Nibe MODBUS 40 - Exhaust air heat pumps connection; Air;water heat pumps connection

Exhaust air heat pumps
Terminal block X1 on the Modbus- card (AA9) in
MODBUS 40 is connected to X4:9-12 on the input card
(AA3) in the heat pump/indoor module.
Use cable type LiYY, EKKX or similar.
F370 / F470
12V A B
GND
12
1110987
F370/F470
AA3-X4
AA9-X1
MODBUS 40
AA3-X4
F750
12V A B
GND
12
1110987
MODBUS 40
F750
AA3-X4
AA9-X1
LEK
AA3-X4
Air/water heat pumps
Indoor modules
Terminal block X1 on the Modbus- card (AA9) in
MODBUS 40 is connected to terminal block X4:9-12 on
the input card (AA3) in the heat pump/indoor module.
Use cable type LiYY, EKKX or similar.
VVM 310
12V A B
GND
12
1110987
VVM 310
AA3-X4
AA9-X1
MODBUS 40
Wilo
Wilo
VVM 310
AA3-X4
VVM 320
12V A B
GND
12
1110987
VVM 320
AA3-X4
AA9-X1
MODBUS 40
VVM320
AA3-X4
VVM 325
12V A B
GND
12
1110987
VVM 325
AA3-X4
AA9-X1
MODBUS 40
AA3-X4
VVM325 VVM325
14
GB