Related to control system, What is difference between 4-20 mA active & 4-20 mA pasive signal.

1 Answers  

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what is virtual instrumentation

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Why ac supply load cell is used? Can we use the dc supply load cell?

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what is earthing ,grounding in c&i panel?what is the resistance in earthing and grounding of c&i panel?what do u mean by shielding and what is its resistance?

1 Answers  

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I will attend an interview with GasGas company for a position of Instrument Technician ( Offshore )in next month can anyone tell me what questions they will ask. Thanks in advance.

0 Answers   RasGas,

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what is difference between 3 wire and 4 wire RTD sensor?

12 Answers   HTA Instrumentation,

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OBJECTIVE TYPE QUESTIONS OF ANALYTICAL INSTRUMENTATION

0 Answers   Fauji Fertilizer, GSECL, NFL, Power Plant,

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List three types Level Transmitters with their working principles

1 Answers   ABB, Bapco Bahrain Petroleum Company,

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What is first echo & echo window in radar type level transmitter?

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how u meassure a room temp?in rtd or themo couple?

4 Answers  

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sir i m preparing for BARC but i am not getting any papers to prepare for this exam so please send me some sample papers to my i.d for the preparation of barc.

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What is the difference between sdv and bdv ?

1 Answers  

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