5
【
Communication connector
】
IT-SDS-3016-T-16D series support 1 port 10/100M Ethernet and 16 ports RS232 or RS485/422.
10/100BaseT(X) Ethernet port
The pinout of RJ45 port display as below, connect by UTP or STP. The connect distance is no more than 100m. 100Mbps is used 1 00Ωof UTP 5 ,
10Mbps is used 100Ωof UTP 3,4,5.
RJ 45 port support automatic MDI/MDI-X operation. Can connect the PC, Server, Converter and HUB .Pin 1,2,3,6 Corresponding connection in
MDI. 1→3,2→6,3→1,6→2 are used as cross wiring in the MDI-X port of Converter and HUB. 10Base-T/100Base-TX are used in MDI/MDI-X,
the define of Pin in the table as below.
NO.
MDI signal
MDI-X signal
1
TX+
RX+
2
TX-
RX-
3
RX+
TX+
6
RX-
TX-
4
、
5
、
7
、
8
—
—
Note
：
“TX±”Transmit Data±
，
“RX±”Receive Data±
，
“—” Not use.
MDI
(straight-through cable)
MDI-X
(Cross over cable)
MDI/MDI-X Self-adapt function can let user d id not th in k about the th e type of network cab le, can connect the device th rough
MDI o r MDI-X d irectly.
1
8
1
8
RJ45
TX+
TX-
TX-
RX+
RX+
RX-
RX-
TX+
2
3
6
1
2
3
6
1
1
8
RJ45
TX+
TX-
TX-
RX+
RX+
RX-
RX-
TX+
2
3
6
1
6
1
2
3
(TX-)
(RX+)
(RX-)
(TX+)
(TX+)
(TX-)
(RX+)
(RX-)
