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15
(B) Denition and description of SW03
SW03_1-8 is used to set indoor unit address on system. Set address only if using central controller YCZ-A004. Leave
default if no central controller is used.
Note:
• Set the address by code when connecting the centralized controller, gateway or control system.
• Address of centralized controller = communication address + 0 or +64.
SW03_ 2=OFF, address of centralized controller = communication address + 0 = communication address
SW03_ 2=ON, address of centralized controller = communication address + 64 (applies when centralized controller is
used and there are more than 64 indoor units)
SW03_1
Address setting
mode
0 Automatic address setting or wired controller address setting (default)
1 Code-set address
SW03_2
~
SW03_8
Code-set indoor
unit address
and centralized
controller address
2 3 4 5 6 7 8 Address of indoor unit
Address of centralized
controller
0 0 0 0 0 0 0 0# (Default) 0# (Default)
0 0 0 0 0 0 1 1# 1#
0 0 0 0 0 1 0 2# 2#
… … … … … … … … …
0 1 1 1 1 1 1 63# 63#
1 0 0 0 0 0 0 0# 64#
1 0 0 0 0 0 1 1# 65#
1 0 0 0 0 1 0 2# 66#
… … … … … … … … …
1 1 1 1 1 1 1 63# 127#
Electrical Wiring
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