Interested to Buy Any Domain ? << Click Here >> for more details...
what is the difference between two wire transmitter and 4-
wire transmitter
- 3 Answers
- 20429 Views
- I also Faced
- E-Mail Answers
Answer Posted / pralay kumar jana
In two transmitter, power-supply is provided through two
wires and signal also returns through the same wire.
But in case of four wire transmitter, power-supply is
provided through two wires, while signal returns through two
other wires.
| Is This Answer Correct ? | 44 Yes | 1 No |
Post New Answer View All Answers
this site is owned by an nonsense
what is the procedure to callibrate temp controller ,pressure controller,etc. suppose a temp controller showing error 1.5 degree centigrate how can i minimize it.
hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com
why direct mounted pressure transmitters is always installed with DBB ( double bleed block) valve in process line or top of the tanks ?
key exchanges in wpa,wpa2,tls
How the sizing of the analog signal cable is calculate?
Explain working principle of lvdt?
what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ??
PT RTD Range: -200 to 500 degree celsius If I configured in DCS Lower range and Upper range . In face plate it shows red colour due to overa range how was the characteristics look If the temperature is more than operating range. how was the characteristics look . whether its in Resistance vs Temperature curve is Linear or Non linear
what is the calibration procedure for magnetic flow meter @ onsite
what is stroke check for field instument transmetter's & AOV's
what is output of FOUNDATION FIELD BUS transmitter
Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?
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
What is the purpose of bypass valve across AS valve.
