Parity: None
CONNECTION
External accessories e.g. Modbus, SMS
On the NIBE product, the communication cable must be
connected according to the diagram for each product, and
on terminal block AA23:1-4 on the EME 20 board.
Terminal block AA23:9-10 on the EME 20 board is connected
to terminal block B och A on the inverter.
External accessories must be connected according to the
diagram, and on terminal block 5-8 on the EME 20 board.
A
B
1
2
3
4
5
6
7
8
9
10 11
G
N
D
B
A
1
2
V
GND
B
A
12V
GND
Inverter
NIBE EME 20
NIBE heat pump/indoor module/control module
Accessories
AA23
SMO 20
On SMO 20, the cable with pre-installed connectors (part
no. 718,576, length 3 m) must be connected to socket X8 on
the display unit and to the terminal block AA23:1-4 on EME
20.
Terminal block AA23:9-10 on the EME 20 board is connected
to terminal block 1-2 on the inverter.
LEK
L
N
1
1
0
2
3
4
PE
21
20
19
18
17
16
15
14
13
12
1
1
10
9
8
7
6
5
4
3
2
1
X8
NIBE EME 20 F-series | GB
32
F