TDR89 Thermostat

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Product Information

Specifications

• Model: TDR89

• Thermostat Types: TDR89-EP, TDR89-WP,
  TDR89-WPB

• Current Load: 3A (TDR89-WP, TDR89-WPB), 16A
  (TDR89-EP)

• Controlled Objects: Electric heating
  appliances (TDR89-EP), Water heating appliances (TDR89-WP), Boilers
  connected via dry contact (TDR89-WPB)

• Power Supply: 100 ~ 240V

Product Usage Instructions

1. WIFI Connectivity: Connect the thermostat to
   your Android or Apple iOS device.

2. Display & Touch Screen: Utilize the large
   screen display and touch screen for easy navigation.

3. Program Schedule: Set a 5+2, 6+1, or 7-day
   six-period program for temperature control.

4. Anti-Freezing Function: Activate the
   anti-freezing function to prevent freezing in cold
   temperatures.

5. Sensor Modes: Choose from 3 sensor modes for
   accurate temperature readings.

6. Child Lock: Enable the child lock function to
   prevent unauthorized changes.

FAQ

Q: Can I use this thermostat for both water heating and

electric heating systems?

A: Yes, the TDR89 thermostat is suitable for water heating,
electric heating, and boilers.

Q: How can I save energy using this thermostat?

A: You can save energy by programming the thermostat with
temperature settings based on your daily schedule and using the
power-off memory function to conserve energy when not needed.

Q: Is the thermostat compatible with all types of

smartphones?

A: The thermostat is compatible with Android and Apple iOS
devices for WIFI connectivity.

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TDR89 THERMOSTAT USER GUIDE
1 2 3 456 7
This thermostat is suitable for water heatiing,electric heating and boiler

Welcome
Thank you for your trust and support!
We have adopted advanced technology and perfect craftsmanship so that your new thermostat will provide you with a suitable temperature environment every day in the future.
Main Functions and Characteristics
1.WIFI for Android & Apple iOS 2.Large screen display and touch screen 3 .Power-off memory function 4.Real-time data save function 5.5+2 or 6+1or 7days six periods program schedule 6.Anti-freezing function 7.3 sensor modes can be setting 8.Child lock function

Product Packaging

Model

TDR89-EP

Thermostat

User Manual

Screws *2

External sensor

TDR89-WP

TDR89-WPB

Model Spec
Current Week Loading Program

Controlled Objects

TDR89-EP

16A

For electric heating appliances

TDR89-WP

3A

For water heating appliances

TDR89-WPB 3A

For boilers connected via dry contact

Technical Parameter:

Power Supply Current Load Power Consumption

100 ~ 240V 3Awater heating/gas boiler) 16A(electric heating) <1W

External Material

PC+ABS (flame retardant

Sensing Element Set Temp. Range
Floor Set Temp. Range Temperature hysteresis

NTC 5-95 5-60 ±1 (Defaults adjustable 0.5-10)

Dimension

86x86x14mm

Ambient Temp. Storage Temp. Timing Error

0-45,5-95RH(Non-condensing -5~55 <1

User Notes
1.Please read this manual carefully. Improper operation may damage the product or cause dangerous conditions.
2.The installation personnel must be well-trained and experienced service technicians.
3.After installation, please read this manual carefully and operate the product according to the instructions.
Caution: Risk of electric shock
Wiring Diagram

EP

WP

WPB

(External sensors

cannot be connected)

Installation Instruction
This product is suitable for standard 86*86mm wall box and 60 mm european round box.

1.Connect the power box

2.Separate the power supply from the

according to the wiring diagram. control board cable.

3.Screw the power supply into the box of 86.

4.Connect the power board to the board line, and align the buckle at 30 degrees to complete the installation.

Description of display & icon

Operation Instruction
1.Power on/off Press to turn on/off the power.

2.Set Temperature Press “+” or “-” to set the temperature.

3.Set the Clock

press

to set minute, Press”+” or “-” for adjusting

Then press

to adjust the hour and the week in turn.

4.Switch modes
Press key to switch between Manual and Programming mode Manual mode:means non- programmable mode.
display on the screen, it is in Manual mode. Press “+” or “-” to set the temperature.
display on the screen, it is in Programming mode.

5.Set the Child Lock Simultaneously press and hold the”+” and “-“to add child lock
will displayon the screen.
Simultaneously press and hold the”+” and “-“again to cancel child lock.

6.Set the programming Mode. Press and hold into programming mode setting. time and will display.
display in the position of week means 5(working day)+2(rest day)

Press “+” or “-” to set the time. Press to enter the temperature adjustment. Press “+” or “-” to set the temperature; Press to enter the next period adjustment. Press to exit and save.

If you want to make temporary adjustment in any period,

press “+” or “-” , then

will display. It will run according to

your manual settings and resume programming mode at the

next programming time point

Press mode.

to switch between manual mode and programming

Period

1

2

Working 3

day

4

5
6 1 Rest day 2

Period Icon

Defaulted Time 6:00
8:00 11:30 12:30 17:00 22:00 8:00 23:00

Defaulted Temp. 20 16 16 16 22 16 22 16

Remark: 1.The defaulted temperature of period3 and period4 is the same as period2. Please change it according to the request. 2.Do not set the last time point of each day beyond 23:59

7. Advanced Setting
In the state of power-off, press the key and the key for 5 seconds to enter the advanced option setting. Press to enter the next option, press “+” or “-” to adjust,and press to save and exit.

Display Code 01

Function
Temperature calibration

Setting And Options -9.9-9.9

Factory Defaults
-1

IN:Use the internal sensor

02

Sensor selection OUT:Use the external sensor ALL: Use both internal and

IN

external sensors.

03

Limit temperature value modification

35-60

60

04

Temperature hysteresis

0.5-10

1

05

Antifreeze function

OFF:Close anti-frozen ON:Open anti-frozen

OFF

06

Weekly programming
mode setting

7: 7 working days

6: 6 working day+1 rest day

5

5: 5 working day+2 rest day

OFF:turn off programming

Main and auxiliary 07 reverse selection
(optional)

08

Backlight brightness

09

Set temperature upper limit

00:close the main and auxiliary reversal function 01:indicate the auxiliary reversal
00:turn off the backlight 01:low brightness 02:medium brightness 03:high brightness
15-95

10

Reset

long press “+” key to adjust the
display to”—“,press button to restore the factory settings

11

Sound

ON:turn on the sound OFF:turn off the sound

00 03 60 ON

Sensor error: If no external sensor is connected, do not set it to ALL or OUT, otherwise Er will appear on the screen.And the thermostat will stop heating till the problem is solved. If there is error of sensor Er will also appear on the screen.

Phone Port Operation Instruction
Preparation before Wi-Fi connection APP download and account registration: 1.Download APP
For iOS system: Login in App Store, search “Tuya Smart”, you can download it on your iphone.
For Andriod system: Login in Google Play, search ” Tuya Smart” , you can download it on your phone.
Or scan below code to download:

2. Register Account
If you do not have an APP account yet, you can choose to register or log in via SMS verification code. Click “Creat a new account”, you will enter the Tuya Smart Platform Privacy Policy page.
After you click Agree, you will officially enter the mobile phone registration page.

The system automatically determines the current country/ region.You can also select the country/region manually. After entering your mobile phone number or email address, click “get verification code”. Enter the received verification code, then enter the password, and click “Finish” to register successfully.

WIFI connection 1.Turn on your mobile phone`s Bluetooth and wifi (please make sure your mobile phone connect to 2.4Ghz Wi-Fi).
+ 2.Activate the thermostat WiFi module:When the thermostat is
turned on,press and hold the ” ” button for 5 seconds,the WIFI icon flashes on the thermostat display,and the thermostat enters the code matching state 3.Add Device There are 3 ways to add a device Method 1. Enter the Tuya APP. The main page automatically pops up “Device to be added” (as picture 1) and click “Add”.
picture 1

Method 2: Enter the Tuya APP,Click “Add Device” or “+” (as picture 2) on the upper right corner of the APP homepage,and enter the “Add Device” interface.It will prompt: find the deviceto be added (as picture 3) and follow the prompts.

picture 2

picture 3

Method 3:Enter the Tuya APP,Click”+”on the upper right corner of the APP homepage,Find the temperature control product (Bluetooth + WIFI model)in the (small household appliance).(as picture 4) As picture 5 ignore the content of the page and tap Next.

picture 4

picture 5

As picture 6 Ignore the content of the page and click Next As picture 7 tick confirm the indicator is blimking click Next

picture 6

picture 7

4.Enter Wi-Fi information Enter the name and password of the 2.4Ghz Wi-Fi (please make sure that the Wi-Fi name and password contain only numbers and letters and not special symbols) Follow the prompts to the next step,you can see the device is being added,and after a few seconds,you will see that the device is added successfully (the length of time will depend on the strength of the wifi signal).

5.Display of temperature controller APP interface
If you encounter any problems during the use of the product, please feel free to contact us through the purchase platform, we will try our best to help you.

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