when placing a vent or drain hole on an orifice plate should you measure from the center of the bore up or down for the vent placement?

0 Answers  

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What are the characteristics of Control Valve

2 Answers   Ispat,

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can we connect instrument earth pit to electrical earth pit, if not why?

2 Answers  

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Why we are using reverse action in displacer types level transmitters on some Vessels?

0 Answers  

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Flow tax range 0 to 100 mmh2o ,flow rate 40 tons /hr, I want change flow rate example 42 tons/hr so tx range ?

2 Answers  

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Can a pneumatic control valve work without positioner?

4 Answers   SMC,

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what is the meaning of potential free contact. difference between dry and wet contact?

6 Answers   GAIL,

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If relative y axis vibration sensor is by passed, and relative x axis and absolute sensor is left working. how much monitoring i would have risked?

0 Answers  

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which type inter lock use in petrochemical refinery,and oil & gas?

0 Answers  

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any one can send me instrumentation previous interview papers? I prepare for MNC Company Interviews? my mail id- Rakesh.Golla@dodsaldxb.ae , and another mail rakesh.gvk@gmail.com

0 Answers  

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How is automatic reference junction compensation carried out in temperature recorders?

0 Answers  

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What is the detail function of I/O card in DCS ? Why we dont use the I/O directly with controller?

3 Answers   Kekran Mekran, TCE,

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