Answer Posted / sangam surendra

check the continuty,signal and power (depandeng on
instrument) frome fild instrumnet to the control room.

what deference between panel earth and systemearth

2297

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Isometric drawings are generated during _________________ phase of a project

2042

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How hart protocol can be connected with control valves?

1007

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use of split range ? where it is used ? in which control loop it is used ?

1937

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Explain why use mmwc unit?

1014

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In VVVF DRIVES VOLTAGE IS ALSO VARY WITH THE FREQUENCY. HOW? WHAT IS THE DIRECT FORMULA RELATING THESE TWO.

2329

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what is output of FOUNDATION FIELD BUS transmitter

2118

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A DP transmitter is used to measure the level of an open tank. The drain line of the tank is connected to a control valve, and is configured as, if the level of the tank is 90% the valve should get open 10%. And if the tank level is 10%, the valve should get open 90%. Draw wiring diagram and explain how to configure DP transmitter and control valve using HART communicator. If the span error at output is 1%, what will be the %opening of the control valve at 60% level of the tank?

1366

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for oil & gas industries which zone is normally preferred? why? give its example?

1954

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what is difference between HOT permit and cold permit

2136

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steps for installing orifice plate?

1813

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How a conductivity sensor & analyzer work at boiler, whats the principle & science is beyond this,How conductivity sensor sence & convert signal & move toward analyzer & analyzer show reading in percent? also what is temperature compensate option in conductivity analyzer

2741

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OBJECTIVE TYPE QUESTIONS OF ANALYTICAL INSTRUMENTATION

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you must show the examples application and give at least 4 types of transducer/sensors that can minimize the failure during the manufacturing of the resistors.

3292

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field bus transmitter calibration procedure tell me

1793

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