EDUS39-605 Control Devices
Controls 29
2.4.5 Wiring Instructions
Wiring instructions
For control wiring of DIII-NET, you can select from the following 3 types of wiring methods:
1. Series method:
Wiring is connected by a single line from the central controller.
2. Bus method:
Up to 16 branches are possible. Never diverge the sub-branches from the branch line.
3. Star method:
Up to 16 branches are possible. Never diverge the sub-branches from the branch line.
Specifications of transmission wiring:
Be sure to use 2-conductor, 18 AWG, stranded, non-shielded, copper cable / PVC or vinyl jacket.
Length of control wiring:
Between central remote controller and air-conditioner
Maximum extension : 3280 ft, Total length : 6560 ft
When you have branches, the total length is for all branches combined.
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