Emerson AMS Trex User Manual page 80

Field Communicator application
Figure 3-21:
Connect the lead set to the yellow and white/black wires.
A.
Device connection wizard prompts
Do you intend to provide power from the Trex unit?
Leads are attached to:
Change Polling Option?
Figure 3-22:
Connect the lead set to the yellow and white/black wires. The 250 Ohm resistor is not required, but it may
be used to verify current.
A.
72
Communicate with the THUM adapter powered by a voltage source
Voltage source.
Communicate with the THUM adapter powered by a current source
Current source.
Answer
No
Transmitter
Tap Yes and select 63.
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