Answer / mubashir hassan

dead band the part of the range thruogh wich an input
produce no out put changes is called dead band

Answer / satish patel, bilimora

dedband=difference between set & reset value

Answer / thiyaarajan

While meaasuring PV it if goes below or above set point
alarm will be generated. Then if PV reaches set point the
alarm will reset. but if the PV fluctuates then to avoid
frequent alarm we have to give some % for the alarm to
reset. That % is called as Deab band value.

WHICH IS BEST INSTRUMENTATION OR ELECTRICAL ENGG?

3 Answers   SAS,

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How INtools is useful for routine Instrument maintenance?

0 Answers  

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What is meant by GAP VOLTAGE, in vibration measurement. Normally how much GAP VOLTAGE is set and state the reason.

3 Answers   ADMA OPCO,

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䑰ҕ䔈ҕ䖠ҕ䘰ҕ䛀ҕ䝐ҕ䟐ҕ䢐ҕ䥐ҕŹ

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types of valves

3 Answers   Bindal Papers, Kuwait Oil Company,

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need to calculate flow rate with the help of dp range and orifice bore dia and size. range is 0 to 400 inwc and orifice size is 12 inch 150 # rf and bore dia is 7.180 inch. need to calculation for flow rate

0 Answers  

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Can anyone help me with the Question bank(objective type) for complete Instrumentation engineering,either a soft copy or a Hard copy(Book),or the name of the author ,or publisher.

1 Answers   Reliance,

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Which language of programing is popular? how can i learn it ?

0 Answers  

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If any control valve create hunting problem, what is the possible reason and solution?

6 Answers  

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What are the different modes of a contollogix family processor? How they work?

3 Answers   Honeywell, Siemens,

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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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What is derating factor in Motor?

1 Answers  

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