why we use 24v dc in instrument rahter than 230vac????

4 Answers  

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can any one explain in which term we are flow flow is it volumetric r is it mass? and y

0 Answers  

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Sir, my yokugava FF TYPE LEVEL transmitter us bad, i don't have spares available, i want to replace it with a Rosemount FF transmitter, please tell me what procedure to be followed and what changes to be done in dcs part.

1 Answers   BPCL Bharat Petroleum, OEG,

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1.Give example of analog and digital signal 2. What is yhe advantage of 8086 than 8085

5 Answers   Bhel, College School Exams Tests, Profitec,

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y v r connecting 250 ohms resistor in series when u cummunicate with BT in bench calibration?

5 Answers  

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key phaser where is use and work

0 Answers   BAP,

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how the presure switches are calibrated? and what happen inside?

1 Answers  

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is any standard angle for thermowell mounting for horizontal and vertical pipe lines?

3 Answers  

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What is the working principle of Dozing valve used in cement industry?

1 Answers  

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WHAT IS ANNUBAR?

7 Answers  

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differentiate different units of pressure like US & UK standards

1 Answers  

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i am preparing for BARC ,so plz mail me how to prepare for BARC. ALSO IF POSIBLE SOME RELATED QUESTIONS. MY MAIL ID IS khushi_4uall2003@yahoo.co.in

0 Answers  

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