what is diff between the centrifugal and reciprocating

2 Answers  

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why use on -off control valve in glove valve

1 Answers  

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3element

2 Answers  

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I have energy meter for educational project having 0.5s class but my friend need 0.2s class meter , which one is good for that purpose and what is the actual difference of that two classes , need very easy example also.??

0 Answers   BBS,

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What is the solution if rotork motorised control valve showing pink Colour in dcs.

3 Answers   Bhushan Power Steel,

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What are the disadvantages of Human-Machine Interface (HMI)? atleast 3.

1 Answers  

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give some question relative instrument fitter?

0 Answers   Armco,

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Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.

0 Answers   American Steel,

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if in a level tx height is given, how u calculate the ranges of the tx?

2 Answers   Bombay Rayon Fashions, Invensys,

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How u measure the massflow in orifice flow measurement techniques

0 Answers   Johnson Matthey,

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why use 50% lel methane gas concentration for gas detector calibration instead of 60% lel gas concentration whereas the hi alarm set at 60% lel.

0 Answers   ONGC,

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what is difference between differial pressure & delta pressure?

3 Answers  

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