Assignment of the ETHERNET Ports¶
The terminal unit for the communication interface module provides two ETHERNET interfaces with the following pin assignment:
| Interface | Pin | Signal | Description |
|---|---|---|---|
| 1 | TxD+ | Transmit data + | |
| 2 | TxD- | Transmit data - | |
| 3 | RxD+ | Receive data + | |
| 4 | NC | not used | |
| 5 | NC | not used | |
| 6 | RxD- | Receive data - | |
| 7 | NC | not used | |
| 8 | NC | not used | |
| Shield | Cable shield | Functional earth |
Note
For further information regarding wiring and cable types see chapter ETHERNET ETHERNET Connection Details.