System Communication - Gree GMV-Y96WM/A-F(U) Owner's Manual

Photovoltaic Multi VRF

4.7 System Communication

4.7.1 Communication system include:
(1) Communication among outdoor basic modules.
(2) Communication between ODU and IDU.
(3) Communication among IDUs.
(4) Communication between IDU and wired controller.
(5) Connection between IDU and light board receiver.
(6) Communication between different refrigeration systems.
(7) Graphics of general communication connection.
Fig.4.7.1
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