Nibe ERS S40-350, Installer Manual

Page: 17 / 32

If more accessories are to be connected, or are already
installed, the boards are connected in series.
Multiple ERS S40
B A G
N
D
+1
2
V
AA2-X30
1 2 3 4
AA33-X24
AA33-X24
1
2
3
4
5
6
7
8
ISO_12v
A
B
B
ISO_GND
ISO_GND
ISO_12V
A
ISO_12v
A
B
B
ISO_GND
ISO_GND
ISO_12V
A
1
2
3
4
5
6
7
8
ERS S40 1
Main product
ERS S40 2
ERS S40 and another accessory from NIBE
B A G
N
D
+1
2
V
AA2-X30
1 2 3 4
AA33-X24
AA5-X24
1
2
3
4
5
6
7
8
ISO_12v
A
B
B
ISO_GND
ISO_GND
ISO_12V
A
A
B
GND
A
B
GND
1
2
3
4
5
6
7
8
ERS S40
Main product
Other accessory from NIBE
Dip switch
The DIP switch (AA33-S3) has to be set as follows. You
can have up to 4 ERS S40 in the same installation, with
each ERS S40 having a unique setting.
N
O
1
2
3
4
ERS S40 no. 2
N
O
1
2
3
4
ERS S40 no. 1
N
O
1
2
3
4
ERS S40 no. 4
N
O
1
2
3
4
ERS S40 no. 3
17 Chapter 5 | Electrical connection NIBE ERS S40-350