Rockwell Automation Publication 1769-UM021G-EN-P - October 2015 191
Use I/O Modules with CompactLogix 5370 L2 Controllers Chapter 8
Figure 32 shows an example of 2-wire, 3-wire, and 4-wire RTD/Resistance wiring
diagrams on a 1769-L27ERM-QBFC1B controller.
Figure 32 - 1769-L27ERM-QBFC1B RTD/Resistance Wiring Diagrams
Earth
Earth
3-wire Device
Wiring Diagram
4-wire Device
Wiring Diagram
IMPORTANT: For all
wiring diagrams, we
recommend that you
use Belden #83503 or
9533 cable.
2-wire Device
Wiring Diagram
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