Answer Posted / arunkumar

The formula to determine DP transmitter range is simply a Bernoulli principle equation. Having the transmitter set correctly, we can obtain the liquid level height by measuring the differential pressure between two points.

What is the purpose of LO Overhead tank in turbines.

2008

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1.what is controller proportional gain 2.what is the controller intergral action time. 3.A proportional plus derivative controller that has a proportional band of 20% and a derivative action time of 0.1 minutes. Construct the shape of the output waveform for the triangular input if the input rises and falls at the rate of 4 units per minute.

2684

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pls suggest suitable MOC of diaphragm for pressure measurement of UREA grade solution service fluid.

3123

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how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.

2476

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what are the diff. in servo and regulatory control?

3972

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How to calibrate RC Feeder system in thermal power station?,If any instrument available to calibrate it,ple inform me. make:stock,

3181

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Q- What are the application in which PNP transistor is preferred over NPN ?

3342

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how is work pressure switch& level switch?what is the principle of this?

2646

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why is an oxygen sensor used in a boiler stack

7306

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What is modbus?

1203

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what is the process for double acting cylinder pneumatic for 32' v/v

2072

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When doing a liquid seal on a differential flow transmitter , most of the time the sealing liquid will be heavier then the process fluid. For wich application will the sealing liquid be lighter than the process fluid if transmitter is mounted below the process line.

1820

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what is the importance of CV in the control valves? how it is calculated?

2443

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What is heating effect?

2349

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what is use of communication wire in multipare cable(oil and gas field), why this communication wire not used in single pair cable?

2161

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