Mitsubishi Electronics TC-24A installation manual Touch panel / Buttons

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Touch panel / Buttons

①Display/Touch panel

TC-24A features a 5"-wide color LCD touch panel. Touch panel displays the operation status of the units. Function settings such as week schedule settings are accessed through the touch panel. The backlight lights up when the panel is touched, and lights off after certain period of time. The backlight will remain lit as long as an error exists.

②Collective ON/OFF Button *1

The Collective ON/OFF button enables the collective ON/OFF function that allows the user to turn on/off the air conditioning units, LOSSNAY, and DIDO controllers in all groups collectively. The LED corresponds to the operation status of controlled units.

Unlit : Indicates that all units are stopped.

Lit : Indicates that one or more units are in operation.

Blink : Indicates that an error is occurring.

③HOLD Button 1, 2, *3

The Hold button enables the hold function that allows the user to retain the current operation status for all selected groups collectively.

While the hold function is enabled, the scheduled operation is suspended, and the local remote controller operation is also prohibited.

Unlit : Normal operation

Lit : HOLD-on

④SET BACK

Button 1, 2, *3

The Setback button enables the setback mode for all selected groups collectively. The setback function automatically switches the system between cooling and heating to maintain the room temperature within the set temperature range. The wider the set temperature range, the greater the energy saving.

To keep the setback mode, enable the hold function. Unlit : Normal operation mode

Lit : Setback mode

⑤Power indicator

The power indicator lights up when the power to TC-24A is turned on.

Unlit : Power OFF

Lit : Power ON

*1 When the button is pressed while the operation is prohibited, the LED will blink twice. *2 The hold and setback functions can be enabled only through the HOME screen.

*3 The LED lights on and off only when the button ③ / ④ is pressed.

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Contents TC-24A General precautions Safety PrecautionsPrecautions for moving or repairing the controller Function Description Function ListScreen Function List contd Screen Names and Functions of Controller Components Touch panel / Buttons How to move to the Main Menu screen How to switch the Home screenHow to move to the Maintenance screen Zoom-out screen To the Grid Zoom-in screenTo the Group To the LISTscreen screen List screenButtons Home screen Operation mode⑰Set temperature button Setback mode ⑬Set temperature button①GRID screen button ⑪Group buttonIcon Displays Home screen General equipment icon Interlocked ventilation LossnaySet temperature Group No Mode ErrorError Filter sign Fan speed LouverGeneral equipment icon Fan speed displayLossnay group General equipment groupBasic Operations Screen selectionGrid zoom-out screen Grid zoom-in screen List screen Group selection During receiving the external input signalON/OFF operation Basic Operations contdOperating the Air conditioning unit group Basic operations Group screenTouch Setback modeWhile the setback operation is performed Fan speed useable only while the unit is in operation After setting a through D , touch the OK buttonAir direction useable only while the unit is in operation Louver useable only while the unit is in operationFan speed setting Hold Function SettingMode Operating the General equipment groupLock Buttons Multiple group selection screen① Home button Menu Screen Button SettingsTime and Schedule Setting the date, time, and display format Usage Main Menu SettingsTime and Schedule screen Main Menu Time and ScheduleSetting the operation schedule Schedule setting flowchartSet Schedule screens Time and Schedule screen contd Schedule Setting ProceduresButton to access the Edit Pattern screen Copying, pasting, deleting, and inserting settings Deleting selected settings Copying and pasting the existing settingsIcon Definitions Inserting an eventMain Menu Time and Schedule Check Current Settings Checking the Weekly/One Day Schedule SettingsRestrictions Settings ① Enable/Disable Lock buttonSave To lock or unlock buttons To logTo temporarily unlock all items Lockable functions and the corresponding buttonsRestrictions Settings contd EditGroup Page ① Show Group Name List button Select All buttonLocked → Unlocked To select the temperature unit Control PanelTo select the display language To set the backlight timeout time To show or hide the room temperatureTo change the group name Control Panel contdTo enter a character string Character input screenTo select the groups on which to execute SET Back function Controller button settingsOperation mode 2 default To select the groups on which to execute the Hold functionShow Group Name List button Adjusting the volume and brightness To adjust the volumeTo adjust the brightness Main Menu Control Panel Touch Panel Calibration Calibrating the touch panelTo check the error Checking or resetting the Error or Filter SignTo reset the error System ManagementTo reset the Filter Sign after cleaning the filter System Management contd Using the System-Changeover functionOperation mode Maintenance Touch Panel Cleaning screenTo clean the touch panel Solution TroubleshootingWT05827X01