Answer Posted / aatif alvi

PT 100 is From 200 to 850 degree cent

i have done DAE in Instrumentation and Process Control. i have applied for an apprentice training in chemical company after three day my interview will be conduct but i need more information about industrial process control and controller. my e mail is imran_dilsetu@yahoo.com please tell me interview question relative to instrumentation ?

2321

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Why use ball valves on Gas pipelines instead of gate & or globe valves...means basic diffrence or use of these valves..how designers knows this type of valve with rating is required...

2340

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What is the use of single seated valve?

1059

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I installed the smartplant instrument v8, but can not be opened, that always said: "INTools 2007 hardlock no found". So Could you help me how to do for that?

2050

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In which principles tx ,pressure gauge,Temp gauge,control valve works?

1817

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what is the criteria to decide conductor size of a cable ?

1859

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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?

1398

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Explain the working of an electronic level troll.

1081

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How to calibrate level transmitter with use of HART?

2755

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What is the minimum rating availalbe for weld neck orifice in market?

1978

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Explain the working principle of lvdt?

1185

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What is the difference between modbus,fieldbus & profibus

2414

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How the sizing of the analog signal cable is calculate?

2513

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give me all the details about the interview and which type of question being asked

2218

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What is the use of control cable?

1142

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