Emerson AMS Trex User Manual page 74

Field Communicator application
Device connection wizard prompts
Do you intend to provide power from the Trex
unit?
Leads are attached to:
Change Polling Option?
Figure 3-14:
Note
The Trex unit must be connected in series with the transmitter to use the internal resistor.
A.
Device connection wizard prompts
Do you intend to provide power from the
Trex unit?
Leads are attached to:
Change Polling Option?
Increase loop resistance?
66
Connect to an externally-powered 2-wire HART transmitter and use the
Trex internal resistor
Voltage source
Answer
No
Transmitter
Tap Yes if the device is not at address zero.
Answer
No
Transmitter
Tap Yes if the device is not at address zero.
Tap Yes to enable the internal resistor.
User Guide