Advertisement
Electrical Wiring
Dip Switch Setting
• The dip switch is set to the "On" position if "1" is indicated in the table. The dip switch is set to the "Off" position if "0" is
indicated in the table.
• Dip switches set in the factory to on are marked with red.
Definition principles of code switches:
(A) Definition of SW01:
SW01_1-4 is used to set indoor address when grouping multiple indoor units connected to single wired controller YR-
E16B or YR-E17.
SW01_5-8 set capacity of the indoor unit (factory set). Must only set when replacing board.
[1]
Address
0
of wire
SW01_1
0
controlled
SW01_2
indoor
0
SW01_3
unit
0
SW01_4
(group
...
address)
1
[5]
0
0
SW01_5
0
Capability
SW01_6
of indoor
0
SW01_7
unit
1
SW01_8
1
1
1
(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.
Address setting
SW03_1
mode
Code-set indoor
SW03_2
unit address
~
and centralized
SW03_8
controller address
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)
[2]
[3]
[4]
0
0
0
0
0
1
0
1
1
0
1
1
...
...
...
1
1
1
[6]
[7]
[8]
0
1
0
0
1
1
1
1
0
1
1
1
0
0
1
0
1
0
0
1
1
1
0
0
[1]
0
1
[2]
[3]
[4]
0
0
0
0
0
0
0
0
0
...
...
...
0
1
1
1
0
0
1
0
0
1
0
0
...
...
...
1
1
1
Address of wire controlled indoor unit (group address)
0# (wire controlled master unit) (default)
1# (wire controlled slave unit)
2# (wire controlled slave unit)
3# (wire controlled slave unit)
15# (wire controlled slave unit)
Capability of indoor unit
9000BTU
12000BTU
18000BTU
24000BTU
30000BTU
36000BTU
42000BTU
48000BTU
Address setting mode
Automatic setting (default)
Code-set address
[5]
[6]
[7]
[8]
0
0
0
0
0
0
0
1
0
0
1
0
...
...
...
...
1
1
1
1
0
0
0
0
0
0
0
1
0
0
1
0
...
...
...
...
1
1
1
1
15
......
Address of centralized
Address of indoor unit
0# (Default)
1#
2#
...
63#
0#
1#
2#
...
63#
controller
0# (Default)
1#
2#
...
63#
64#
65#
66#
...
127#
Advertisement
