Connection for providing power and simulating a transmitterFigure 4-20:
A. Analog input.
2. On the Loop Diagnostics screen, tap Trex Unit Power.
3. Tap Simulate Transmitter with 4 mA.
4. Change the current value by pressing the quick buttons or the up and down arrow
keys.
5. Verify the digital control system is reading the same current value.
Loop Diagnostics application
148 User Guide
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