Instruction Manual for AJAX models including: ETHT82 White Touch Screen Thermostat, ETHT82, White Touch Screen Thermostat, Touch Screen Thermostat, Screen Thermostat, Thermostat

191127-V1.1-ETHT82 instruction

User Manual

Ajax White Touch Screen Thermostat | Underfloor Heating

AJAX108847 User Manual
V2.2
INSTALL

Thermostat Instruction
Easy touch Easy warm

APP for WiFi thermostat

Table of Contents

01 Thermostat descripon

01

02 Main funcons

01

03 Technical specificaon

01

04 Display symbols

02

05 WiFi connecon(Only for WiFi thermostat)

03

06 Funcon & User operaon

05

07 Troubleshoong

13

08 Dimension

13

09 Installaon and wiring instrucons 14

THERMOSTAT DESCRIPTION

The TOUCH WHITE series is a smart thermostat used to control your electric floor heang system or water heang system. It will keep your home at comfortable temperature whilst minimizing energy use. Install the app on your smart phone to control your electric heang system remotely with the WiFi thermostat.
MAIN FUNCTIONS

Auto mode

Floor temperature limit

Holda mode

Open window detecon funcon

Holiday mode

Key-lock

Sensor selecon

An-frozen funcon

Brightness

Adapve funcon

TECHNICAL SPECIFICATION
Supply voltage: 85-265Vac 50/60Hz Standby power:  2W IP rang: IP20 Max load: 16A(electric heang)/3A(water heang) Wire diameter: 2.5mm²


DISPLAY SYMBOLS
Time Hold Mode Detected Temp Menu

WiFi / Heat / Event / Floor Sensor Increase Decrease



8*'*$0//&$5*0/*0/

Step 3: Click `Add Device' or `+' on the top-right to add device.
Step 2: Register and log in with mobile number/email address in the APP. Aenon: Please read and agree `Privacy Policy and Service agreement' before registraon.
Step 1: Scan the QR code or download the Warmme from APP store/ Google browser.


Step 4: Click `WiFi thermostat'

Step 5: Operate thermostat. If the WIFI icon flash quickly, Click `Press to connect'.
Step 6: Enter Wifi password, and click `Confirm'.

Aenon: If failed, confirm the Wifi is 2.4G version and check the Wifi signals, then, use the `AP mode'
in the top right to connect again.

Step 7: If device added successfully, change the device name
and set region. Then, click `Done'.
Step 8: You can check the actual temperature and set temperature etc. at the control interface.


FUNCTION & USER OPERATION
On/Off
Press the buon ont the right side of the thermostat to turn on/off. Note: When an-frozen funcon is acve, the thermostat will maintain the an-frozen temperature when power off.
Temporarily override temperature
In the page of detected temperature, press or to change the current event temperature seng. The thermostat will revert to the parameters of schedule at the start-me of the next event in auto mode.
Mode selecon
In the page of detected temperature, press the key in the up le corner to select the mode. There are 3 modes:
Auto mode: It is the default mode. Thermostat runs according to event parameters set in Edit Seng to save energy.
Steps:


Press Auto Mode to confirm and back to the page of detected temperature.
Manual mode: Thermostat will run with the set temperature for ever. Steps:
Press Manual Mode to enter temperature seng. Press or to set the temperature. Press to confirm and enter the page of detected temperature. Holiday mode: Thermostat will run with the set temperature unl the holiday me ends. Steps: Press Holiday Mode to enter holiday seng. Press or to set the days of holiday. Press to confirm and enter holiday temperature seng. Press or to set the temperature. Press to confirm and enter the page of detected temperature.

Menu
In the page of detected temperature, press the key There are 5 parameter sengs.


to enter Menu.

1. Time Day and clock are set here. Steps:
Press Time to enter day seng. Press the day you want to enter hour seng. Press or to set hour. Press to confirm and enter minute seng. Press or to set minute. Press to confirm and back to Menu. Press to back to the page of detected temperature. * If the thermostat is WiFi version, it will update me automacally aer connecng to WiFi.
2. Key lock Lock all keys to prevent the sengs from being changed. Lock Steps:
Press Key Lock to enter key lock seng. Press or to select lock. Press to confirm and back to the page of detected temperature.


Unlock steps: In the page of detected temperature, press any key then will flash 3 mes. Press and hold for 3 seconds to unlock.

(in the down right corner)

3. Brightness
This opon allows you to change the brightness of the display. Steps:
Press Brightness to enter brightness seng. Press to move up/down or touch any part of the line to set the brightness. Press to confirm and back to Menu.

4.Edit seng Edit seng can set and change the parameters. If you don't choose Holiday Mode or Hold Mode. The thermostat runs according to the parameters of Edit. Steps:
Press Edit Seng to enter days selecon. Press the day you want to set. Press to enter event selecon.


Press the event you want to set and enter the start me hour seng. Press or to set start me hour. Press to confirm and enter the start me minute seng. Press or to set start me minute. Press to confirm and enter temperature seng. Press or to set temperature. Press to confirm and back to event selecon. Press some mes to back to the page of detected temperature.

Default parameters

Day Mon-Fri Sat/Sun

Wake 07:00 22.0°C 08:00 22.0°C

Leave 08:30 19.0°C 08:30 22.0°C

Back 17:00 22.0°C 17:00 22.0°C

Sleep 22:00 19.0°C 22:00 19.0°C

5. Advanced Seng The thermostat provides advanced sengs to suit various special situaons. These are normally set by technicians during inial installaon.



Steps: Press Advanced Seng to enter the page of warning. Press to enter the page of advanced seng. Press or to switch page. Press the item to set its parameters.

No.

Name

1 Room Temperature Calibraon

2 Floor Temperature Calibraon

3 An-frozen Switch

4 An-frozen Temperature

5 Floor Temperature Limit

6 Temperature Tolerance

7 Temperature Unit

8 Sensor Selecon

9 Schedule

10 Output Delay

Default 0°C 0°C ON 5°C 30°C 1°C °C Floor 5+1+1 0 Sec



Ranges -5°C -- 5°C -5°C -- 5°C ON/OFF 5°C -- 15°C 20°C -- 50°C 0.5°C/1°C/2°C/3°C
°C/°F Room/Floor/Both
5+1+1/7 0S/30S/60S/90S

PARAMETER

No.

Name

Default

Ranges

11 Adapve Funcon

OFF

ON/OFF

12 Open Window

OFF

ON/OFF

13 Power Set

0 W

0W -- 4500W

14 Energy Use

15 Sensor Type

0-3950

0-3950 1-3380 2-3700 3-3600 4-3740

16 Factory Reset

NO

NO/YES

1. Room Temperature calibraon: Calibrate the temperature detected by room sensor.

2. Floor Temperature calibraon: Calibrate the temperature detected by floor sensor.

3&4. An-frozen funcon: If the An-frozen funcon opened, it will keep the room

and floor at a lower temperature in order to protect the pets and plants in your house.

Also, it can protect your pipe against freezing when using the water heang system.

5. Floor temperature limit: When choose both sensors, you can set the maximum

floor temperature value, system will stop heang if the floor temperature exceed this

value.

PARAMETER 6. Temperature Tolerance: The value is 1°C. The thermostat start to work when 

the actual temp is 1°C lower than set temp and stop to work when the actual temp is 1°C higher than set temp. 7.Temp unit: °F and °C can be selected. 8:Sensor selecon
Room sensor: Run by room sensor. Floor sensor: Run by floor sensor. Both sensors: Run by room sensor with floor temp limit. 9. Schedule: Select a weekly schedule for the event. 7: each day from Mon to Sun can be set individually. 5+1+1: Mon to Fri have the same events, Sat and Sun can be set individually. 10. Output delay: This opon help you avoid inadvertent operaon on heang. 11. Adapve funcon: Aer several days of installaon and use, Adapve funcon ensures that the required temp has already been reached when the next event begins. 12. Open window: This funcon only works when room sensor or both sensors is selected. The thermostat with this funcon will shut off automacally for 15 min when the window opens, as it can detect that the room temp plummets. 13&14. Energy use: This opon allows you to enter the various data used to calculate energy use. 15.Sensor Type: This thermostat is compable with the following five floor temperature sensors. The default sensor 0-3950 is in the box.


Temperature

The resistance value of the floor sensor at the corresponding temperature point ()

0-3950

1-3380

2-3700

3-3600

4-3740

0 °C 10 °C

32800 19733

26050 17630

30286 19055

34423 22217

34720 22328

25 °C

10000

10000

10000

12000

12000

30 °C

7905

8331

8165

9869

9854

16. Factory Reset: All parameters are restored to default values.

TROUBLESHOOTING Room Sensor Error! : Built-in sensor short-circuit or disconnected. Floor Sensor Error! : Floor sensor short-circuit or disconnected.
DIMENSION (MM)



INSTALLATION AND WIRING INSTRUCTIONS
Installaon

Separate the panel from the back secon: insert the screwdriver into two holes under the thermostat and pry it like the picture.

Connect the wire as shown in the wiring instrucon.

Step 1

Step 2 

NOTE: The 82 series thermostat should be
mounted in a standard 86 type switch box.

Fix the back secon to switch box with screws provided.

Re-install front panel whilst ensuring the pins engage properly in the circuit board socket.

Step 3 

Step 4

Wiring instrucons

POWER

FLOOR SENEOR

NN11 NN L LL11 S2 CSOEMNSOSR1

POWER 85V-265V 50/60Hz
MAX LOAD: 16A

FLOOR SENSOR

IP 21

Suggeson: Please keep the max load around 90% of 16A to prolong the lifeme. Cauon: Ensure power is disconnected when wiring! 16


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