2.4.2 ExtIO Terminal Connectors for the Ethernet Cabling
Use Ethernet installation cable for
connecting the cable to the Ethernet
terminal connector. Make sure that
you adhere to the allowed wire di-
mensions and to the applied Ether-
net connection standard (usually EIA/
TIA-568B).
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Ethernet connection
standard
EIA/TIA-568B
(AT&T 258A)
AWG: American Wire
Gauge (for measuring
cable diameters)
EIA: Electronic Indu-
stries Alliance
TIA: Telecommunications
Industry Association
Cable color
Ethernet pair number
Orange
White / orange Line
2
- Eth #2 (Tx-)
2
- Eth #1 (Tx+)
White / green Line
Green
White / brown Line
Brown
3
- Eth #3 (Rx+)
3
- Eth #6 (Rx-)
4 - Eth #7
4 - Eth #8
White / blue Line
Blue
1 - Eth #5
1 - Eth #4
Allowed Wire Dimensions
Solid
AWG
Ethernet terminal (cutting clamps)
Cable diameters should be tailored to the electrical load and must follow the applicable regulations.
0.13 – 0.31 mm
2
26 to 22
Caution
The Ethernet cabling usually follows the EIA/TIA-568B (AT&T 258A)
standard. If the Ethernet cabling follows the EIA/TIA-568A standard,
you need to swap the orange and green cables of the Ethernet ca-
ble!
