String PV Grid-tied Inverter PSiO-W3#1100VPVK Series
(100000-125000)
User Manual
2 Overview
15
Figure2-14
PLC communication connection
The setting of PLC communication address is the same as that of RS485, details please see 3.6.8
COM. Communication Connection.
If PLC communication is configured, the AC cables can only be multi-core cable, single-core cable
cannot be used.
Sub-array controller
Smart sub-array controller is designed base on an outdoor cabinet. Data collector, RS485 signal SPD,
PID module and inductor, optical cable terminal box, PLC module, SPD, etc. can be installed in the
cabinet to realize the communication and control for sub-array of PV power station.