Nibe RMU 40 Manuel Installateur page 16

GB
Several RMU 40/SMS 40
If an additional RMU 40 or a SMS 40 is to be connected
to the heat pump/indoor module this should be connec-
ted from the terminal block in the first unit. No more
than two units can be connected.
A
B
GND
+12V
A
B
GND
+12V
16
13
12
11
10
9
8
7
RMU 40
4
5
6
7