can i use 1 sq mm insted of 1.5 sqmm cable cable length 600 mts under ground laying Cable carrying 24 vdc 4-20ma current

2 Answers  

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what is the usage of QDV & VOLUME BOOSTER

0 Answers   ADMA OPCO,

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why cant we use mV instead of mA?

12 Answers   ABB, Power Grid, Qatar Gas, USW, Visa Steel,

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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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What is fault tolerent system

2 Answers   GNFC,

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What is Cu-100 and Cu-1000 ? and tell me its application ?

2 Answers  

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Explain ratio control system.

1 Answers  

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what is LAS in foundation fieldbus protocol?

1 Answers  

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what is the function of 3 way manifold valve in a closed loop system?

1 Answers   Emerson,

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What properties or parameters to be taken into consideration for protection while selection of Dcs controller.

1 Answers   JPL,

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what does the ratio 800-400-300-200/1-1-1-1-1 in the specification of current transformer indicates?

0 Answers  

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give me all the details about the interview and which type of question being asked

0 Answers   Jindal,

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