Communicate with the THUM adapter powered by a voltage sourceFigure 3-21:
Connect the lead set to the yellow and white/black wires.
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 and select 63.
Communicate with the THUM adapter powered by a current sourceFigure 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. Current source.
Field Communicator application
72 User Guide
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