WHAT REASEAN USE TRANSMETER TWO WIRE & FOUR WIRE
Answers were Sorted based on User's Feedback
Answer / mail2noor.hyd
hi
transmitters 2wire, 3wire and 4 WIRE
in 2 wire transmitter POWER AND SIGNAL SAME CABLES i.e in 2
wires,
in 3 wire transmitter POWER AND SIGNAL WITH EARTHING
4 WIRE--------- 2 cables for POWER another 2 for SIGNAL
POWER (SOURCE): 24V DC
SIGNAL(O/P) : 4-20mA
Is This Answer Correct ? | 62 Yes | 5 No |
mostly in industry of petrochemical we will use only 2 wire
in which power and signal
actually signal will be 4-20 ma
power will be only 24 v so as it will send and same will
recieve it.
Is This Answer Correct ? | 9 Yes | 2 No |
Answer / siju n u
transmitters 2wire, 3wire and 4 WIRE
in 2 wire transmitter POWER AND SIGNAL SAME CABLES i.e in 2
wires,
in 3 wire transmitter -ve will be common for power and
signal .
4 WIRE--------- 2 cables for POWER another 2 for SIGNAL
POWER (SOURCE): 24V DC
SIGNAL(O/P) : 4-20mA
Is This Answer Correct ? | 5 Yes | 1 No |
Answer / vinesh prajapati
transmitters 2wire, 3wire and 4 WIRE
in 2 wire transmitter POWER AND SIGNAL SAME CABLES i.e in 2
wires,
in 3 wire transmitter POWER AND SIGNAL WITH EARTHING
4 WIRE--------- 2 cables for POWER another 2 for SIGNAL
POWER (SOURCE): 24V DC
SIGNAL(O/P) : 4-20mA
Is This Answer Correct ? | 2 Yes | 2 No |
Answer / gajanand solanki
The Reason of using two or Four wire transmitter is of
length of Wire means if the transmitter is mounted at a far
distance from the Controller we will use four wire if it is
near we will use two wire.
Means it is the matter of Accurately measuring the pressure.
Is This Answer Correct ? | 11 Yes | 30 No |
cascade controller is feed back or feed forward or both
How many ohms are required for proper earthing?
what is commissioning & pre commissioning , explain with difination
2 Answers Bapco Bahrain Petroleum Company, Shell,
what is the reason for flow fluctuations happen on differential flow transmitter during in service
Explain Three way boiler.
i want to control the temp of sand(welding flux) between the range of 150deg C to 170deg C. sugges me sum temp control method without PID controller.
give some question relative instrument fitter?
how to calibrate flow transmitter
, Instrument Index, P&ID review, I/O schedule, datasheet, DCS / Analyzers specifications, loop diagrams, hook-up drawings.
Definition of reverse and acting controllers:
What do you do as a Engineering person EPC for Sizing&Selecting Control Valve?
Why shield is not connected at both end.