If no 24V is supplied,, the AC/DC Adaptor delivers the 24 V.
Illustration shows the AC/DC Adaptor for the IBH Link S7 and IBH Link S7 Crossover.
For direct connetcion of the IBH Link S7 to the networccard of the PC. For connetcion of the IBH Link S7 Crossover to a switch or hub.
For extending the RJ45 line of the IBH Link S5, the IBH Link S7, the IBH Link S7 Crossover or the IBH Link S7 Plus