The communication module (Quick Module) SMA Solar Technology AG
22 SB20_25_30HF-IEN102911 Installation Guide
5 The communication module (Quick Module)
The inverter is fitted with a communication module (Quick Module) as standard. In the Quick Module
there is a slot for an SD card and 3 rotary switches with the following functions:
• Rotary switches A and B are for setting the country of installation and the display language (see
section 5.3”Configuration of the inverter via the Quick Module” (page23)).
• Rotary switch C is for the allocation of the NetID for communication via Bluetooth
(see section 5.3.5”Communication via Bluetooth” (page30)).
5.1 Safety
Quick Module with RS485 interface and multi-function relay
(RS485
-
Quick Module)
You can purchase a Quick Module with an RS485 interface and a multi-function relay
(RS485-Quick Module) from SMA Solar Technology AG or your dealer
(see section14”Accessories” (page92)). You will find detailed descriptions of the
functions in the respective manual.
Configuration of the Quick Module
You can configure the Quick Module before you connect it to the inverter.
DANGER!
Risk of lethal electric shock.
If you have already connected the Quick Module to the inverter, then you have to
disconnect the inverter on the AC and DC sides before you accept the settings on the
QuickModule.
• Disconnect the inverter as described in section 8”Disconnect the Inverter from
Voltage Sources” (page60).