Answer / nandhakumar

US THE 475 HART COMMUNICATOR change the LRV and URV values

how to connect 3 wire 4-20 mA transmitter in Plc system PLC system and how explain how the measuring data communicate with plc system.

1 Answers  

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if differential pressure created by orifice falls below vapour pressure of liquid flowing through it what will happen

1 Answers   BARC,

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how to commission furnace ( water heater)

0 Answers   Petrofac,

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sir i m preparing for BARC but i am not getting any papers to prepare for this exam so please send me some sample papers to my i.d for the preparation of barc.

0 Answers  

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I have installed a RTD whose length is 2250mm(RTD stem length), but it's upper 200 -250mm is out of the reactor, and this upper 200mm stem is surrounded by atmospheric temp. And the lower portion i.e. 2000mm is in contact with the measuring fluid, then does the final measuring temp. Gonna change as the upper 200mm RTD stem is out of reactor?

1 Answers   Process Control Technologies,

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what is use single seated and double seated valve?

2 Answers   Doha Petroleum Construction DOPET,

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how can be connected thermocouple in series?what is the need?

2 Answers   Hindalco,

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Shall we get the reading on level transmitter only by termination,without commissioning?

1 Answers  

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If the average power during generation is zero, why do the analog meters have + and - ?

1 Answers   Siemens,

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How to work togather like sov,limit switch,proxy switch and booster in xv

0 Answers  

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Explain the working of an enraf level gauge.

0 Answers  

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Which Signal hart communicator work? If there any signal change when hart connect while transmitter in line ?

0 Answers   KOC,

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