Sma 485PB-NR User Manual download pdf (Page 19)

SMA Technologie AG Retrofitting the Communication Interfaces

Short Description PB-NR-IXX073014 Page 19

Retrofitting RS232

RS232 for a Sunny Boy type "SB", Sunny Mini Central and Windy

Boy

PE

L

N

A

S2

AB B

S1

E-Total 124.4kWh

h-Total 512h

A

S2

AB B

S1

C

B

A

A

S2

AB B

S1

A

S2

AB B

S1

C

B

A

A

S2

AB B

S1

A

S2

AB B

S1

L

N

PE

A

S2

AB B

S1

A

S2

AB B

S1

RS232

Piggy-Back

Terminal block for

connection of the

RS232 cable

Jumper may not be

mounted for RS232

communication

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