What are the questions asked in fresher instrumentation candidates

0 Answers   Polmon,

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tell about various protocols used in different plcs

3 Answers   Emerson, Samtel,

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what is function of sensor, and how is it work , explain with difination

0 Answers   Bapco Bahrain Petroleum Company,

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If an Instrument has 550 ohm internal resistance and the cable used for that instrument is 0.5 ohm per meter resistance. If the voltage is 12volt.How much length cable can be used? Please tell me its Calculation formula.

5 Answers   MOL,

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radial & axial vibration sensor output voltage is ac or dc volt?

8 Answers   Vedanta, Voltech,

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Actual using of tube bender to bend 2 opposite 90 deg at correct measurement center to center of tubing.

0 Answers   CCIE,

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Why we are measuring 4-20ma? Why we are not taking 0-20ma? Plz answer this

1 Answers  

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WHAT IS THE DIFF. BETWEEN SKIN TEMPERATURE AND PASSES TEMPERATURE..?

0 Answers  

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uses of profibus?

1 Answers  

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How to connect field devices to PLC and DCS using a FIELD BUS, DP,MOD BUS(please tell me any extra interfce or adopters need in this case if we use remote i/o s)

3 Answers  

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What is the relationship between GAIN and PROPORTIONAL BAND.

1 Answers   Kharafi National, Sabic,

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diff between neutral ,ground,phase , earthing and shielding?

0 Answers   L&T,

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