Answer / sanal sasidharan

3 psi & 4mA is termed as live zero Because they will indicate 0 .

Answer / routramakrushna

ANSWER SHOULD BE IN 5 LINES

difference between DCS @ SCADA system? and how can use in field

5 Answers   Marafiq,

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In the field and in the control room different power supplies if used How to handle the ground

1 Answers   ITC Infotech,

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if we open the inlet of an air regulator ,how it will affect the out put of regulator? (out put of regulator is using to operate an on-off valve.it is an air to open valve,and valve is in open position.my doubt is air regulator will hold the valve in open or not,if there is no consumption or leak in regulator out put side ,we only loose the input pressure.)

4 Answers   Asian Paints,

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what is the different between deflection type measurement and null type measurement in RTD?

0 Answers   SHR Solutions,

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Before erect the instrument what should you do?

3 Answers   L&T,

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what is difference between DO and DI

6 Answers  

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Explain " FAIL SAFE " feature in temp. measurement.

1 Answers   Bapco Bahrain Petroleum Company,

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If a transmitter is installed 10 m below its tapping point how much pressure exerted if fluid is water?

10 Answers   QAFCO,

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how to test rotor &stator earth fault in turbine

1 Answers   Bhel,

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difference between vaccum and draft

0 Answers  

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what is dedband in instrumentation ?

3 Answers  

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If a warning lamp will operate with the ground circuit is bypassed with a jumper wire to ground, what should you check?

0 Answers  

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