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SISTP10xx-141-LR(T) Industrial PoE Switch Transition Networks
24-Hour Technical Support: 1-800-260-1312 International: 00-1-952-941-7600
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Copper (RJ-45) cable specifications
Copper cabling
Shielded twisted-pair (STP) or unshielded twisted-pair (UTP) cabling may be used and can be
configured as either Straight-through or crossover – see figure 19.
Figure 19: Straight-Through and Crossover Cables
Note: The AutoCross
TM
feature determines the characteristics of the cable connection and
automatically configures the unit to link up, regardless of the cable configuration,
allowing either straight-through (MDI) or crossover (MDI-X) cables to be used.
(Requires no operator intervention.). See Advanced Features section for more
information.
Copper cable
specifications
Wire category: Category 5 (minimum)
Attenuation: 22.0 dB /100m @ 100 MHz
Gauge: 24 to 22 AWG
Maximum cable distance: 100 meters (328 ft)
RJ-45 pinouts
Figure 20 shows the RJ-45 connector pin assignment chart for 10Base-T or 100Base-TX.
No MDI Signal Name MDI-X Signal Name
1 Receive Data + (RD+) Transmit Data + (TD+)
2 Receive Data - (RD-) Transmit Data - (TD-)
3 Transmit Data + (TD+) Receive Data + (RD+)
6 Transmit Data - (TD-) Receive Data - (RD-)
Figure 20: RJ-45 Connector Pin Assignment Chart
Note: The Industrial PoE Switch is configured as a MDI-X device.