SMA 485PB-NR - Handbuch (Seite 22)

SMA Technologie AG Retrofitting the Communication Interfaces
Short Description PB-NR-IXX073014 Page 22
Retrofitting RS485
RS485 for a Sunny Boy type "SB", Sunny Mini Central an Windy
Boy
PE L N
A S2 A B B S1
E-Total 124.4kWh h-Total 512h
A S2 A B B S1 C B A
A S2 A B B S1 A S2 A B B S1
C B A
A S2 A B B S1 A S2 A B B S1
L N PE
A S2 A B B S1 A S2 A B B S1
RS485
Piggy-Back
Terminal block for
connection of the
RS485 cable
Function of the jumpers
are described in the
table on page 24