tado° Smart Thermostat Assembly instructions

Smart Thermostat
Low Voltage Digital Installations
Guide for Professional Installers
If you are not a professional installer and want to install tado°
yourself, get step-by-step instructions at tado.com/start
United Kingdom
Part 2 of 2

CAUTION
Make sure to turn the power o before you start
POLARITY-PROTECTED WIRING
For all two-wire digital installations the wires connected to
+ and - on tado° can be interchanged
10/2018

Optional Accessory
Use the tado° Trim Plate behind the Smart Thermostat or Extension
Kit if needed. This can be obtained separately at tado.com/trim-plate

1. Wiring: OpenTherm
Wireless Setup:
Smart Thermostat installed wirelessly with receiver
Smart Thermostat
Wired Setup:
Smart Thermostat is wired directly to the boiler
&Smart Thermostat Extension Kit
OpenTherm
4

The Extension Kit requires a separate 230 V power supply
at N and L for OpenTherm installations
Extension Kit
Boiler
Boiler
MAX 36 V DC
OT
OT
Smart Thermostat
OpenTherm
5

2. Connect Internet Bridge to Router
Connect Internet
Bridge to router
Press pairing button until the
LED blinks to activate pairing
mode
Pairing allows other devices to connect to
the Internet Bridge
6
If no free USB jack
available - plug to
power socket
OpenTherm
6

3. Pair Extension Kit with Internet Bridge
Press button for 3 sec
until LED starts blinking
fast
Paired
Fast
Blinking
3 SEC
2 MIN
Blinking
4x short - pause - ...
Wireless Setup: Smart Thermostat installed wirelessly with receiver
Smart Thermostat Extension Kit&
If failed:
Restart pairing and make sure that the distance
between the devices is at least 3 m while pairing
Blinking
2x short - pause - ...
OpenTherm
7

8
4. Pair Smart Thermostat with Internet Bridge
3 SEC
2 MIN
Press button
for 3 sec -
release
PairedRemove
battery strip and
press button
Pairing
If failed:
• Press the button to clear the error
• Restart pairing and make sure that the distance
between the devices is at least 3 m while pairing
If failed:
• Repeat the process to open Installer Menu
• Make sure that the distance between the devices is
at least 3 m while loading the menu
OpenTherm

9
Open Installer Menu
3 SEC 3 SEC
2 MIN
Press button
for 3 sec -
release
Press button
for 3 sec -
release
Installer Menu is
loading
Ready for
conguration
If failed:
• Press the button to clear the error
• Restart pairing and make sure that the distance
between the devices is at least 3 m while pairing
If failed:
• Repeat the process to open Installer Menu
• Make sure that the distance between the devices is
at least 3 m while loading the menu
OpenTherm

10
Wired Setup:
Smart Thermostat is wired
directly to the boiler
Wireless Setup:
Smart Thermostat installed
wirelessly with receiver
Smart Thermostat
Smart Thermostat Extension Kit&
5. Conguration: OpenTherm
Select
OpenTherm
D01
Select
Heating
Circuit
HC01
Activate
Hot Water
Control
Select
Temperature
Sensor
TS
Select
Heating
Circuit
HC01
Activate
Hot Water
Control
OpenTherm

Conguration download active
after saving Installer Menu
(up to 2 min)
11
OpenTherm
installation complete
1. Test the system
2. Hand over the registration
card to the customer
No
Extension Kit
Extension Kit
Present
Select
OpenTherm
D01
Conguration download active
after saving Installer Menu
(up to 2 min)
2 MIN
2 MIN
OpenTherm

1. Wiring: Vaillant eBus
Smart Thermostat
Wired Setup:
Smart Thermostat is wired directly to the boiler
Wireless Setup:
Smart Thermostat installed wirelessly with receiver
&Smart Thermostat Extension Kit
Vaillant
eBus
12

Extension Kit
Boiler
Boiler
MAX 36 V DC
eBus
eBus
Smart Thermostat
Vaillant
eBus
13

2. Connect Internet Bridge to Router
Connect Internet
Bridge to router
Press pairing button until the
LED blinks to activate pairing
mode
Pairing allows other devices to connect to
the Internet Bridge
14
If no free USB jack
available - plug to
power socket
Vaillant
eBus
14

3. Pair Extension Kit with Internet Bridge
Press button for 3 sec
until LED starts blinking
fast
Paired
Fast
Blinking
3 SEC
2 MIN
Blinking
4x short - pause - ...
Wireless Setup: Smart Thermostat installed wirelessly with receiver
Smart Thermostat Extension Kit&
If failed:
Restart pairing and make sure that the distance
between the devices is at least 3 m while pairing
Blinking
2x short - pause - ...
Vaillant
eBus
15

16
4. Pair Smart Thermostat with Internet Bridge
3 SEC
2 MIN
Press button
for 3 sec -
release
PairedRemove
battery strip and
press button
Pairing
If failed:
• Press the button to clear the error
• Restart pairing and make sure that the distance
between the devices is at least 3 m while pairing
If failed:
• Repeat the process to open Installer Menu
• Make sure that the distance between the devices is
at least 3 m while loading the menu
Vaillant
eBus

17
Open Installer Menu
3 SEC 3 SEC
2 MIN
Press button
for 3 sec -
release
Press button
for 3 sec -
release
Installer Menu is
loading
Ready for
conguration
If failed:
• Press the button to clear the error
• Restart pairing and make sure that the distance
between the devices is at least 3 m while pairing
If failed:
• Repeat the process to open Installer Menu
• Make sure that the distance between the devices is
at least 3 m while loading the menu
Vaillant
eBus

18
Wired Setup:
Smart Thermostat is wired
directly to the boiler
Wireless Setup:
Smart Thermostat installed
wirelessly with receiver
Smart Thermostat
Smart Thermostat Extension Kit&
Select eBus
D05 or D07
Select
Heating
Circuit
HC01 or
HC02
Activate
Hot Water
Control (only
for D07)
Select
Temperature
Sensor
TS
Select
Heating
Circuit
HC01 or
HC02
Activate
Hot Water
Control (only
for D07)
D05 for systems with a calorMATIC VRC430/470 (VR81)
D07 Standard Vaillant eBus
5. Conguration: Vaillant eBus
Vaillant
eBus

Conguration download active
after saving Installer Menu
(up to 2 min)
19
No
Extension Kit
Extension Kit
Present
Select eBus
D05 or D07
Vaillant eBus
installation complete
1. Test the system
2. Hand over the registration
card to the customer
2 MIN
2 MIN
Vaillant
eBus

1. Wiring: Viessmann KM-Bus
Wireless Setup:
Smart Thermostat installed wirelessly with receiver
&Smart Thermostat Extension Kit
Smart Thermostat
Wired Setup:
Smart Thermostat is wired directly to the boiler
Viessmann
KM-Bus
20