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 Categories >> Engineering >> Instrumentation
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Question Asked @ Answers Views     Select
what is the difference between mmhg & mmwc?. i want to calibrate a transmitter in the range of -100 to 300 mmwc. Which is the reference for calibrate the Tx,if mmwc not available?. Is it mmhg or mmho2?.    3  18809
i want to calibrate a transmitter in the range of -100 to 300 mmwc. How it is possible to measure -100 to 300?. hindalco   2  1668
Explain any simple temperature control system. l&t   3  3880
Draw bode plot of any transfer function. Why is plotting bode necessary? l&t   0  434
Explain Three way boiler. l&t   2  3713
Tell about your IFFCO plant visit. l&t   0  458
Explain PID controller tuning & any one method used for it. l&t   1  3944
Which topics are covered in Process Control? l&t   0  437
Which is your favourite subject & explain any one topic of it. l&t   0  3585
what is the difference between E/P positioner and I/P positioner in control valve , in which application the respective positioner are used in. abb   1  1594
what will be the output of the temparature transmitter if temp is 120 degre celcius. base-automation   1  397
what is virtual instrumentation    0  662
how to make a calibration for differential pressure    2  2790
why relays are used with plc?    3  8663
what is the diffrence between pressure safety valve & pressure relief valve....pls    0  520
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Un-Answered Questions
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Why is it necessary to use compensation leg to measure the liquid level in a closed or pressurized tank? 597
How INtools is useful for routine Instrument maintenance? 342
I m appointed as an automation trainee engineer in small firm in that I am only the one , my company give me a project on s7-200 as i m beginner I don't know how to program so please send me the helpful site so that I complete my project before deadline....please help me out in this critical situation. 228
Can any one send me IOCL instrumentation question papers.. i dont know the pattern of the questions and what to prepare can any one help me on this .. my email id is 522
what is intrinscily safe system and where we use? 747
What is 1:1 redundancy ? 386
send me model hpcl questions mail id 487
please send the sample qustion paper for iocl written test .. 1870
key exchanges in wpa,wpa2,tls 271
I am an intru engg frm pune n completing mba marketing in may 2010, what kind of profile would best suit my educational qualifications??? Also, i will move to US in jan 2011, so this job experience should count Over there too 'coz i want to continue workin even there.... 361
Explain how thw analog to digital converter works with the circuit diagram 691
What are the logic behind 2x2 and 2x3 logic and more when ask in interviews 1932
How to calibrate level transmitter with use of HART? 980
1- Explain about HPM 2- What is the FSC and explain the configuration of FSC 3- explain the complete loop of vibration, how it works (field to control room) 4- What is the use of proxymitter? 5- During job your partner effected with H2S then what you have to do. 6- what type of gland packing uses when valve glind is leaking. 938
wat are the interview questions asked in air india for post service engineer 679
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