Setting And Using Method; Power Supply And Indoor Unit Connection; Setting Of Contact Signal Input - LG Contact sec pour thermostat PDRYCB320 Manuel D'installation

Setting and using method

Setting and using method
After change any Dry contact setting, then you must press RESET switch to reflect the setting.

Power supply and indoor unit connection

n When using the Dry contact for communication independently
CN_INDOOR CN_INDOOR CN_INDOOR
Indoor unit
PCB
CN_CC
8 Dry contact for thermostat

Setting of Contact Signal Input

n For input contact closure only(No power input)
Notes
Do not input the voltage signal in
"NON VOLT" setting mode otherwise
it will cause serious damage
n For input contact voltage : DC 12 V, AC 24 V
Connect separate
External voltage of
DC 12 V, AC 24 V
Setting and using method
Thermostat
LG does not
supply this section
(Field supply)
Thermostat
LG does not
supply this section
(Field supply)
Installation manual 9