Technical notes

An overview of methods for mounting vibration sensors. The method used to mount the accelerometer determines the mounted resonance of the sensor.

Basic mounting techniques for accelerometers allow qualified field technicians to install vibration sensors in a variety of applications and environments.

Sensor selection considerations include frequency range, vibration amplitude, operating temperature range, environment, mounting method, physical constraints, and hazardous area requirements.

The importance of IEPE design when choosing a vibration sensor for condition monitoring of wind turbines.

Accelerometer reliability is significantly impacted by the welding process. Hermetically sealed accelerometers allow longer product life and more reliable data.

Industrial accelerometer design considerations such as frequency response, noise, sensitivity and powering.

Basic installation techniques for accelerometers and other vibration sensors allow qualified field technicians to install vibration sensors in a variety of applications and environments.

Device parameters for Wilcoxon's range of intrinsically safe sensors

Low frequency monitoring of industrial machinery requires specialized sensors, instrumentation and measurement techniques.

Monitor and reduce the vibration amplitude on rotating equipment to bring down maintenance costs over time.

Displacement is the most easily understood vibration parameter, yet is the least commonly utilized in vibration monitoring.

Reproduced with permission from Sound & Vibration

Learn the basics of 12 important considerations for selecting the right industrial accelerometer. This presentation covers sensor characteristics such as acceleration range and sensitivity tolerance, environmental factors such as temperature, and hazardous area requirements.

Radio frequency interference on internally amplified accelerometer signals

A guide to interpreting the specifications used on accelerometer data sheets.

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.

A brief technical note about corrosion occurring in underwater monitoring applications and how to prevent it.

Expert tips to diagnose sensor overloading.

An overview of issues related to selecting measurement locations and the right number of sensors for various machines.

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.

Accelerometer-based monitoring systems can be tested to verify proper installation and operation, ensure data integrity, and identify common machine faults.

At different frequencies, different levels of noise will be present in an accelerometer's signal. In industrial applications, it helps to understand what specified noise levels mean for real-world measurement accuracy.

HV sensors can withstand up to 6,000 volts for vibration monitoring in high EMI environments.

Overview of key considerations when taking low frequency measurements.

Wilcoxon's dual output sensors provide a vibration signal and a DC voltage proportional to temperature. This technical note goes into detail about the available types of dual output sensors and correct usage.

Learn about many of the less-frequently discussed accelerometer specifications and how, when, and why they impact the quality of your data – long after the vibration sensor has been commissioned.

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.

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.

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.

4-20 mA vibration sensors, transmitters and local displays make it simple and cost-effective to trend data on critical assets when no vibration monitoring program exists or for balance of plant machinery that is not currently being monitored.

In many industrial monitoring applications, piezovelocity transducers have distinct advantages over piezoelectric accelerometers and traditional velocity pickups.

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.

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.

An overview of basic wiring and cabling techniques for accelerometers and other vibration sensors, including a description of the four most important cabling requirements, to help qualified field technicians connect vibration sensors in a variety of applications and environments.

Signal distortion can occur over long cable runs, due to increased capacitance. This technical note explains the relationship between cable length and capacitance, CCD and maximum frequency, and how to avoid signal distortion.

Important considerations for selecting a cable assembly that is compatible with the sensor and data acquisition method and accounts for environmental factors that can interfere with the reliability of the hardware and vibration signal.