What are the questions asked in fresher instrumentation candidates

0 Answers   Polmon,

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How to calibration a control valve?

0 Answers  

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diff bw range and span?

3 Answers  

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Draw a complete P&ID of a flow suction tank indicating all control & protection equipment. Indicate all its inlets and outlets. Explain the controls for this system

0 Answers  

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HELLO FRIENDS plz tell me which are the PROTOCOLS we are using in PLC

3 Answers  

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If a normal magnetic type flow transmitter that can measure flow, temperature and show this parameters on field, is it possible by any means to get this (flow and temperature) parameters info. On dcs? And if yes then with HART, FO communication or any other communication system?

1 Answers   Process Control Technologies,

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why direct mounted pressure transmitters is always installed with DBB ( double bleed block) valve in process line or top of the tanks ?

0 Answers  

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How does one detrmine the direction of movement of core in an LVDT?

2 Answers   Honeywell,

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Draw a 3 element level control loop and explain

1 Answers   CCIE,

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Why hunting will occour in control valve?

6 Answers  

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If you calibrate a pneumatic pressure transmitter, how many adjustments are normally necessary or mandatory?

1 Answers  

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why ultra sonic level transmitter is installed in 90 degree?

2 Answers   ME,

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