in which principle pressure tx,level tx ,flow tx,temp tx ,control valve works?

0 Answers   IOCL, JSW,

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give me the formula for analog to digital converter and also d to a converter

0 Answers   ACC,

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how to calibrate pressure gauge(we can not able to fixed by pointer screw adjustment and pointer re fixing method)

2 Answers   Nestle, Reliance,

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How to gennerate earth leakage monitoring alarm for solenoid valves in control system?

2 Answers  

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can we create an interrupt in plc through scada?

0 Answers   Glensol, TATA,

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pt range is -45 psi to 45 psi.friends can you give answer with calculation and with linerity scale like 0%,25%,50%,75%& 100%?

1 Answers   WB,

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control modes

1 Answers   Vedanta,

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

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

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Consider a control valve action,the inlet air pressure is only 6 ksc but physically how it can be operate against 100 ksc line fluid pressure?

2 Answers   SCS,

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1. Pl. send details about different types Gas Analyser, like Co2, O2, SOX/NOX, etc. with calibration procedure. 2. How to calibrate H2S gas detector in field?

1 Answers   HPCL, Napesco,

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What is hp & mp seperator .& what is its working principle ?

0 Answers  

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Can any body help me,The GE Mark V control system is windows based or Dos based?

3 Answers  

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