Sling Psychrometer Principle

Sling Psychrometer is used to measure both the dry bulb and wet bulb temperatures at [...]

Scintillation Counter Principle

A scintillation counter is an instrument for detecting and measuring ionizing radiation by using the excitation effect of incident [...]

Ionization chamber Principle

The ionization chamber is the simplest of all gas-filled radiation detectors, and is widely used for the [...]

Falling Ball Viscometer Principle

Falling Ball Viscometer uses the simple — but precise — Höppler principle to measure the [...]

Solenoid Valve Functional Testing

Here we are discussing about how to check or functional test a solenoid valve using [...]

Normally-open and Normally-closed Switch Contacts

Perhaps the most confusing aspect of discrete sensors is the definition of a sensor’s normal [...]

Multiphase Flow Meter Calibration Procedure

This typical calibration procedure is just an illustration of how to calibrate a multiphase flow meter for [...]

Valve Materials Comparison Notes

During vendor bids evaluation of the valve package, usually we will face the problem of material review from [...]

Gap Voltage of Bently Nevada Vibration Probe

Gap voltage (VDC) is a direct representation of distance between the probe’s tip and the shaft’s surface. This is [...]

Facts on Thermowell Insulation Thickness

Can Insulation Thickness affect Thermowell U-Length ? Thermowell Tip must be at least 2 mm immersed [...]