Tio TEVO Evo Smart RF Wireless Thermostat User Manual

June 9, 2024
Tio

TEVO Evo Smart RF Wireless Thermostat

TEVO Thermostat Manual

Product Information

The TEVO thermostat is designed to work with the wireless wiring
centre box and communicates with it using Zigbee protocol via a
wireless gateway. It has the capability to control radiator, hot
water, and underfloor heating. The thermostat can be controlled
through the SmartLife and Tuya apps, which are available on both
iOS and Android. The device is powered by 2 AA batteries.

The device features an LCD display that shows information such
as room temperature, set temperature, floor temperature, ECO mode,
Holiday Mode, Manual Program, and more. The thermostat is suitable
for installation in a standard single pat tress box or European
60mm round box.

Product Usage

There are three core modes to choose from: Thermostat (Radiator
or UFH), Timer, and Thermostat & Timer. The thermostats time
zones are preprogrammed according to Table 1.

  1. Thermostat only operation: HW timer setting
    order: Mon-Fri, Sat, Sun > Period 1 > Time on > Time off
    (4 periods). (Table 2). After selecting the core mode, you need to
    choose either radiator or UFH mode in Menu 2 (see configuration
    menu). In manual mode, press the button to select manual mode, and
    the desired temperature can be set by pressing the button. When the
    thermostat is in radiator mode, it will not activate the pump
    terminal.

  2. Timer only operation: The LCD will display the
    timer function symbol on the screen. Press the menu button to set
    the function and press to select one of AUTO, HOLD or OFF. Then
    press the button to confirm your selection.

  3. Program mode: When you select AUTO
    (programmable) mode, long-press to enter program setting. The order
    is Mon-Fri > Period 1 > Time on > Time off > Period 2

    Time on > Time off > Period 3 > Time on > Time off
    Period 4 (Table 2).

  4. HOLD mode: Press to select HO1(HOLD) (Fig1-3).
    You can adjust the time setting between 00:00-23:59.

Table 1 and Table 2 provide the factory settings for the
thermostat and timer programs respectively. For more information,
please refer to the user manual.

TEVO THERMOSTAT MANUAL

Application
Our TEVO thermostat is used in synergy with the wireless wiring centre box. The TEVO communicates with our wiring centre through our wireless gateway using Zigbee protocol. Our thermostat comes with radiator, hot water and underfloor heating control capabilities. It can be app controlled via SmartLife and Tuya, found on both iOS and Andriod. It is operated via 2x AA batteries.
LCD DISPLAY REFERENCE
RF Low Battery ZIGBEE Lock

Room Temp
Set Temp
Floor Temp ECO
Holiday Mode Manual Program
Set

FLOOR
TIMER OFF TIMER ON
Heat On H/W Timer

week
Time period Am,Pm Time

Power Time Menu Up Down
UFH Thermostat
Features
Simple installation Acrylic face plate Large back lit display Elegant chrome frame Feather touch control panel 4 period per day programming Simple one- touch temperature control override . Pre-set temperatures maintained within +/- 1°C Internal and external sensors allow control of both air
and/or floor temperatures Suitable for installation in a standard single pat tress box
or European 60mm round box ZIGBEE communication
Technical Data
SensorNTC 3977 10K Accuracy±1 Power Consumption< 1.5W Timing Error<1 Power Supply2AA batteries Shell materialPC+ABS (flame retardant) Dimension86x86x26mm Ambient Temp.0-455-95RH
Non-condensing Storage Temp.-5-55 Installation Hole distance: 60mm

Operation

Thermostat setting order: Mon-Fri, Sat, Sun >Time >

There are three core modes to select from:
1.Thermostat (Radiator or UFH) 2. Timer 3. Thermostat & Timer

Temperature (4 periods). The thermostats time zones are preprogrammed according to Table 1.

1. Thermostat only operation

HW timer setting order: Mon-Fri ,Sat, Sun > Period 1 >Time on >Time off (4 periods). (Table 2)

After selecting the core mode, you will need to choose, either radiator or UFH mode in Menu 2. (See configuration menu)

Thermostat program Factory setting as Table 1:

When the thermostat is in radiator mode, it will not activate

Time period

Period 1

Period 2

Period 3

Period 4

the pump terminal.

Set Temp

Week

Time

Set Te m p

Time

Set Te m p

Time

Set Te m p

Time

Set Te m p

1. Press this button to power ON/OFF your thermostat.

Mon

6:00

22 8:00

16

18:00

22 22:00

16

2. Time setting: Press button to set min/hour/week 3. Manual/Program setting:

Tue

6:00

22 8:00

16

18:00

22 22:00

16

Wed

6:00

22

8:00

16

18:00

22 22:00

16

Manual mode: Press button to select manual mode. will show on the bottom left corner of the screen, press to set the desired temperature.
Program Mode: Press button to select program mode. When you choose this mode, will show, press and hold for 5 seconds to set the desired four periods of time and temperature per day. 4.Temperary mode: During program mode, if you need to change the temperature, both icons will show on LCD. The preprogrammed setting will return in the next period. (Table 1) 5. Child lock set: Press an hold for 7 seconds to lock/ unlock your thermostat. 6. Factory setting: Press for 7 seconds to enter program mode. Press and hold for 5 seconds until the “def” icon flashes on screen. Your TEVO device has now been reset to factory settings.

Thur

6:00

22

8:00

16

18:00

22

22:00

16

Fri

6:00

22

8:00

16

18:00

22

22:00

16

Sat

6:00

22

8:00

16

18:00

22

22:00

16

Sun

6:00

22

8:00

16

18:00

22

22:00

16

Table 1
Timer program Factory setting as Table 2:

Time period

Period 1

Period 2

Period 3

Period 4

Set time

Week

Time on Time off Time on Time off

Mon

6:00

8:00

12:00 14:00

Time on Time off Time on Time off
18:00 22:00 – — – – — –

Tue

6:00

8:00

12:00 14:00

18:00

22:00 – — – – — –

Wed

6:00

8:00

12:00 14:00

18:00

22:00 – — – – — –

Thur

6:00

8:00

12:00 14:00

18:00

22:00 – — – – — –

Fri

6:00

8:00

12:00 14:00

18:00

22:00 – — – – — –

Sat

6:00

8:00

12:00 14:00

18:00

22:00 – — – – — –

2.Timer only operation

Sun

6:00

8:00

12:00 14:00

18:00

22:00 – — – – — –

The LCD will display as seen in Fig 1-1

Table 2

Fig 1-1

Fig 1-2

Fig 1-3

Timer function symbol will display on the screen.

Press menu button to set the function and press to

select one of AUTO,HOLD or OFF.Then press button to

confirm your selection.

Program mode: When you select AUTO (programmable)

mode (Fig1-2) long press to enter program setting. The

order is Mon-Fri > Period 1> Time on > Time off > Period 2 >

Time on > Time off > Period 3 >Time on > Time off > Period 4

(Table 2)

HOLD mode:Press to select HO1(HOLD) (Fig1-3). You

can adjust the time setting between: 00:00-23:59.

3. Thermostat and H/W Timer

1. When this mode is selected, the LCD will display

at

the same time. When powered on, short press to

select the thermostat and hot water timer functions.

Press to confirm.

How to pair with your wireless wiring centre
Power OFF your thermostat and press both and over 7 seconds. Wireless wiring center box or receiver should also be ON during the pairing. When successfully paired, the LCD will display the zone channel it has paired with. See Fig 1-5.
H/W is channel 9 When the LCD displays “—“, this means that the thermostat has enter standby (wiring centre and gateway will also be in standby). If you have successfully paired your devices, the LCD will display the zone that it is paired with.
NOTE:
Flashing icon means the RF does not match the code.
No icon means there is no RF signal.
Always on screen means RF is working normally.
If your thermostat signal is not stable, you should change wireless com- modification channel. Long press over 7 seconds to change the channel. Press button to change between 0-3. By changing channel 1 successfully, the others will change automatically.

Short press to enter thermostat function. Then press to select manual or program mode.
Short press to select H/W timer. Press to select AUT (AUTO program), HOL (HOLD) or OFF. When HOL is selected, you can adjust the time setting range: 00:01 23:59.

Check pairing number and wireless zone channel Long press and over 7 seconds to check the pairing code and wireless channel.
Fig 1-5

Configuration Menu
Power OFF your thermostat and long press to open up the menu. During this menu, short press to edit the desired parameters. Press to confirm the settings.

No. Function

Setting Range

Default

1

Working mode select

1: Thermostat 2: Timer

1

2 System Select rA: Radiators UF : Under Floor Heating

UF

3

Temperature compensation

-9-9

0

4 Dead Zone

1-5

1

5

Button lock

0: All lock except power button 1: All lock

0

6 Sensor selection IN: Inner sensor OU: External sensor ALL: Dual sensors

IN

7

Maxmum Temp range

Minimun 8 Temp range

High temp
9 protection setting

10

Anti-freez temp range

20-45

35

5-20

5

20-70

45

2-10

5

11 Display mode 0: Both room temp and setting temp 1: Setting temp only

0

12

Anti Freez switch

0: OFF 1: ON

1

13 ECO Mode

0: OFF 1: ON

0

14

ECO Temperature

5-35

16

Radiators: When you use the radiators system, there is no pump utilisation.

Under Floor Heating: When you select the UFH system, there will be a pump output. (Wiring centre will have a 3 minute delay)
Low battery alarm Low Battery icon will display when the battery is down to 10%. The icon will flash when the battery is down to 1%. At this stage you should replace with new batteries immediately as the thermostat will stop functioning.
Anti Freeze Function When thermostat detects a room temperature of lower than or equal 5, the thermostat will activate the heating. When thermostat detects a room temperature of 8, heating will turn OFF.
Holiday mode Long press for 7 seconds to enter holiday mode.Then short press button to set the day and temperature press to set the parameters you need. Press to exit this. Duing holiday mode, H/W timer is OFF. To exit holiday mode, short press . ERR CODE When the thermostat sensor is broken or has a problem, the LCD will display “ERR”. Pairing with Zigbee gateway Long press button over 7 seconds when thermostat powered ON. When the thermostat displays “—” it has ented pairing mode. If the connection is successful the screen will auto return to the main screen.

Program Mode: Long press for 7 seconds to select thermostat function and H/W timer setting. Short press
to confirm.
When in operation 3, after pairing the thermostat with the wiring centre on channel 1-8, the H/W will also automatically pair.

001 : Paring code -3- Wireless zone channel number. (Factory setting: 0)

ZIGBEE connection & APP
To help with pairing your device for the first time, we recommend having your phone close to the router or
modem. Download the “Smart Life” or “Tuya Smart” app or scan the QR codes below.

Settings on APP

2. Timer Function Menu Interface

Thermostats Trouble Shooting

NO. Phenomenon

Handling method

.1

Room temp is slightly

You could use thermostat temperature

different from the actual temp conpensation to change the temp to be the same

.2

When the thermostat shows ERR

.3 Power ON but no display

This means you need to connect your external sensor
Please check whether you have connected the wires correctly and your thermostat is connected properly.

2-1

2-2

Open “Smart Life” app and follow registration instruction Through the app, you can control the devices with voice

Fig 4-1

Fig 4-2

Fig 4-3

Fig 4-4

control by integrating amazon echo or google assistant.

After your thermostat connects successfully, you can

The app arrives with an easy to use interface with elegant change the setting parameters as you require (Fig 4-1). If there

features. As a result, using the app is extremely

is no connection between the thermostat and wiring centre or

straightforward. One of the notable things about the app

the pairing codes do not match; the screen will display “Please

is that you can control your home appliances from anywhere.

match code”. Once paired the message will disappear.

The app also allows you to add and control a variety of devices :Power ON/OFF

at once. You can also let the device to automatically start or stop :Mode selection : Select Manual/ECO/Program Mode

based on the location, time, and temperature. It also allows you to :Child lock:Child lock to lock/unlock the thermostat

share the control of the devices among family members. Also

:Settings: Temperature compensation adjustment, anti-freeze

including a real-time safety features that will enable you to contact switch and factory reset switch (Fig 4-2).

your home in case of any breaches or issues.

:System: Long press this button over 3 seconds. Selecting

How to use the Smart LifeApp

between Thermostat, H/W timer or Thermostat & H/W Timer

Smart Life will only work with the devices developed by the app

control (Fig 4-3).

manufacturer. Start with installing the app on your device. Then

:Holiday: Alter day and temperature selection for when you

open the application and register for an account. The app will

go for a vacation (Fig 4-4).

automatically detect your country code. In case it does not detect, :Program:You can program your thermostats heating and

you will be required to enter the code manually. Then you will

timer functions for each day over 4 time periods (Fig 5-1, 5-2,

need to enter your phone number or email address. There will be 5-3).

a verification code sent to you which will require confirmation.

Once complete, click on the plus icon in the top right of the app to

add a device. The app should automatically pair with the devices.

In case you see a message that says “failed to add”, you will be

required to pair manually. After successfully pairing with the

application, you can set the name of the device. Now you will be

able to control the devices from your app interface.

Fig 7-1

Fig 7-2

Fig 7-3

Fig 7-5 3.Thermostat & H/W Timer Menu Interface

Fig 8-1

Fig 7-4

CONNECT TO ZIGBEE ­ EASY PAIR

Connect to ZigBee Gateway

Firstly, power ON your wireless gateway. Long press the Power/

Reset button until the the red light is stable and the blue light flashes rapidly. Open the app and press “+” button to add your

Fig 5-1

Fig 5-2

Fig 5-3

device. Navigating to the gateway menu and selecting Wireless Gateway. You will now be asked to connect your device to the

System Function

desired Wi-Fi band. You should now turn your Bluetooth ON if you As this thermostat has a combination of different function have not already. The app will now automatically find your device. capabilities, there are altering setting menu interfaces for you to

familiarise yourself with.

Connect your thermostat Long press over 7 seconds with the thermostat ON.

1. Thermostat Function Menu Interface

Thermostat will display “—“. Press the “+” in the top right corner

of the app. The app will discover nearby devices .You will be

asked to add the device to your profile (Fig 3-1). Then press

“Done” (Fig 3-2). Insert your home Wi-Fi name and password (Fig

1-3) then press done. You have the ability to name your device at

this stage.

CONNECT WITH AMAZON ALEXA AND GOOGLE ASSISTANCE
On the app, select in the top right hand corner of the screen (Fig 9-1). Select to access third party control settings. Select your desired Smart 3rd party device and follow the on-screen instructions.

Fig 9-1

Fig 9-2

REST GND

SWDIO

SWCLK

VCC

This thermostat can also connect with an exernal sensor.

LCD1 M1
IC1

U1 ANT VDD GND NC CSB SCLK FCSB

GND NC NC GPIO2 GPIO3 GPIO1 SDIO

t C R25= 10K
JP1

Fig 3-1

Fig 3-2

Fig 3-3

Fig 6-1

Fig 6-2

Fig 6-3

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