5.8.5 Ethernet Port ETH
The panel socket RJ45 is used for this interface. The isolation barrier of the Ethernet signal
ports against the ground is 1500 V.
Pin
Signal mark
1
TXD+
2
TXD-
3
RXD+
4
—
5
—
6
RXD-
7
—
8
—
The Ethernet cable plugs into the RJ45 connector labeled as ETH (see the figure below).
Description
Transmit Data – positive pole
Transmit Data – negative pole
Receive Data – positive pole
—
—
Receive Data – negative pole
—
—
Table 8: Connection of Ethernet connector
Figure 21: Ethernet connector
Figure 22: Connection of Ethernet cable
22
SmartStart SL306
Data flow direction
Input/Output
Input/Output
Input/Output
Input/Output