Answer / ramki

760mmhg at see level

Answer / abinecious

-1kg/cm2

Answer / satishkumar

-760mmhg or -1 kg/cm2

Answer / faiyaz ahmad

14.7 pounds per square inch

List three types Level Gauges with their working principles

0 Answers   ABB,

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The document / drawing that is primarily used in depicting the “Bill of Materials (BOM)” of piping system is the

2 Answers  

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what is the relation between flow and pressure.for example relationship between level and pressure is p = phg like that i want ans for this question.and also how to calculate orifice sizing and flow transmitter. pls some one ans for this questions.

3 Answers   Orchid, SRF,

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What is difference between reset and initialization in industrial automation?

1 Answers   Marafiq,

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if in a level tx height is given, how u calculate the ranges of the tx?

2 Answers   Bombay Rayon Fashions, Invensys,

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Why is a dead weight tester so called by that name?

1 Answers   SGS,

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1.what is the effect of vapour presuure in orifice plate flow measurement 2.which is more effective 2 pressure sensors or one single differential pressure sensor in orifice plate measurement 3.how to design a v/i converter and i/v converter 4.how many type of thermocouple are there 5.how many leads are there in thermocouple measurement 6.how pressure sensors are connected in level measurement in differential pressure method 7.what is the output of capacitive pressure sensor (ac or dc),how its o/p is signal charactarized 8.what is the physical meaning of discharge coeeficient,why it is calculated,orifice plate what is its value,why it is less than 1,Q at upstream is equal to or not equal to Q at downstream of orifice plate why?what is vena contracta in orifice plate 9.why rotameter is called variable area flowmeter,it can measure flow even if area is not varying,why it is made tapered 10.design a 10 bit counter ,which counter you will prefer 11.how to remove self heating error in RTD 12.which is more sensitive pt100 or pt50 13.why thermocouple are connected in parallel 14.what is lead contact error in RTD,how to avoid 15.what is P,PI,PID,PD controller,why there is no ID controller 16.what is override,split range,sequential,ratio,feedforward,cascade controller 17.why we moved from SR to JK and then JK to master slave JK flipflop,give correct reason 18.how to measure level of a closed container which contains vapour and liquid,remember no vapour gas should be leaked,so ultrasonic and capacitive is not an option,design another method 19.how to design horse race counter including sensors and signal conditioning element 20.what is bevelling

0 Answers   BARC,

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Is it possible to convert 4 wire transmitter to convert to 2 wire with additional relay.Please send detial with drawing,i will appreciate.

2 Answers  

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a flow transmitter [range-0-400mbar] connected in process line. please explain me how to calibrate the flow transmitter , & how to do static error

0 Answers   L&T,

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Why do we floating DC in DC system.

0 Answers  

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What is trim material . Why it is known as trim.

1 Answers   L&T, LNG,

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explain level transmitter working

1 Answers  

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