Answer / ahmed helmy

to avoid the direct contact of hot steam with the transmitter so the impulse line should be filled with water which is coming from the condensation in the below of the boiler.

How much should be the values and/or percentages of these given below factors for a good controller ? Steady state error Delay Rise Time Overshoot Peak Time Settling Time Damping Oscillations & vibrations thanks

1 Answers  

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what is the input to be given in digital flow meter during the the calibration time?

0 Answers   ONGC,

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what is use of communication wire in multipare cable(oil and gas field), why this communication wire not used in single pair cable?

0 Answers  

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how to calibrate the interface leveltrol

1 Answers   Lanco,

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how to convert % to ma

1 Answers   Flour Tech Engineers (P) Ltd, Techint,

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what is the pressure in the tank when its level of liquid is 1.5 meters when its total capacity is 2 meters

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In bimetallic temp. Gauges why does metal strip bend? Why do we use low expansion factor metal and high expansion factor metal in bimetaliv strip?

1 Answers   Process Control Technologies,

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Sir, I am working as a Instrument Engineer in Grasim Industries. Can any body provide question answer for interview purpose

0 Answers   Grasim,

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please give me the syllabus and sample questions if possible for Instrumentation for Vizag Steel plant MT (Trainee) 2009 exam

1 Answers   Pedvak, Steel Plant, Vizag Steel,

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can i calibrate DP transmitter online (while Tx in Service) if yes ,how?

1 Answers   CEPC,

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What is an analog input - output , digital input - output . Any example ???? How they r known its ai-ao or di - do

4 Answers   Torrent Pharma,

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Difference between dcs and plc including date processing and architecture.

0 Answers  

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