SMA 485PB-NR - Handbuch (Seite 21)

SMA Technologie AG Retrofitting the Communication Interfaces
Short Description PB-NR-IXX073014 Page 21
Shorten the provided silicone tube to the required length (from the PG screw connec-
tion to the screw terminal of the Piggy-Back).
Lead the wires of the communication line through the silicone tube!
Caution: In order to avoid personal danger in case of a fault within
the inverter definitely, use the provided silicone tube when instal-
ling a RS232 or RS485 Piggy-Back.
+
+ + +
+ + -
- - -
- -
ENS1 ENS2 S15 S13 S11 S9 S7 S5 200V 150V
A
B
C
The provided silicone tube has to
enclose the data line inside the
enclosure completely.