Videosec THY369 User manual
Bozsák Tamás
THY369 Thermostatic Radiator Valve User Manual
Power: 3*2 AA* 1.5V alkaline batteries Maximum current：90mA
Working temperature:：-10~60°C Display accuracy:：0.5℃
Default range of temperature adjustment：5~35°C Probe sensor:：NTC(10k)1%
Range of temperature display:：0~70°C Thread size：M30*1.5
Insulating condition: Normal environment Size(mm)：66*52*82+20mm
Running program: Set per 1 week as a cycle Maximum route：4.5mm
Initial Setting
First time open
thermostat, it
displays all icons for
3s then program
version NO.
blinking. Press to
set minutes, hour, week.
Press , to change
value. Press to
confirm.
Test One. “ADA”
displays. Press . If
batteries, gear reducer and
valve is fine, as shown in
picture
Test Two. Finished
! Adjustment Error（If solved errors, restart by pressing ）
Er1 Short route: the pin was stuck which is away from terminus 2mm
Er5 The temperature sensor is disconnected or damaged
Low battery, icon of battery is blinking
After put batteries inside, is on display then mean okay ,if flashing ,then breakdown.
Home Screen
manual mode auto mode child lock energy saving mode comfort mode
holiday mode Open Widow Detection
Quick Operation
Icon
Description
1 Press to switch auto mode, manual mode and holiday mode.
2 Long press 3s to access programmable mode
1 Decreasing Key
2 Long press to close valve 【OFF】
Search for " Tuya Smart " Download the
Wifi App with the following icon.
After the actuator stroke detection is
completed, long press the key combination
“” and “ ” Activate WIFI
distribution network icon is
flashing
APP need connect to gateway,then connect to device
Technical Data
1 Press to set comfort mode or energy saving mode
Long press for 3s , press or to set temperature, stay 5s to save
1 Increasing Key
2 Long press to open valve 【OP】
1 Confirm Key
2 Press to open Boost Function and press any key to exit
The valve of fast heating is fully open within 300s then return to previous state
3 Long press to unlock (auto clock thermostat when 10 minutes no operation)
Function
1) Time Setting
Long press for 3s to access Time Setting. Press to switch into , then press to
confirm. Press , to change minutes, hour, week. Press to confirm.
2) Holiday Mode
Press to switch into Holiday Mode. Press to confirm. Press , to change
temperature and days.Press to confirm
3) Open Window Detection
It is default that open window function was closed after put into batteries , and display - - ,
And open it on advance setting A2 (once change batteries,should set it again)
When room temperature suddenly drop into temp threshold, valve close for 15 minutes. After finished, if
the room temp is still lower than temp threshold, it will keep this mode.
4) Programmable Mode
P2 5+2 days programmable (Default)
Long press for 3s to access Programmable Mode. Press to switch into P (5+2 Days, 6+1
Days, 7 Days). Press to confirm.Press , to change value.
P0 Manual Programmable(Default)：
Period
Default Period
Default temperature
1
6:00-8:00
20℃
2
8:00-11:30
15℃
3
11:30—12:30
15℃
4
12:30—17:30
15℃
5
17:30—22:00
20℃
6
22:00—6:00
15℃
Advanced Options
Long press for 3-5 to access Advanced Option. Press to switch into . Press to
confirm. Press , to change value.
NO
Description
Range
Default
A1
Temperature Calibration
-9-+9℃
0.5℃
A2
Open Window Detection
1 open and setting open window
temperature: - - mean closed
it ,press ,display 5℃,mean open
it ,and setting range :5-25℃
2 Valve closing time(running time
of open window): 0: 05-1: 00 (press
one time ,change 5min) , after time
is 0,then closed it
1 Temp threshold：
- - ℃( Default:Close )
2 0:15 mean valve
close time
A3
Auto be locked
0：cancel this function
1：open this function
0
A4
Min Temperature
1-10℃
5℃
A5
Max Temperature
30-70℃
35℃
A6
BOOST Extension
100s-900s
300
A7
Valve Opening
100 mean valve opening100%
5 mean valve opening 5%
A8
Temperature Tolerance
1-9℃
2℃
A9
Factory Default
Display A o, press whole
display 88 ,press or to
change it to 00
RISK OF ELECTRICAL SHOCK
Please arrange professional technician to install the product according to drawings and instructions.
Disconnect power supply before making any connection. Contact with components carrying hazardous
voltage can cause electrical shock.
