SMA 485PB-NR - Manual (Page 10)

Electrical Connection SMA Solar Technology AG
10 485PB-SB-NR-IEN101311 Installation Guide
4.2 Installing the Communication Interface
In order to install the communication interface for the SB, WB and SWR inverters mentioned above
proceed as follows:
1. Open the inverter as described in the inverter documentation.
2. In inverters of the SWR type, resistors with a black
ring must be removed before installation. Carefully
cut off the resistors with a black ring using diagonal
cutting pliers.
3. Plug the communication interface (A) to the left of
the interface port. The 2 pins on the right of the short
pin row below stay free.
☑ The communication interface is installed.
A