IDEC WB2F User Manual page 27

1. Overview Installation & wiring
z Wiring for Ethernet Communication
If connecting the WB2F to a host device such as programmable display or a computer using an ethernet connection, do
so according to the following wire instructions:
Ethernet/RS-232/RS-422 cannot use more than two types of communication at once.
z
Connect the PoE to the Communication Unit's Ethernet Port. Even if using PoE, ground the FE terminal of
z
the external power supply's port connector.
Use a cable rated over category 5.
z
Do not use a cable that is longer than 100m.
z
If using a cable that is longer than 30m use a shielded cable.
z
3. Operational Check
Ethernet Port
Ethernet
4. Function
Host device
Ethernet Hub
2-10
5. Appendix
Wiring