Nibe HBS 05 Series - Connecting HBS 05 to SMO

Connection between HBS 05
and SMO
NOTE
The outdoor module’s (AMS 10) communica-
tion may not be connected here; only commu-
nication to Split Box HBS 05 may be connected
to terminal block AA23-X4.
NOTE
When installing AMS 10-6 / HBS 05-6, the NIBE
control module must have the correct software
version. Please ensure that the control module,
in this case, has at least software version v8320.
SMO 20
The cable between the units must be connected between
terminal block for communication (AA23-X4:1, 2, 3) in
HBS 05 and terminal block for communication (X2-19(A),
-20 (B), -21 (GND)) in SMO 20.
Stripped length of conductor is 6 mm.
LEK
L N 1 1 0 2 3 4PE
21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
X2
5
6
7
2
1
8
9
13
12
4
3
11
10
19
20
21
14
18
16
17
15
SMO 20 and HBS 05
HBS 05 can communicate with the control module
(SMO 20), by connecting to the terminal block in SMO 20,
X2-19(A), -20 (B), -21 (GND), according to the following
image:
A
B
GND
S
MO 20
19
20
21
18
6
5
4
3
2
1
A
B
GND
A
B
GND
F2040
HBS05
X2
AA23-X4
Control module
HBS 05Chapter 5 | Electrical connections26