LG Dry Contact Module - 2 Contact Points 5V & 12V from Indoor PCB Installation - Manual (Page 12)

Setting and using method
12 Dry Contact for setback
4. Control mode setting
n
Use the CONTROL_MODE_SW to set the control mode you
want from 0~E.
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Description of each control mode
1) Cancel mode for use of Dry contact for setback
Ú
Set this when the Dry Contact For Setback is connected but not used.
Ú
Indoor control priority
Central control > Dry Contact For Setback > Wired/Wireless remote controller, indoor unit button
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Dry Contact For Setback controls the indoor unit according to the applicable mode when there is a
change in input of A and B.
CONTROL_MODE_SW
Input A Input B Operating mode
OFF OFF
ON OFF
OFF ON
ON ON
The indoor unit cannot be controlled through the
Dry contact for setback
No change in indoor unit condition
CONTROL_
MODE S/W
0