NOTE:
You must bend the cable lug that attaches to the DC power source cable at a 90°
angle in order to properly install the clear plastic shield covering.
5. Insert the DC power and ground cable lugs into the appropriate terminals. Using a number 1 Phillips
screwdriver, turn the screw on each terminal clockwise to secure the cable.
•
Insert the positive (+) source cable into the return terminal, which is labeled RTN.
•
Insert the negative (–) source cable into the input terminal, which is labeled –48V.
•
Align the ground cable with the ground terminal.
CAUTION:
Ensure that each cable lug seats flush against the surface of the terminal
block as you tighten the screws.
Figure 25: Connecting DC Power to an External Routing Engine
g005116
6. Verify that the DC source power and grounding cables are correct, that they are not touching or blocking
access to controller components, and that they do not drape where people could trip on them.
7. Replace the clear plastic shield over the field-wiring terminals.
8. If you are installing a second power supply, repeat Steps 2–7 for that power supply.
9. Switch on the DC power source circuit breaker. Follow your site's procedures for safety and ESD.
10. Verify that the Power LED on each power supply is lit and is on steadily.
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