why 4-20 mA signal is preferred over a 0-10V signal

Answer Posted / akg d gr8

Voltage drops due to Resistance and so we are using 4-20 mA

Is This Answer Correct ?    77 Yes 11 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to measure draft pressure in transmitter pl. give its single line digram

1516


Which tank weighing system is better to install (Accuracy point of view) 1) Tank weighing system with 3 load cell or 2) Tank weighing system with 4 Load cell

734


There are many type of control cable like pair,core,tried, What are defination each one

1727


How to calibrate Field bus transmitter? procedure ?

1820


Why 4-20 amps is being used in instruments? Why cant we use any other range instead of 4-20 amps? Why only 4 amps is taken as lower limit and why 20 amps is taken as the higher limit?

1045






What are the interlocks we have to check during the start up of LP/HP compressor?

1481


Working principle of magnetic flow meter ......and calibration procedure of e+h magnetic flowmeter...

1895


Hi i am aneesh, done btech in applied electronics & instrumentatiin. And then i took mba in finance & marketing.After that i got placement in finance co and worked there for 3.5 yrs.Now i wanted to come back to engineering job.But without engg experience, i may not able to find an opening.i have done a course related to flow meters and ite calibrations. Kindly suggest where should i try to get a job?

1528


what is your eligibility criteria for freashers?

1624


why we should maintain neutral earth voltage below 1V while calibration? why cant it be 1.2V or 2V

1990


POSSITIVE PULSE IS APPLIED TO AN INVERTER INPUT.THE TIME FROM THE LEADING EDGE OF THE INPUT TO THE LEADING EDGE OF THE OUTPUT IS 10 ns. THE TIME FROM THE TRAILING EDGE OF THE INPUT TO THE TRYLING EDGE OF THE OUTPUT IS 8 ns. WHAT ARE THE VALUES OF tPLH and tPHL?

1750


Explain the combusion chamber

1568


How can test or measure the probe and extension cable to identify if the problem at the probe or cable or at the driver it self? (pleast notify the measuring method)

2119


why we r opening HOT BYPASS valve during startup of a compressor?

1590


How we calculate orifice plat size???

1022