why we use 4-20 mA to do calibration of the instruments.why
we cant use 0-20 mA?
- 8 Answers
- 21501 Views
- Emerson, IEM, I also Faced
- E-Mail Answers
Answer Posted / kenechi
Yes
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
can u briefly explain aboutan aryton shunt multirange DC ammeter?
What is the advantage of using locally fabricated hook ups over Pre fabricated hook ups in process instrumentation?
Why even multiple power supplu r used in instrumentation system?
why fuse block is not used for AI signal?
What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.
What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?
what is compensation? temprature & pressure
what is the working principal of pribe
why using negative supply for bentley nevada vibration system ?
What are the type of bonnets in the control valves?
please tell me what is a light up procedure of Cfbc boiler and what it's axuillaries of cfbc boiler?
where proximity sensor installed on tank in loading arm application
who's take first position in process in the timing of new installation flow transmitter and control vavle. give the answer with logical trick.
To become an Instrument DESIGN engineer, is there any softwares or training to become Instrument Design engineer, plz suggest me, Iam very much interested in designing.
I installed the smartplant instrument v8, but can not be opened, that always said: "INTools 2007 hardlock no found". So Could you help me how to do for that?
