what is zero trim and span trim?. at which problem we need to use this?

3 Answers  

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hiii.... can any one provide me previous years question paper of hindustan petroleum for instrumentation engineering???

0 Answers  

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WHAT IS DIFFERANCE BETWEEN INSTRUMENT AND EQUIPMENT

1 Answers   Lupin,

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Somebody tell me in what way i need to prepare for csio pgrpe(adv instrum eng)interview?what all the quest can i expect?

0 Answers  

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What the basic of communication?

4 Answers   Schneider,

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why use MMWC unit

9 Answers   Praxair, Saipem,

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why we use 4-20 mA to do calibration of the instruments.why we cant use 0-20 mA?

8 Answers   Emerson, IEM,

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WHAT IS THE DIFFERENCE B/W PLC and DCS

10 Answers   Bhel,

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what is 24vdc live and dry supply

0 Answers  

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While preparing the graphic diagrams trend display, 3 types of trends are prepared by Yokogawa system vender. These are for process variable, manipulated variable & set point variable. Why these 3 trends are required? Explain the purpose of these 3 trends.

1 Answers  

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What is negative range in transmeter?

1 Answers   TCL,

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What is the cascade control system and where is use in power plant give the detail with block diagram

1 Answers  

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