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WHAT REASEAN USE TRANSMETER TWO WIRE & FOUR WIRE
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Answer Posted / 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
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