Dissolved Oxygen Measurement One of the most important measurements in the determination of the health of a body of water is its dissolved oxygen content. The...
How Position Transducers WorkPosition transducers convert mechanical motion into an electrical signal that may be metered, recorded, or transmitted. Position transducers consist of a stainless...
Acceleration :Accelerometers measure acceleration, vibration, and shock. An accelerometer involves the mounting of a seismic mass attached to a damper and a spring inside a...
Quadrature Encoder Fundamentals : The most common type of incremental encoder uses two output channels (A and B) to sense position. Using two code tracks with...
Magnetic Encoder FundamentalsA magnetic encoder consists of a rotating gear made of ferrous metal and a magnetic pick-up that contains a permanent magnet and the...
Optical Encoder – Fundamentals The most popular type of encoder is the optical encoder, which consists of a rotating disk, a light source, and a photodetector...
Absolute Pressure – A quantity of pressure measured with respect to total vacuum. Equal to the sum of a pressure gauge reading and atmospheric pressure...
Calibration Procedure – pH electrode Select two buffers that bracket the expected sample pH. More buffers can be used for greater accuracy over a wider pH...
LVDT – Linear Variable Differential TransformerLVDT is a passive transducer which measures displacement. Construction and Working of LVDT. LVDT consist of a single primary winding...