Answer / sarvar

Yes there are many, Once I had seen is from STAHL Germeny.

Answer / pradeep

Yes. You will have to mention the type of Zone, where you
are going to use it. Lot of manufacturers are there.But,
normally the HMIs will be kept in a safe area.

Answer / bm

I have not come acros flame proof HMI's but I believe that
the flameproof condition can be achieved if we install the
normal HMI indside a flame proof enclosure/box which(i.e
the enclosure/box) will satisfy the Eexd certification.

Yokogawa dcs nodes advantages?

0 Answers   Petrochemicals,

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what is bevel? why bevel required in orifice plate?

2 Answers  

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List three types Level Gauges with their working principles

0 Answers   ABB,

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How to do manual mapping in radar type level transmitter?

2 Answers  

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radial & axial vibration sensor output voltage is ac or dc volt?

8 Answers   Vedanta, Voltech,

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what is diff b/w neutron and ground?

3 Answers  

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Where do we consider the pressure in mbar & where do we consider the pressure in bar & why is it so ?

2 Answers   BOC, Jindal Steel and Power,

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detail of mass flow meter pricipal

0 Answers  

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I have got a call of IOCL interview for projects having 2yrs experience. What sort of questions should I expect in the interview?

0 Answers   IOCL,

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How can we calibrate the level interface for Fisher® FIELDVUE® DLC3000?if use water to calibrate and our liquid SG are 0.75 and 1 ,Displacer height=14" and How much should be set SG in trasmitter during calibrate,for URV and LRV how shold be set

1 Answers  

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Basics Instrumentation Question

1 Answers   Advantek Fuel Systems,

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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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