Chapter 3 Installation
Verifying Switch Operation
Figure 3-9 Completed DC Power Connections on the Power and Relay
Connector |
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1 |
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2 |
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| 3 |
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| 4 |
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| 5 |
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| 6 |
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| 7 |
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| 8 |
VA |
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RT |
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| A1 | A2 | A2 | A1 | RT |
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| VB |
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| 104921 |
1 | Power supply A positive | 5 | External device 2, relay wire B |
| connection |
| connection |
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2 | Power supply A return | 6 | External device 1, relay wire B |
| connection |
| connection |
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3 | External device 1, relay wire A | 7 | Power supply B return |
| connection |
| connection |
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4 | External device 2, relay wire A | 8 | Power supply B positive |
| connection |
| connection |
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| Catalyst 2955 Hardware Installation Guide |
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