4-20 mA Transmitter Wiring Types : 2-Wire, 3-Wire, 4-Wire
Transmitters are available with a wide variety of signal outputs. The 4-20mA analogue signal is by far the most commonly
advantages of 4 wire transmitter
Basics of Two, Three & Four Wire Transmitters
All devices in a 4-20 mA current loop need to be supplied power from somewhere in order to function. Two-wire
