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31-5000474 Rev. 1 21
ENGLISH
Dip Switch Setting (cont.)
(B) Definition 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 or gateway or charge 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)
ELECTRICAL WIRING
SW03_1 Address of setting
mode [1] 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)
00000011# 1#
00000102# 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#
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