LG PDRYCB320 is a dry contact interface that controls indoor unit operation with 3rd party thermostat or controller as well as offering heat pump control. Inputs for control of Unit On/Off, Thermo On/Off, Mode (Cool/Heat/Fan) and Fan Speed (Low, Med, High).
Works with LVN180HV4, LVN181HV4, LVN240HV4, LVN241HV4, LVN360HV4, LVN361HV4.