Answer / pankaj

It is based upon the restriction of electrial energy to a level below that which can cause ignition by either sparking or heating effect.

Answer / anzal

IT IS DEFINED AS EQUIPMENT AND WIRING WHICH IS INCAPABLE OF RELEASING SUFFICIENT ELECTRICAL OR THERMAL ENERGY UNDER NORMAL OR ABNORMAL CONDITION.

Why do we use triad cable for RTD to Temp.transmitter connection? Why we don't use 3 core cable?

1 Answers   Process Control Technologies,

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Why we use 3-15 psi air for control valve input?

2 Answers  

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In bently nevada vibration monitoring system,what is the reason to maintain the Resistance of the probe + extension cable equal to 95 ohm? If possible explain the basic principle of measurement with detail electronic circuits.

0 Answers   Essar,

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why we are using (-24VDC) and where we r using plz tell me

7 Answers  

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for indiacation of turbine(china) bearing temperature what type of sensor will be used(i.e. rtd or thermocouple or themister ) ? why it is ? i need clear explanation ?

2 Answers  

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I have a problem with a valve (air to close). When it is fully closed and try to open 1% it doesn't responce till 3% open suddenly more than 3% then back to 3%. I tried to tune positioner then removed it, the problem still exist. Any idea

3 Answers  

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what are the use of belew gear in general ??

0 Answers  

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Explain the usage of the PLC system?

3 Answers  

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What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?

0 Answers   Process Control Technologies,

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GIVE THE TEMPERATURE RANGE OF PLATIUM RESISTANCE THERMOMETER.

7 Answers   DVC,

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Why all the drains(Gland sealing,ESV,Casing inlet etc) are directly connected to the flash tank instead of hotwell of the condensor in the power plant? My Email Id:naba02222@gmail.com

0 Answers   ABB, Jindal,

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Differentiate between PLC, SCADA and DCS systems

1 Answers   Mumias Sugar, SRF, Trimula Industries,

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