Answer / winnie

The flow transmitter is installed before the control valve,reason being the transmitter reads the flow from orifice plate then from the output of flow transmitter to the final controller then to control valve.

What is Modbus communication

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what is difference between fork type and capacitance type level switch. where it is using

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What are the problems faced while testing HART instruments?

1 Answers   SSC,

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what is modbus,profibus,fieldbus

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in mass flow meter what is drive friquancy ?

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What is rtd output signal

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What is difference between sensors and transducers?

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When cryogenic control valve will be applied?

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Why we use 3-15 psi air for control valve input?

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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.

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In control valves (like feed water control valve) we will give 3 kg pressure and how it controls 110 kg of water pressure?

4 Answers   SSL,

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