SMA Solar Technology AG Multicluster Operation
Technical Description SI5048-TEN093630 127
Proceed as follows when connecting the communication cable:
Proceed as follows to implement the connection:
1. Remove the left of the two plugs in the rubber terminal area.
2. Feed the RJ45 cable from the outside through the plugs inside the Sunny Island master.
3. Plug the RJ45 plug in the lower socket. The termination resistor remains plugged in the upper
one.
4. Lead the RJ45 cable into the next Sunny Island and connect it to the upper socket there.
5. Insert the termination resistor into the lower socket if no other Sunny Island will be connected.
6. Wrap the rubber plug (depending on the number of cables with one or two feed-throughs)
around the RJ45 cable.
7. Reinsert the plugs in the opening provided in the rubber terminal area.
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