Device connection wizard prompts Answer
Leads are attached to:
Transmitter
Change Polling Option? Tap Yes if the device is not at address zero.
Figure 3-14: Connect to an externally-powered 2-wire HART transmitter and use the
Trex internal resistor
Note
The Trex unit must be connected in series with the transmitter to use the internal resistor.
Do not put more than 25V DC on the circuit.
A — Voltage source
Device connection wizard prompts Answer
Do you intend to provide power from the
Trex unit?
No
Leads are attached to:
Transmitter
Change Polling Option? Tap Yes if the device is not at address zero.
Increase loop resistance? Tap Yes to enable the internal resistor.
User Guide Field Communicator application
September 2021
User Guide 73
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