LG Therma V HM091MRS Installation Manual page 72

ACCESSORIES INSTALLATION
72
[Setting of Contact Signal Input]
• 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.
• For input contact voltage : DC 12 V, 24 V~
Connect
separate External
voltage of DC 12
V, 24 V~
Thermostat
LG does not
supply this section
(Field supply)
Thermostat
LG does not
supply this section
(Field supply)