Cisco IE 3000 Hardware Installation Manual page 129

Appendix B Installation In a Hazardous Environment
Verifying Switch Operation
Figure B-15 Torquing the Power and Relay Connector Captive Screws
1
1
Power and relay connector captive screws
Connect the other end of the positive wire (the one connected to V) to the positive terminal on the DC
Step 7
power source, and connect the other end of the return wire (the one connected to RT) to the return
terminal on the DC power source.
When you are testing the switch, one power connection is sufficient. If you are installing the switch and
are using a second power source, repeat Step 4 through Step 7 using a second power and relay connector.
Cisco IE 3000 Switch Hardware Installation Guide
B-23