Water-cooled Heat Recovery DC Inverter VRF
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4.7 Connection Method and Steps for System Communication
4.7.1 Communication connection between IDU and ODU
Install the centralized controller only when it is necessary.
Connect IDU and ODU by terminal D1/D2 of wiring board XT2. Connection graphs of single unit
are shown as follow:
Fig.4.7.1 Connection of communication for single-module system and single-module mode exchanger
system.
Summary of Contents for GMV-WQ120WM/A-F
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