Answer / sanal sasidharan

3 psi & 4mA is termed as live zero Because they will indicate 0 .

Answer / routramakrushna

ANSWER SHOULD BE IN 5 LINES

steam drum level transmitter calibration procedure? with example?

1 Answers  

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How we connect a instrument with ground, Give brief explanation with help of diagram?

0 Answers  

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different between calibration range and instrument range ?

2 Answers  

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wht is snap action switch?where it is used?is there any diff between snap action switch and normal pressure switch?

1 Answers   ONGC,

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I need the intools training institute address in india. Intools subject oriented local authors books.Refer me plz

3 Answers  

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I have got a call of IOCL interview for projects having 2yrs experience. What sort of questions should I expect in the interview?

0 Answers   IOCL,

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In 2 wire transmitter 1 wire is used for power and other is used for signal( 4-20)ma In 4 wire transmitter 2 wires are used for power and 2 wires are used for signal (4-20)ma . but my question is "what is the criteria or parameters we have to consider while selecting these transmitters for eg( distance, safety zones etc.

1 Answers  

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1.can you use SCADA instead of DCS,DCS instead SCADA 2.Difference between DCS and PLC,can their role be reversed i.e. role interchange 3.Difference between RTU and PLC

0 Answers   IOCL, Lakshmi Machine Works,

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defffrence between instruments and instrumentation

8 Answers  

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Q- What are the application in which PNP transistor is preferred over NPN ?

0 Answers  

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what do we mean by hook up drawing. what r the information we get from it?

7 Answers   Reliance,

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what effects a surging can produce in the compressor

0 Answers   Nemat,

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