Interested to Buy Any Domain ? << Click Here >> for more details...
why using 4-20ma not using 0-20or why not using 1-
20ma???????
- 7 Answers
- 8719 Views
- I also Faced
- E-Mail Answers
Answer Posted / seshu
when we are using 0 to20ma if any case cable is damage it
carry o ma signal continues so we are using 4 to20 ma
| Is This Answer Correct ? | 5 Yes | 1 No |
Post New Answer View All Answers
what is zero and span ?
what is a half wave, full wave, and bridge rectifer.
what is a good line as ic engineer as maintenance ,oc, project, calibration ,validation engineer?
why fuse block is not used for AI signal?
Explain the working of an electronic level troll.
What is the basic difference between Modbus and CAN Open Protocols
Coal mill Instruments Equipments for cement plant And process diagram ?
How do bending tubing provide better measurement than using tubing fittings such as elbows?
what is the calibration procedure for magnetic flow meter @ onsite
Which topics are covered in Process Control?
How to Calibrate Temperature Switch in field
Why plc require in analog input 4-20amp & 0-10 volt?
How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.
What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?
i need some objective type questions in instrumentation
