What is the use of temperature compensation?

0 Answers  

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What is the working principle of Bentley Nevada 3300

1 Answers   SMIT,

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What is difference b/w absolute & gauge pressure? EXPLAIN

2 Answers   IFFCO,

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If we increase D what will be the controller action?

2 Answers  

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what are the pinciples & units of flow, level, temperature, pressure, quality.

1 Answers  

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for oil & gas industries which zone is normally preferred? why? give its example?

0 Answers  

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HELLO FRENDS ,, I M IN THE MIDST OF TROUBLE .. JUST LITTLE HELP ME... SUPPOSE ,, I HAVE A CLOSE VESSELE TANK ( HEXANE MEDIA ) ,, I M USING ROSEMOUNT 2051 DPT FOR LEVEL APPLICATION .. ITS CALIBRATE RANGE IS.. . 0 TO 950 MMH20 ..I DID CALIBRATED DPT WITHOUT REMOVING IMPULSE LINE OF HIGH AND LOW TAPPING.. & WITHOUT DISTURB 3 WAY MANIFOLD..!!! BUT ,,, DURING CALIBRATION I SELECT RANGE BY HART LRV IS 900 MMH20 & URV IS 1300 MMH20 ,, BUT ,TANK LEVEL SOMETIMES 100 % AT 1100 MMH20 , SOMETIMES 1300 MMH20 ..IN THIS CONDITION .. WHOLE LOOP FAILED ,, MAIN THING IS THAT ,, HOW TO CUSTOME RANGE SELECT ?? AND IF I USED RANGE OVER THE ORIGINAL CALIBRATE RANGE ,,,THEN WHAT ERROR WILL BE COME ??? HOW TO ZERO CALIBRATION OF DPT... HOW TO ZERO TRIM BY MANIFOLD ?? AND FOR TANK LEVEL PURPOSE ... WHICH UNIT I CAN USE ??? IS THERE ANY CALCULATION OR CALIBRATION .. IF YEH .. THEN PLZ JUST GIVE ME CALIBRATION STEPS FOR DPT.. THANKS YOURSSSSSSS

1 Answers   Torrent Pharma,

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Operational amplifiers

0 Answers   CCIE,

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What are the disadvantages of Human-Machine Interface (HMI)? atleast 3.

1 Answers  

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Which topics are covered in Process Control?

0 Answers   Honeywell, L&T,

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What happens if the Displacer has fallen or has a hole in it?

1 Answers   CCIE,

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hello this is dhinakar subramanian. how to piping and instrumenation drawings and also how to create the data sheets...

1 Answers  

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