43
Operation
(Reference)
System Settings
Menu Item
Description
Temperature
Limit
e
: Control Implementation Conditions
The relationship between room temperature, upper / lower limit, and operation
mode is shown below.
The controls are implemented when the control conditions are satisfied, every 5
minutes from the time the power is turned on.
This function performs stop control for cooling / heating operation and other
operation controls to prevent excessive increase or decrease of the room
temperature. The set values of room temperature upper / lower limit control group
are used for the upper / lower limit values and other factors of this control.
This control is not performed for the group of air conditioners to which this control
is set invalid. The set temperatures of the air conditioners are not changed by
this control.
q
Start condition of cooling operation :
Cooling operation is controlled when the room temperature is higher than the
upper limit of room temperature and the unit is stopped.
w
Start condition of heating operation :
Heating operation is controlled when the room temperature is lower than the
lower limit of room temperature and the unit is stopped.
e
Stop condition :
The air conditioners under cooling / heating control by this function stop when
any of the following conditions are met.
¡
During cooling operation
“Room temperature is lower than the upper limit of room temperature – 4
°
C”
or “Room temperature is lower than the cooling set temperature”
¡
During heating operation
“Room temperature is higher than the lower limit of room tempe 4
°
C”
or “Room temperature is higher than the heating set temperature”
Room temperature
Time
Lower limit
Upper limit
Lower limit + 4
°
C
Upper limit – 4
°
C
Heating operation control
Room temperature
is controlled into
this range.
Cooling operation control
Heating operation
Air conditioner stop
Cooling operation
Air conditioner stop
82
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