LG Dry Contact Module - 2 Contact Points 5V & 12V from Indoor PCB Installation - Manual (Page 6)

6 Dry Contact for setback
Part Description
NOT USB e
CN_OUT
CHANGE OVER_SW
VOLT NON
VOLT
T E M P S E T T I N G 1
2
5
8
9
7
3
6
11
10
4
Front Case Rear Case
Metal Case (Front) Metal Case (Rear)
Rubber PCBA
Side Isolation Sheet
Cable 1EA
(for connecting with indoor unit)
*Other : Screw (For installation, 4EA)
*Other : Clamp (For installation, 4EA)
User/Installation
Manual
Part Description
1. CN_INDOOR : Connect communication wire between indoor unit and Dry Contact For Setback and
supply power to Dry Contact For Setback
2. CN_PI485 : PI485 connector
3. CHANGE_OVER_SW : Switch to select voltage (5V-12V) of contact point
4. CN_CONTROL : Contact point signal input
5. CONTROL_MODE_SW : Switch to select the control mode
6. SETTING_SW : Switch to select whether to use set function of Dry contact for setback
7. TEMP_SETTING : Switch to set the desired temperature of the indoor unit
8. CN_OUT (O1, O2) : Connector to show whether the indoor unit is operating
9. CN_OUT (E3, E4) : Connector to show whether there is an error with the indoor unit
10. DISPLAY_LED : LED to display the status of the Dry Contact For Setback
11. RESET_SW : Reset switch
DRY CONTACT FOR SETBACK