LG PQCPA11A0E Owner's Manual - Page 26

Setting the PI485 and Connecting the cable

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2. Installing ACP Setting the PI485 and Connecting the cable After setting the address of the indoor unit, install the PI485 and set the DIP switch. And then, connect the RS485 cable for communicating with the ACP. Note: Installing the PI485 Installing the PI485 deponds on the outdoor unit. So, install the PI485 by referring to the PI485 manual or the installation technique information. Setting the PI485 DIP switch After installing the PI485 suitable to the product, the DIP switch should be set. The DIP switch of the PI485 can be checked at the following place. ON KS D O4H ON KSDO4H L1 2 3 4 Dip switch ON KS D O4H ON KS D O4H ON KS D O4H ON KS D O4H Setting 1, 4 ON 2, 3 OFF 2, 4 ON 1, 3 OFF Product type - Multi V product(CRUN, LRA product excluded) - MPS product with the common PCB applied - MPS inverter product - MPS product with the common PCB not applied 1, 2, 3, 4 ON - Multi V CRUN, LRA product 3, 4 ON - Single indoor unit (connected to the PI485 for the indoor unit) - Ventilator (connected to the PI485 for ventilating) 2-12 ACP

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ACP
2-12
2. Installing ACP
Setting the PI485 and Connecting the cable
After setting the address of the indoor unit, install the PI485 and set the DIP switch. And then, connect
the RS485 cable for communicating with the ACP.
After installing the PI485 suitable to the product, the DIP switch should be set. The DIP switch of the
PI485 can be checked at the following place.
Setting the PI485 DIP switch
ON
L1
2
3
4
KSDO4H
O N
K S
D
O 4 H
Dip switch
Setting
Product type
1, 4 ON
- Multi V product(CRUN, LRA product excluded)
2, 3 OFF
- MPS product with the common PCB applied
- MPS inverter product
2, 4 ON
- MPS product with the common PCB not applied
1, 3 OFF
1, 2, 3, 4 ON
- Multi V CRUN, LRA product
3, 4 ON
- Single indoor unit (connected to the PI485 for the
indoor unit)
- Ventilator (connected to the PI485 for ventilating)
O N
K S
D
O 4 H
O N
K S
D
O 4 H
O N
K S
D
O 4 H
O N
K S
D
O 4 H
Note: Installing the PI485
Installing the PI485 deponds on the outdoor unit. So, install the PI485 by referring to the PI485
manual or the installation technique information.