Sensors & Measurement
pH sensor
A sensor that measures how acidic or alkaline a liquid is.
IN ONE SENTENCE
It produces an electrochemical signal that is converted to the familiar pH scale.
In normal English
Industrial pH measurement needs regular maintenance, calibration and suitable materials because the sensing glass and reference system interact directly with the process.
Why would I use it?
Use it for water treatment, chemical dosing, food, pharmaceuticals and many liquid processes.
THINK OF IT LIKE…
An electronic test of whether a liquid is acidic, neutral or alkaline.
Related terms
ORP, water quality, transmitter
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