Answer / ram

The DP Tx change the o/p value in 4-20mA & we get the desire
o/p value, & Transducer first convert the energy one form to
other form

In Boiler Drum Level- Level control valve how can it tuning (PID)?

2 Answers  

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where can we use viberation transmitter,and how can we control viberation?

1 Answers   Maden,

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in natural gas indirect water bath heater,how to prevent the problem of backfire from firetube during ignition...becoz of this backfire performance of wbh is going low.

0 Answers  

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Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.

0 Answers  

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1. How many output signals do wew have in process control? 2. Could you write down the names of the pre-commissioning and commissioning stage test instruments and explain them (more than 5 items)? 3. What is the first step to commission a transmitter on service? 4. What is RTD? 5. Find the output value in MA of a temperature transmitter (RTD Type) at 120degree celius? 6. What is the O/P signal of a pneumatic transmitter? 7. What is the O/P signal of an elctronic transmitter? 8. What is the close loop and open loon?

4 Answers  

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what is corrective maintenance , explain with difination

1 Answers   Bapco Bahrain Petroleum Company,

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Define the terms Accuracy, precission, Spam, process tolerance while doing calibration of an instrument? Explaini with an example?

0 Answers   AquaTech,

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WHAT IS THE CAM POSITION IN CONTROL VALVE POSITIONER ? WHY IT IS USED?

0 Answers  

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what is cascade system ?

1 Answers   RSP, Thermax,

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What is seismic transducer?Where it is used?

1 Answers  

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What is the difference between precision and repeatability of any instrument. Why it is measured always in percentage

2 Answers  

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What is full form of hart communicator?

2 Answers   KOC, UPL,

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