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9
60 50 40 30 20 10 0 10 Computer 4-Port Hub PoE Clock PDA or Tablet VoIP Phone Wireless Access Point IP Security Camera Laptop Watts Power Consumption (W atts) Range of Operation
11
Switching HUB Data PSE Terminal Data PD Switching HUB Data Mid Span Device PSE Terminal Data PD 12
13
14
Ω 15
16
Data Pair 1 2 Tx 1 2 Data Pair 4 4 PSE 5 7 Positive(+) 5 7 PD Data Pair 8 3 6 Negative(-) Rx 8 3 6 Data Pair Alternative B (End Span) Data Pair 1 2 Tx 1 2 1 2 1 2 Data Pair 4 4 4 4 5 7 5 7 PSE 5 7 Positive(+) 5 7 PD Data Pair 8 3 6 Rx 8 3 6 8 3 6 Negative(-) 8 3 6 Data Pair Alternative B (Mid Span) 17
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Panel Discovery Panel Information Display 24
Network System Daisy Chain 25
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