoring applications, piezovelocity transducers have distinct advantages over piezoelectric accelerometers and traditional velocity pickups
		TN 2: Choosing an impedence head Among the factors that must be considered in choosing an impedance head are the range of impedance of interest and the effect that the impedance head may have on the vibratory characteristics of the test specimen
		TN 22: Vibration sensor wiring and cabling Basic wiring and cabling techniques for accelerometers and other vibration sensors will allow qualified field technicians to connect vibration sensors in a variety of applications and environments
		TN: Installation guide for hazardous areas To maintain intrinsic safety, the wiring used in hazardous areas should be implemented to absolutely preclude any possibility of igniting flammable or combustible materials
		Vibration training slideshow: Low frequency monitoring Key low frequency monitoring considerations are the vibration sensor sensitivity and noise
		Wiring guide for dual output sensors Wilcoxon Research manufactures sensors that output a vibration signal and a DC voltage proportional to temperature
		You don't have to be a vibration expert... Even if you aren’t a vibration expert, you can monitor critical machinery vibration levels using sensors and transmitters that run on common 4-20 mA loops.