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If you are not a professional installer and want to install tado° yourself, get step-by-step instructions at tado.com/start
Smart Thermostat230 V Relay InstallationsGuide for Professional Installers
United KingdomPart 1 of 2
Contents
Optional Accessory 5
1. Wiring
Smart Thermostat Combi Boilers (Dry Contacts) 6
Extension Kit Combi Boilers (Dry Contacts) 7
Extension Kit S-Plan Setups (Switched Live) 8
Extension Kit Y-Plan Setups (Switched Live) 9
2. Connect Internet Bridge to Router 10
3. Pair Extension Kit with Internet Bridge 11
4. Pair Smart Thermostat with Internet Bridge 12
5. Configuration 14
4
CAUTION: High voltage cablesMake sure to turn the power off before you start
Do not use the tado° relay to switch the main electrical supply to the boiler!
08/2018
5
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
6
1. Wiring: Smart Thermostat
Smart Thermostat
Wired Setup: Smart Thermostat is wired directly to the boiler
MAX 230 V AC 6(4) A
Smart Thermostat
Boiler
The Smart Thermostat can also be installed wirelessly when the Extension Kit is wired (p. 7-9)
Parking Terminals
Combi Boilers (Dry Contacts)
7
1. Wiring: Extension Kit Combi Boilers (Dry Contacts)
MAX 230 V AC 6(4) A
Wireless Setup: Smart Thermostat installed wirelessly with receiver
Extension Kit
1Jumper Position 1
COM NC NO
Boiler
Smart Thermostat Extension Kit&
8
1. Wiring: Extension Kit S-Plan Setups (Switched Live)
Extension KitMAX 230 V AC 6(4) A
2
Hot Water Valve
Hot Water Tank
Boiler
Jumper Position 2
HWOFF
CHOFF
HWON
CHON
Heating Valve
Wireless Setup: Smart Thermostat installed wirelessly with receiver
Smart Thermostat Extension Kit&
9
1. Wiring: Extension KitY-Plan Setups (Switched Live)
Extension KitMAX 230 V AC 6(4) A
2
Boiler
Valve
Hot Water Tank
Jumper Position 2
HWOFF
CHOFF
HWON
CHON
Wireless Setup: Smart Thermostat installed wirelessly with receiver
Smart Thermostat Extension Kit&
10
2. Connect Internet Bridge to Router
Connect Internet Bridge to router
Press pairing button until the LED blinks to activate pairing
modePairing allows other devices to connect to
the Internet Bridge
If no free USB jack available - plug to
power socket
11
3. Pair Extension Kit with Internet Bridge
Press button for 3 sec until LED starts blinking
fast
Paired
Fast Blinking
3 SEC
2 MIN
Blinking4x 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
Blinking2x short - pause - ...
12
4. Pair Smart Thermostat with Internet Bridge
3 SEC
2 MIN
Press button for 3 sec -
release
PairedRemovebattery 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
13
3 SEC 3 SEC
2 MIN
Press button for 3 sec -
release
Press button for 3 sec -
release
Installer Menu is loading
Ready for configuration
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
Open Installer Menu
14
Select RelayR01
Heating CircuitHC01
No Hot Water
Control
Select Temperature
SensorTS
Heating CircuitHC01
Activate Hot Water
Control for S- and
Y-plan wiring only
5. Configuration
Wired Setup: Smart Thermostat is wired directly to the boiler
Wireless Setup: Smart Thermostat installed wirelessly with receiver
Smart Thermostat
Smart Thermostat Extension Kit&
15
Installation complete1. Set the timer on the boiler
to “always heating”2. Test the system3. Hand over the registration
card to the customer
No Extension Kit
Extension Kit present
Select Relay
R01 or R02
R01 for fully pumped systemsR02 for gravity-fed systems
2 MIN
2 MIN
Configuration download active after saving Installer Menu (up to 2 min)
Get expert advice on thetado° installer hotline:
020 3893 2159
or at tado.com/installers
102022_E
