How to set up the various advanced process controllers, input the proper parameters, and tune those controllers given related control system information.

1 Answers   EID Parry,

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a pressure transmitter with a range of 0 to 2500kpag has a specified accuracy of 0.5 % of span.It is to be calibrated using a comparison gauge to have an accuracy of 0.1% of span.The comparison gauge has a range of 0 to 3000kpag What is the accuracy ratio? is this ratio acceptable?

1 Answers  

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in current transmitter why we use 4-20ma ???

2 Answers   IMCO, IOCL,

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types of cable..? Use of every types of cable..?

0 Answers   Hindustan Zinc,

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what is the difference between SMART and tipical transmeter ?

3 Answers   Sirte Oil Company,

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How u measure the massflow in orifice flow measurement techniques

0 Answers   Johnson Matthey,

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what is the relation between flow and pressure.for example relationship between level and pressure is p = phg like that i want ans for this question.and also how to calculate orifice sizing and flow transmitter. pls some one ans for this questions.

3 Answers   Orchid, SRF,

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Which topics are covered in Process Control?

0 Answers   Honeywell, L&T,

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what is control valve and how is work

5 Answers   Descon,

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Draw a group of instruments interlocked to a Pump & Motor?

0 Answers  

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explain Cascade Control strategy with the help of a block diagram. also exlain its working in a distillation column

2 Answers   ABB, Sabic,

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Can anybody tell me the exact explanation for Functional calibration?When it should be done on process or on lab? Advanced Thanks

2 Answers  

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