Dip Switch - Nibe EME 20 Installateurhandbuch

PVI 30
Connection Function
1 RS485 + (B)
2 RS485 + (B)
3 RS485 - (A)
4 RS485 - (A)
5 Not used
6 Not used
Modbus RTU
Settings for other inverters supporting SunSpec with
Modbus RTU.
Baudrate: 9,600
S
Data bits: 8
Stop bits: 1
Parity: None
CONNECTION
S1155/S1255
This accessory contains a communication board (AA23)
that must be connected directly to the compatible main
product on the PCB (terminal block AA2-X30)).
The terminal block (AA23-X1:9-10) on the communication
board must be connected to the inverter.
If several accessories are to be connected, or are already
connected, the following cards must be connected in
series with the previous card.
AA2-X30
1 2 3 4
Compatible main product
EME 20
1 2
Accessories 2
AA5-X4
SMO S40
This accessory contains a communication board (AA23)
that must be connected directly to the compatible con-
trol module on the joint board (terminal block AA100-
X9)).
The terminal block (AA23-X1:9-10) on the communication
board must be connected to the inverter.
12
AA23-X1
3 4 5 6 7 8 9 10 11
Inverter
1 2 3
If several accessories are to be connected, or are already
connected, the following cards must be connected in
series with the previous card.
AA100-X9
7 8 9 10
Compatible control module
EME 20
1 2 3
Accessories 2
1
2
3
4
AA5-X4
Connecting multiple inverters to one EME 20
Twelve inverters of the same make can be connected
in parallel to one EME 20.
EME 20
8 9 10 11
1 2 1 2
Inverter 1 Inverter 2
Connecting the energy meter
To connect the energy meter (optional), see the Installer
Manual for the main product.

DIP SWITCH

The DIP switch (S2) on the communication board (AA23).
Default OFF.
ON
1 2 3 4 6
5
4 5 6 7 8 9 10 11 AA23-X1
Inverter
1 2
1 2
Inverter 3
7 8
EME 20 S-series | GB