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?

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is fan is a transducer or inverse transducer?

5 Answers  

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Can we use thermocouple in generator of power station replace RTD(pt 100)? if we don't have any place for use RTD.

2 Answers  

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What is solenoid valve? Where it is used?

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differentiate different units of pressure like US & UK standards

1 Answers  

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how to calibrate a capillary type level transmitter for a closed tank in field? also what is the procedure for commissioning a capillary level transmitter for a closed tank?

2 Answers  

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how to make temperature closed loop

1 Answers  

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what is "smart" in smart transmitter ?

4 Answers  

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I want to know about DDCMIS in detail ? please explain it. Also give name of reference books in which it is explained in detail in very simple manner.

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what is positive displacement meter.

1 Answers   Takreer,

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why is negative range given to measure the steam drum level

2 Answers   Jindal,

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What is Modbus communication

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