Gree NRQD16G/A-S - Setting of Communication Address; Connection of Communication Cables

GMV5 Home DC Inverter Multi VRF Units
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12.1.4 Connection of communication cables
(1) Communication lead wire of indoor and outdoor units must be connected in series
instead of in star mode. The terminal unit of communication lead wire of indoor and
outdoor units must be connected with communication matched resistance (Single unit
system is provided as the assembly of outdoor unit).
(2) Connection of communication terminal: All connection wires must be secured with
screws.
(3) If a communication wire is not long enough and needs to be connected with another wire
by peeling away its outer layer, crimp connection or soldering connection must be
adopted.
12.2 Setting of Communication Address
Auto addressing technology is adopts. Manual setting of address is not needed.