7. Use central controller + weekly timer to realize the group control function + weekly timing function,
this type is applicable for the unitary free indoor units except for cabinet type.
OFF OFF OFF OFF OFF OFF OFF
MON TUE WED THU FRI SAT SUN
ON ON ON ON ON ON ON
MON TUE WED THU FRI SAT SUN
Program
Holiday
Number
Hour
Cancel
Min.
Confirm
Time
Week
Haier
R
CN2 CN2
CN2 CN2
RS-485 bus Upper A Lower B
Rear view of the
central controller
View of the detector
Power cord
Power on/off
Indoor unit
Outdoor unit
CN2
CN2
CN2 CN2
CN2 CN2 CN2 CN2
9.Realizing double unit switch-over group control function with the centralcontroller, for the unit which
needs the detector, such as cosole unit, cabinet units.
8. Realizing group control function with the central controller, for the unit which needs the detector, such
as cosole unit, cabinet units.
Central Controller
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