Connections To Ethernet; Ethernet Connection – Examples - Siemens SIPROTEC 7SJ81 Manual

Connections to Ethernet

Two different connection modes per IEEE 802.3 are available:
100Base-T (10/100 TX)
Electrical: RJ45 socket connector
100Base-FL
Optical: Duplex-LC with optical connectors
Select only one of these facilities, you cannot use both at the same time.
The Ethernet interface on port A is only available in the version RJ45.
Figure 11 Ethernet connection – examples
For 100Base-T
Connector Type:
Cables:
For 100Base-FL
Fiber-optic plug type:
Applicable fiber-type:
Wave length:
Permissible bending radius: for indoor cables
SIPROTEC 7SJ81/7SK81 V4.70, Product Information
E50417-K1150-C462-A2, Edition 02.2012
RJ45 plug connector as per IEEE 802.3
CAT 5 (shielded twisted-pair)
Duplex-LC
multimode
G50 µm/125 µm
G62.5 µm/125 µm
λ = approx. 1300 nm
r
min
for outdoor cables r
min
= 5 cm (2.0 in)
= 20 cm (8.0 in)
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