| Profibus transceiver, 1 electrical and 1 optical port |
| Profibus transceiver, 1 electrical and 1 optical port |
| Profibus transceiver, 1 electrical and 1 optical port |
| Profibus transceiver, 1 electrical and 1 optical port |
| Profibus transceiver, 1 electrical and 1 optical port |