Communication Ports
4
The RUGGEDCOM RS900G features eight standard 10/100Base-TX copper RJ45
Ethernet ports. It can also be equipped with two additional Gigabit Ethernet capable
ports, for which many fiber transceiver and copper options are available.
Each communication port type has a specific place in the RUGGEDCOM RS900G
chassis.
1
2
1
SFP or Fiber Optic Ethernet Ports (Ports 9 and 10)
2
Standard Copper Ethernet Ports (Ports 1 to 8)
Figure 4.1
Port Assignment
4.1
Copper Ethernet Ports
The RUGGEDCOM RS900G features eight 10/100Base-TX copper RJ45 Ethernet
ports that allow connection to standard Category 5 (CAT-5) unshielded twisted-
pair (UTP) cables with RJ45 male connectors. Each port is directly connected to the
chassis ground on the device and can accept CAT-5 Unshielded Twisted-Pair (UTP) or
Shielded Twisted-Pair (STP) cables.
WARNING
Electric shock hazard – risk of serious personal injury and/or equipment
interference
If shielded cables are used, make sure the shielded cables do not form a ground loop
via the shield wire and the RJ45 receptacles at either end. Ground loops can cause
RUGGEDCOM RS900G
Installation Manual, 01/2021, C79000-G8976-1025-08
19
