why use 4-20mA in the field of instrumentation?

Answer Posted / anand

also the signal is linear in 4-20mA range which is not below
4mA or above 20mA.

Is This Answer Correct ?    7 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is eddy current? Describe the operating principle of proximity probe.

1740


how to calculate range of level transmitter?

1752


how to work static pressure sensore how to work dpt

1385


For what reason would you possibly be compelled to make use of a Smith Predictor. Explain the idea behind the operation of this device.

1483


Why are the uses 24vdc in industries

475






What is the diffrence between ff tx and non ff tx

2407


What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?

1515


Define cryogenic?

687


key phaser where is use and work

1438


Actual using of tube bender to bend 2 opposite 90 deg at correct measurement center to center of tubing.

1477


What is first echo & echo window in radar type level transmitter?

1256


Decibel.

2056


what is metal of piston ring

1479


Draw a simple circuit for a well head control panel used to protect the well against fire, leak, blockage, ESD, & controls the operation of one downhole & one surface safety valve. Explain the operation and controls

1141


What is defferent betwen ESP &PCP PUMP .HOW IT IS WORK?

1999