Daikin One+ Reference Manual page 16

Wiring Diagrams (cont'd)
Communicating 2 Stage Heat Pump
Note: It is recommended to use a minimum of 18-Gauge wire.
Maximum operating length of wire is 125 ft.
Two accessories can be connected tp either pair (aux 1/1c or aux 2/2c) of terminals
To Line Voltage
The terminals are selected in the Daikin One+ installer wizard.
*
Note: It is recommended to use a minimum of 18-Gauge wire.
Maximum operating length of wire is 125 ft.
A 24V AC control signal must be routed through the aux contacts.
16
or A/C System
Accessory Hookup to
Daikin One+ Smart Thermostat
Daikin One+
Smart Thermostat
.
*
Daikin One+
Smart Thermostat