Identification of control valve parts.

0 Answers   CCIE, Oil and Gas Jobs,

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why using 4-20ma not using 0-20or why not using 1- 20ma???????

7 Answers  

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please anyone suggest me some good intools training institutes with their place and contact nos.

1 Answers   ABB, Thermax,

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.how does CSADA systems display the process variable value?

2 Answers   Empower,

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any body tell me ,contol valve has how many cheractristic? explain it.

6 Answers   L&T,

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how to connect transmitter measuring sulfur process? 1-by using long impulse line or 2- by using coated short impulse line

0 Answers  

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why 4 to 20 ma used at 0 set

2 Answers   Borouge, Yokogawa,

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why we use the ac supply load cell>?can we use the dc supply load cell?advantages and disadvantage of the ac supply load cell?

0 Answers  

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We are used CENTUM CS3000 of YOKOGAWA. please tell me how to simulate wihtout FCS and vnet.

1 Answers  

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draw shematic diagram of c/v positioner(smart type)?

0 Answers   Coromandel,

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all questions related to instrument technician in any offshore oil and gas company.

0 Answers  

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i have used level transmitter in starch cooking preparation tank. tank total height 2mtr.sometime LT display shows some error value when tank is fully empty and diaphragm side i already checked okay no problem in diaphragm area. field cable checked 24volt and mA shows correct value while tank empty mA is 4mA. 4mA i needed that 0% but display showing 10% or 15% percentage values are varying continously please give any good solution for me.....

0 Answers  

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