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FE-100TX, FE-100FX, AND FE-100F3
The 2E43-51 supports three Fast Ethernet Interface Modules:
•
FE-100TX
•
FE-100FX
•
FE-100F3
(Section
This appendix provides the specifications for these modules.
B.1
FE-100TX
The FE-100TX uses an RJ45 connector supporting Category 5
Unshielded Twisted Pair (UTP), which has an impedance of 85 to
111 ohms, and Shielded Twisted Pair (STP) cabling.
The slide switch on the FE-100TX determines the crossover status of the
cable pairs. If the switch is on the
over. If the switch is on the
over.
Figure B-1
Position X
(crossed over)
1. RX+
2. RX-
3. TX+
4. NC
2E43-51/2E43-51R User's Guide
APPENDIX B
SPECIFICATIONS
(Section
B.1)
(Section
B.2)
B.3)
side, the pairs are not internally crossed
=
shows the pinouts for the FE-100TX in both positions.
5. NC
6. TX-
7. NC
8. NC
Figure B-1 FE-100TX RJ45 Pinouts
side, the pairs are internally crossed
X
x
=
10
100
FE-100TX
Position =
(not crossed over)
5. NC
1. TX+
6. RX-
2. TX-
7. NC
3. RX+
8. NC
4. NC
16651_05
B-1
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