what are the different types of Protocols? & their applications.

6 Answers   Infosys, Sitara Chemical Industries, Syntel, VSNL,

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applications of 1-5v and 4-20ma?

4 Answers  

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why we are using orfice plate? then difference between orfice 7 nozzle plate?

1 Answers   Flour Tech Engineers (P) Ltd,

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what is the hydra step level sensor output value( measuring level of steam drum)

3 Answers   Adani, ITPS,

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What is TMR

3 Answers  

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Which buffer solution is used for PH transmitter calibration?

3 Answers  

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Explain about signal isolator

1 Answers   TCS,

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what is the vital subject for scoring bhel exam&what is the question pattern

0 Answers   Bhel,

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Hi,can anyone help me out with PhD programs related to Instrumentation field?I have a degree in electronic Instrumentation?

0 Answers  

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can a control valve works without positioner?why need tunning of c/v?

4 Answers  

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If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , then it will reaches again 50%, this type of action occured frequntly.. so what to do for solve this problem. The possible cause is in volume booster or positioner's relay.. positioner is double acting .. and make siemens..sipart.The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

2 Answers   Gujarat Fluorochemicals Limited (GFL), Shell,

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DEAR SIR/MADAM MY NAME IS ARKAPROVA BHATTACHARYYA.I AM A FRESHER INSTRUMENTATION ENGINEER.CAN YOU PLEASE SEND SOME QUESTION PAPERS OF GRADUATE ENGINEER TRAINEE EXAM OF DVC(DAMODAR VALLY CORPORATION).MY EMAIL IDs ARE arka_aec@rediffmail.com.

0 Answers  

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