AirTechnic TCA2 Manuale d'uso - Pagina 3

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Fan only Operation

High"

TCA2, has 3 speeds fan control:

Note: Fan stops at Floor Heating Mode.

• Time Adjustment and Time‐On/Off Operation:

Time Adjustment: Continuously press" "button until "mm"in"hh:mm"blinks, then press" "or" "to adjust the minute. Press" "button again until"hh"in"hh:mm"

blinks, then press" "or" "to adjust the hour. Press" " button again and adjust the weekday by the same method.

Time‐On/Off Operation: Continuously press" "button until the"hh:mm" ， " ","ON"appear, and" " ， "ON"blink. Press either" "or" "key to adjust the Time‐On by

30 minutes. Press " " button again until" " ， "OFF"blink. Then adjust the Time‐Off by the same method. Time‐On/Off setting performs only once within one day.

Time‐On/Off Cancel: Cancel: Continuously press" "button until the"hh:mm"," ","ON"appear, and" " ， "ON"blink. Press either" "or" "key to adjust the Time‐On

"00:00". Press" "button again until" " ， "OFF"blink. Then adjust the Time‐Of"00:00"by the same method.

•

Lock function:

Lock function: If Lock function is enabled, the thermostat will be locked automatically after 30 seconds unused.

Unlock function: Hold down the fan key 3 seconds to unlock.

•

Timer Function:

On power on status, hold the" "button for 3 seconds to enter the Timer interface, where the thermostat's accumulated running time is showing.

On power off status, hold the" "button for 3 seconds to enter the Timer interface, accumulated running time can be cleared by pressing

On power Off status and when room temperature lower than 5℃, heat function will be automatically switched on,"

• Standby Function:

The thermostat will change to standby after 30 seconds no pressed, and backlight becomes slightly bright. Quit the standby interface by pressing any key and backlight becomes normal

again.

Parameter Setting:

"and " "keys for 3 seconds to enter parameter setting interface. Press"M"key to select the parameter, and then adjust it by" "or" "key.

On power off status, hold the "

Setting table is as following: (note to operate slowly, especially keep over 1 second interval between each"M"key pressing)

￭ Trouble shooting

•

Fault Alarm

When the sensor is in fault, thermostat will close the fan and valve, and display,"E1","E2"

E1: Sensor short cut alarm

E2: Sensor circuit breaker alarm

Display "HI",temperature＞55℃；display "LO",temperature＜0℃

IMPORTANT:

• Use this TCA2 Series Line Voltage Fan Coil Thermostat only as an operating control. Where failure of malfunction of the TCA2 Series Thermostat could lead to personal injury or property damage to the

controlled equipment or other property, additional precautions must be designed into the system. Incorporate and maintain other devices such as supervisory or alarm systems or safety or limit controls

intended to warn of, or protect against, failure or malfunction of the TCA2 Series Thermostat.

• Do not install this thermostat in condensing, wet , or damp environments.

Moisture may cause damage to the thermostat.

• Do not remove PCB form the enclosure cover. Removing the PCB from the enclosure cover voids the product warranty.

•Make all wiring connections in accordance with local, nation , and regional regulations, Do not exceed the TCA2 Series thermostat's electrical ratings.

WARNING:

•Disconnect power supply before making electrical connections. Contact with components carrying hazardous voltages can cause electrical shock and may result in severe personal injury or death.

• Risk of Electrical Shock

Ground the thermostat according to local, national, and regional regulations. Failure to ground the thermostat may result in electrical shock and severe personal injury and death.

• Risk of Electrical Shock and Property Damage

Insulate and secure each unused wire lead before applying power to the thermostat. Failure to insulate and secure each unused wire lead may result property damage, electrical shock, and severe

personal injury or death.

" 、Middle"

" 、Low"

"fan. Short press the"

"button switches through the sequence.

"appears, the electrically operated valves is opened on