Wiring Works - Samsung MCU Series Installation Manual

Wiring works

Setting MCU address and port
Process
1. MCU address Set MCU address by rotary switch.
setting
Example> If you want to set MCU address to 21, set upside rotary switch to 2 and set bottom
MCU Address
2. DIP switch Set using each port (connected to indoor unit) by DIP switch
setting for using
Example> If you want to connect indoor units at A,B,C,F port, set DIP switch 1,2,3,2 to 'ON'
each port
3. DIP switch In case of using Y-connector to connect 2 port , Set DIP Switch S/W option
setting for using
Example> If you want to connect A port and B port with Y-connector , set DIP switch 1 to 'ON'
Y-connetor
S/W Option
ON
1
18
rotary switch to 1
MCU Address
Default Setting MCU
adress to 21
DIP S/W
ON ON
1 2 3 4 1 2
Default
ON ON
1 2 3 4 1 2
Using A, B, C, F port
ON
2 3 4 1 2 3 4
Default
Combination
of A+B port
Rotary switch for MCU ADDRESS
DIP switch for indoor unit setting
(ON: Use, OFF: Not use)
DIP switch setting for using Y-connector