Mahesh – Instrumentation and Control Engineering

Instrumentation & Control Engineer

What is pressure gauge and how is pressure gauge calibrated?

May 2, 2020May 2, 2020 by Mahesh

What is pressure gauge? The pressure gauge is one of the widely used instrument to measure pressure. The widely used bourdon gauge measures and indicates pressure. The principle used in bourdon pressure gauge is that a flattened tube tends to straighten or retain its circular…

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What is Pressure Switch and how a Pressure Switch is calibrated?

April 30, 2020April 30, 2020 by Mahesh

What is Pressure Switch? Pressure switch is a device that closes the electrical contact when a certain set fluid pressure has been reached in its input. It is designed to make contact either a rise in pressure or a fall in pressure….

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HOW TO CALIBRATE DIFFERENTIAL PRESSURE TRANSMITTER?

April 28, 2020April 29, 2020 by Mahesh

What is a Differential Pressure Transmitter? The Differential pressure transmitter is commonly used in industries as pressure measuring instrument. It is a device that measures two opposing pressures in a pipe or a vessel. This equipment will sense the difference in pressure between two ports and produce an…

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How is control Valve calibrated?

April 18, 2020April 21, 2020 by Mahesh

What is calibration? In measurement technology calibration is the process of checking the instrument with a standard instrument to improve the measuring functions. The accuracy of standard device taken for calibration should be 10 times the accuracy of measuring device. What is…

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What are Calibration procedures?

April 17, 2020April 17, 2020 by Mahesh

What is calibration? Calibration is the process of comparing the reading of one instrument or equipment with a standard instrument. The reference instrument is already calibrated and referenced to a known set of parameters. The reference instrument should itself be directly traceable…

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What are the differences between transducer and transmitter?

April 13, 2020April 18, 2020 by Mahesh

What is Transmitter? Transmitters are instruments used to generate and send electromagnetic waves which includes message or signal. A transmitter produces radio waves with the help of Antenna. Transmitter itself combines a sensor and the sensor measures the process variable and generates…

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TRANSDUCER vs SENSOR

April 10, 2020 by Mahesh

What is transducer? The non-electrical quantity is converted into an electrical form for using electrical methods and techniques for measurement, manipulation and control. The device which when actuated, transforms energy from one form to another is called a transducer. Transducers are classified…

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WHAT ARE THE DIFFERENCES BETWEEN PLC AND DCS?

April 8, 2020April 11, 2020 by Mahesh

what is PLC? PLC is a Programmable Logic Controller is used for automation of electromechanical processes. The PLC is designed for multiple inputs and output arrangements, extended temperature ranges and it have the ability to resist electrical noise and resistance to vibration…

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CLASSIFICATION OF TRANSDUCERS

April 3, 2020April 8, 2020 by Mahesh

WHAT IS TRANSDUCER? For most instrumentation systems, the input quantity will be a non-electrical quantity. The non-electrical quantity is converted into an electrical form for using electrical methods and techniques for measurement, manipulation and control. The device which when actuated, transforms energy…

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