Answer / nilesh

Temperature close loop needs temperature sensor(
RTD,Thermocouple etc),controller ( Local/DCS/SCADA)and
final control element ( Control valave,Heater etc..).We
have to give SP to controller which measure the temperature
with sensor and actuate final control element as per
requirement.

How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.

0 Answers   Heisco,

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Is SmartPlant Instrumentation taking advantage of the quality assurance procedures within Intergraph?

1 Answers  

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Tyes of interface level measurement and how to use that technique for interface level measurement,

0 Answers  

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Make a ladder diagram on LSL valve will close, on PSL valve will open and start the motor

0 Answers   CCIE,

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what is linerity and non-linearity?

2 Answers  

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Absolute pressure is 700psi,what will be the gauge pressure?

1 Answers   IFFCO,

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What are the different types of temperature sensors and the principle they work on?

1 Answers   GAIL,

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I have a orifice installed in plant which is design for 0~100 inH2O for 0~80MMSCFD, now due to process change the maximum flow is change to 120 MMSCFD so for this new process value what will be the DP across orifice.

1 Answers  

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how to control pid

0 Answers  

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in natural gas indirect water bath heater,how to prevent the problem of backfire from firetube during ignition...becoz of this backfire performance of wbh is going low.

0 Answers  

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how can be calibrate flow indication transmitter (rosemount) it shows excess milli amps nearly about 24 ma on full scale, but its scale was set on 20ma on full scale..???how can be simiulate..???

0 Answers   Siemens,

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Which instrument used to calibrate the pressure switch?

8 Answers  

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