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Function List
The table below summarizes the functions that are available on the TC-24A.
Refer to the pages listed for details.
Function Description
Page
Screen
Home
Main
Menu
Screen/Button name
Switches the ON/OFF operation of the units such as air
conditioning units. The LED on the Collective ON/OFF button
will light up when one or more units are in operation and off
when all units are stopped.
Switches the mode "Cooling/Dry/Fan/Auto/Setback/Heating" for
each group or all groups. (Switches the mode "Bypass/Heat
recovery/Auto" for LOSSNAY groups.)
Automatically switches the operation mode between cooling and
heating to maintain the room temperature within the set
temperature range. The maximum/minimum limit temperature
can be overridden.
Sets the set temperature for each group or all groups.
Adjusts the fan speed for each group or all groups.
Adjusts the air direction for each group or all groups.
Enables/disables the louver for each group or all groups.
The ON/OFF operation of the interlocked ventilation unit is
interlocked with the ON/OFF operation of the air conditioning
unit. The interlocked ventilation units can be independently
operated for ON (High/Low)/OFF for each group or all groups.
(When the ventilation unit is interlocked with the air conditioning
unit, the ventilation mode cannot be used.)
Sets the date, time, and display formats. The current time will
appear at the top right corner of the HOME screen.
• Allows the user to set the Weekly schedule for each group.
• Maximum of 16 events can be scheduled for each day.
• The types of actions that can be scheduled are as follows:
ON/OFF, Mode, Set Temperature, Fan Speed,
Air Direction, and Remote Controller Operation Prohibition.
• Maximum of 12 patterns can be configured for the Weekly
schedule, and 5 for 1-day schedule.
• 1-day schedule overrides the Weekly schedule.
Enables/disables the hold function for each group or all groups.
* When the hold function is enabled, the current operation
status is retained until the hold function is disabled.
Automatically switches the entire system (all indoor units that
are connected to the same outdoor units) to Cooling or Heating
by periodically monitoring the room temperature and the preset
temperature of each group and determining the best operation
mode.
· The system changeover function is not available for the
following types of products:Simultaneous Cooling/Heating
units (with automatic mode change function), Mr. SLIM,
LOSSNAY, and DIDO controller.
ON/OFF Operation
Mode *1
Setback Mode
*1
Set Temperature *1
Fan Speed *1
Air Direction *1
Louver *1
ON/OFF Operation for
Interlocked
Ventilation *1
Date and Time
Weekly/1-day schedule
HOLD
System Cangeover
Unit Operation
Time and Schedule
System Management
HOME screen (GRID screen, LIST screen, GROUP screen,
Multiple group selection screen), Set Schedule screen, Collective ON/OFF button
GROUP screen, Multiple group selection screen, Set Schedule screen
SETBACK button (only when enabling/disabling the SETBACK mode)
GROUP screen,
Multiple group selection screen
, Set Schedule screen
,
SETBACK button
GROUP screen, Multiple group selection screen, Set Schedule screen
GROUP screen, Multiple group selection screen, Set Schedule screen
GROUP screen, Multiple group selection screen, Set Schedule screen
GROUP screen, Multiple group selection screen
GROUP screen, Multiple group selection screen
Date and Time screen
Set Schedule screen, Check Current Settings screen
GROUP screen, Multiple group selection screen, HOLD button
System Changeover screen
9
20
9
20
9
21
21
23
23
23
23
28
29
9
24
52
*1: Available functions vary depending on the unit type. Only the functions that are supported by the connected units
can be controlled from the TC-24A.