LG PQNFB16A1 - Manual (Page 19)

Interfacing with simple central controller
Installation Manual 19
ENGLISH
Interfacing with simple central controller
How to interface with simple central
controller
• When interfacing with simple central controller, turn the DIP
S/W No. 2 of the simple central controller ON.
• Set the rotary S/W to the group address of the indoor unit you
would like to control.
How to set PI-485
How to set PI-485
• BNU-LW uses LGAP communication protocol.
You can set the DIP S/W No. 1 and No. 4 of PI-485 ON.