User Manual

Chapter 2 Installation Guidelines 13
Cabling requirements for the Ethernet side
Use the RJ-45 connector to connect the Ethernet port of the ADAM-
4572 to the Hub. The cable for connection should be Category 3 (for
10Mbps data rate) or Category 5 (for 100 Mbps data rate) UTP/STP
cable, which is compliant with EIA/TIA 586 specifications. Maximum
length between the Hub and any ADAM-4572 is up to 100 meters (ca.
300 ft).
Figure 2-10: Connecting the Hub and ADAM-4572
Figure 2-11: RJ-45 Pin Assignment (Ethernet)
2.3 Power Supply
The ADAM-4572 is supplied with +10~+30 VDC power via twisted-pair
wire. Power consumption can also vary with connected transceivers,
phantom current, etc. Furthermore, a 34V surge protection is added to
the power end.
1 Tx +
2 Tx -
3
4
5 NC
6 Rx -
7 NC
8 NC
Rx +
NC
RJ-45
NC: No Connection