DRY, COOL, FAN)
-- -- -- -- -- 0 0 0
Indoor communication address 1
-- -- -- -- -- 0 0 1
Indoor communication address 2
-- -- -- -- -- 0 1 0
Indoor communication address 3
-- -- -- -- -- 0 1 1
Indoor communication address 4
-- -- -- -- -- 1 0 0
Indoor communication address 5
-- -- -- -- -- 1 0 1
Indoor communication address 6
-- -- -- -- -- 1 1 0
Indoor communication address 7
-- -- -- -- -- 1 1 1
Indoor communication address 8
Note: “1” :dip switch at ON, “0”: dip switch at OFF.
2. Sign definition:
Indoor
outdoor
Tai Tc1 Tc2 Tm Tao Toci Tc Te
Ts
Td
Ambient
temp.
Outlet
pipe
temp.
Inlet
pipe
temp.
mid
coil
temp.
Ambient
temp.
Thick pipe
of heat
exchanger
mid
condenser
temp.
Defrost
temp.
Compressor
suction
temp.
Compressor
discharging
temp.
Tcomp1,2 Tset
Temp. compensation
Set
temp.
3. Dry operation
Tai
<
16
℃
, indoor unit stops running and sends stop-unit signal to outdoor.
Tai
≤
Tset, indoor motor runs at low speed and sends stop-unit signal to outdoor.
4. Fan operation
Indoor fan motor will run as the fan speed set on the remote controller or the wired controller and indoor
unit will send the stop-unit signal to outdoor.
5. Auto operation
5.1 If the unit enters Auto mode for the first time, the system will adjust the operation mode according to
the room temp. and the set temp.
When Tai
≥
Tset, entering auto cooling mode;
When Tai
<
Tset, entering auto heating mode.
5.2 Auto cooling mode is as the same as the cooling mode. After the thermostat is OFF for 15 minutes, if
Tai+ 1+Tcomp2
<
Tset, the unit will enter auto heating mode, or the unit will still stay at auto cooling mode
and stop when it reaches the set temperature; while the indoor motor will be at low speed.
5.3 Auto heating mode is as the same as the heating mode. After the thermostat is OFF for 15 minutes, if
Tai
≥
Tset+1 +Tcomp1, the unit will enter auto cooling mode, or the unit will still stay at auto heating mode;
5.4 In this mode, the Sleep function is available, run as cooling sleep in cooling mode and as heating
sleep in heating mode. Once sleep mode is set, the mode will not change after the unit stops for 15
minutes when it arrives Tset.
5.5 Mode conversion will be confirmed after compressor has stopped for 10 minutes.
6. Abnormal operation
6.1 When outdoor modes from the request of indoor unit conflict, the one entering firstly will take priority.
ERA
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Summary of Contents for AB092XCERA
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