Control valve
In process plant ,parameters like flow, temperature,level, pressure etc have to be controlled as per requirement . various sensors and devices are used to measure…
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27 September 2024
Thermocouple types
Thermocouples are classified into various types on the basis of the materials used .The positive and negative leads are composed of metal /matal alloy wires.…
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27 September 2024
Calibration of DP transmitter with negative range
Dp type transmitters are popular in industries for the measurement of process parameters like level, flow density, Differential pressure etc.we know every instrument has its…
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12 September 2024
Hydrostatic pressure
we have a tank as shown in figure filled with a liquid of known density. It is filled up to a height h from bottom.if…
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26 October 2022
Potential free contact
What is potential free contact ? Is there such a thing? A contact in a electrical or electronic circuit allows or blocks passage of power…
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9 October 2022
pressure switch calibration
Calibration By Calibration of pressure switch it means to make the pressure switch sets and resets at desired pressure . pressure switch calibration is done…
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9 October 2022
Instrumentation
Instrumentation....Instrumentation systems.........process instrumentation...Instrumentation and control...automation and controlWhat are they?Suppose you are in a industry. Say in a refinery. What is happening in such industries .???Making…
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2 October 2022