3.4 Connecting external sensors
If there is a possibility of electrical transients on the signal
cables we would recommend that an overvoltage protection
unit is used.
Terminals that are not required are not shown in the connection
diagrams.
3.4.1 Loop powered 2 wire transmitter using the internally
available loop power supply
3.4.2 Loop powered 2 wire transmitter using an
external power supply
2-wire current connection
(loop powered)
2-wire current connection
(external powered)
2-wire current connection
(loop powered)
Process display
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