GREE U-Match 6 SERIES UNIT SERVICE MANUAL
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(2) Function instructions:
When the centralized controller is connected, centralized controller of the unit can be realized to
control unit ON/OFF, operation mode, set fan speed/temperature and weekly timer.
(3) Setting method of centralized controller for up to 36 indoor units:
When the address is set, the wired controller can be removed and connect the centralized controller
to the indoor mainboard. Then connect the required units to realize centralized control of these units.
Note:
①
The unit addresses in the same network must be different, otherwise, communication malfunction
will occur and the unit can not work normally.
②
When centralized controller is to be connected, the unit address range is 1-36. Only 36 sets of unit
in maximum can be connected.
③
The code and model of centralized controller is as below:
Name Product code Remark
Centralized controller
CE52-24/F(C)
MC207052
Only 36 sets of unit in maximum can
be connected to this controller
2.3.15 Connect to Interface of the MODBUS
The indoor unit of this series has MODBUS interface. If the user needs to connect the unit to the
management system of the building, please enquire Gree for the MODBUS protocol.
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