Installation BAT
Release
05
03/2013
47
The patch cables for operating the device are shown in table 7.
Patch cables Wire pairs
M12 4-pin on M12 4-pin, crossed
(MDI to MDI)
1 (TX+) – 2 (RX+)
2 (RX+) – 1 (TX+)
3 (TX−) – 4 (RX−)
4 (RX−) – 3 (TX−)
M12 4-pin on M12 4-pin, 1:1
(MDI to MDI-X via auto-crossing port)
1 (TX+) – 1 (RX+)
2 (RX+) – 2 (TX+)
3 (TX−) – 3 (RX−)
4 (RX−) – 4 (TX−)
M12 4-pin on RJ45, crossed
(MDI to MDI (terminal device))
1 (TX+) – 3 (RX+)
2 (RX+) – 1 (TX+)
3 (TX−) – 6 (RX−)
4 (RX−) – 2 (TX−)
M12 4-pin on RJ45, 1:1
(MDI to MDI-X (Switch))
1 (TX+) – 1 (RX+)
2 (RX+) – 3 (TX+)
3 (TX−) – 2 (RX−)
4 (RX−) – 6 (TX−)
Table 7: Patch cables for operating the device
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