Answer Posted / 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

Decibel.

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