HOTOWELL HTW-31-WKT19-WF User manual

WIFI BOILER THERMOSTAT HTW-31-WKT19-WF
1
This smart thermostat has been developed to be able to switch electric and conventional heating systems on and off using
a set temperature and time remotely at anytime anywhere.
Technical Data
Sender Power Supply - 2*AAA battery Bac light - White
Receiver Load current - 230Vac/Max 10A Sensor - NTC 10K, 3950ohms at 25
℃
Set Point Range - 5~35 ℃ Accuracy - ± 0.5 ℃ (step control by +0.5 ℃ )
Ambient - 0~50 ℃ Protection Class - IP30
Relative Humidity - 85% Housing - ABS to UL94-5 fire retardant plastic
Display and Buttons
Weekday
Clock
Battery Ind cator
Set Temp.
Room Temp. D splay
Heat ng Icon.
Programmable Per od
PRG. Button On/off Button
Temp. & Parameters sett ng
Modes Select

WIFI BOILER THERMOSTAT
HTW-31-WKT19-WF
RRG. Setting
Long press P button to enter PRG setting. The wee day is fixed from Monday to Sunday(1~7), each day have 4
periods(1~4). Each press of P button can into next item setting.
The time and temperature of each period i can be set in following steps.
1). Press P and hold for 3 seconds, the time display flash, change the value by + and - button.
2) Press P button , the temperature display flash(B), change the temperature by + and - button.
3). Press P button to next period.
4). the other period settings follow the same way.
Default Setting:
Period 1 2 3 4
Ti e Te p
Ti e Te p Ti e Te p Ti e Te p
12345(Mon.~Fri.) 7:00 22
℃ 8:30 19 ℃ 17:00 22 ℃ 22:00 19 ℃
6(Sat.) 8:00 22
℃ 8:30 22 ℃ 17:00 22 ℃ 22:00 19 ℃
7(Sun.) 8:00 22
℃ 8:30 22 ℃ 17:00 22 ℃ 22:00 19 ℃
Hour/Date Setting
Long Press M button for 2-3 seconds
You will see 00:00 hour information. Set the minute with up and down buttons.
Proceed with M button.
Set the hour with up and down buttons.
Proceed with M button.
Select the day with up and down buttons.
Proceed with M button.
Save your settings by pressing ON/OFF button or wait about 15 seconds.
Open Window Detection Function
When the Open Window mode is enabled in the parameter setting, the system will automatically stop heating when it
detects a sudden drop of room temperature (2°C in 15 minutes as default). This is normally caused when a window or
door is opened without turning off the heating device.
The device will return to the previous mode of operation after 30mins, then icon‟”OP “disappear. Press any button will exit
OWD function during the heating off period
Code Pairing
On/off button
2
Code pairing button
Heating on indicator (LED
1)
Power indicator (LED 2)

WIFI BOILER THERMOSTAT
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HTW-31-WKT19-WF
I. Code Pairing with Sender
1) Long press the code pairing button on the receiver until LED 1 is flic ering quic ly.
2) Long press M button unit Code display, then press up button.
3) Wait for a while, LED 1 stop flic ering. Code pairing finished.
II. Code Pairing with App
1) Scan the QR code, and download “Smart Life” APP from google play or app store
2) Install app and register account
3) Add device by press + button at top right corner
4) Press “ Home Applicanes II”
5) Find “ Thermostat” on the list and press
6) Long press Pairing button on receiver to enter wifi connection mode, the LED will flash quic ly.
7) Press “Confirm indicator rapidly blin ” on phone.
8) Wait a moment till connection done. The LED on receiver will stop flashing. Wifi connection success.
If the LED still flash slowly, the connection fail, please try again from step. 5.
III. Clear all pairing
Long press both code pairing button and On/Off button for 5s, until LED1 and LED2 light.
And then light off, which mean the code pairing is eliminated.
IV. Signal Lost
In case the RF and WIFI signal lost/disconnected, LED 2 will flic er slowly.
Para eter Setting
Then turn thermostat off, long press and for parameter setting.
Menu Description Range Default Value
01 Temp. calibration for internal sensor -8
℃ ~8 ℃ 0 ℃
02 Set Point Max. 5
℃ ~35 ℃ 35 ℃
03 Set Point Min. 5
℃ ~35 ℃ 5 ℃
05 Frost Protection Temp. 5
℃ ~15 ℃ 5 ℃
09 Dead zone 0~3
℃ 0 ℃
12 Open window detect function 1: Enable 0: Disable 0
13 OWD Detect Time 2~30mins 15mins
14 OWD Drop temp. select
（ within detect time ）
2 .3.4 ‟ C 2 „C
15 OWD Delay time select
(Return to previous wor ing status)
10~60min 30mins
17 Factory reset 0: No 0
1: Yes, and then press
On/off button for 5s,wait
until thermostat restart
Software version 5055-02

WIFI BOILER THERMOSTAT
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HTW-31-WKT19-WF
Receiver Installatio
Wiring Diagra s
Installation and Di ension
For po rt able u s e , its fo o t pod m u st be in sta lled t o c on tr ol uni t a s c an be s een in t he f igure below .
For wall mounting, first the wall brac et should be mounted on the wall, then the control unit and the wall brac et must be
fitted as shown in the following figure.
Diemensions