If you are not a professional installer and want to install tado°
yourself, get step-by-step instructions at tado.com/start
Smart Thermostat
230 V Relay Installations
Guide for Professional Installers
United Kingdom
Part 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. Conguration
14
4
CAUTION: High voltage cables
Make 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
1
Jumper Position 1
COM NC NO
Boiler
Smart Thermostat Extension Kit
&
8
1. Wiring: Extension Kit
S-Plan Setups (Switched Live)
Extension Kit
MAX 230 V AC
6(4) A
2
Hot Water Valve
Hot Water Tank
Boiler
Jumper Position 2
HW
OFF
CH
OFF
HW
ON
CH
ON
Heating Valve
Wireless Setup: Smart Thermostat installed wirelessly with receiver
Smart Thermostat Extension Kit
&
9
1. Wiring: Extension Kit
Y-Plan Setups (Switched Live)
Extension Kit
MAX 230 V AC
6(4) A
2
Boiler
Valve
Hot Water Tank
Jumper Position 2
HW
OFF
CH
OFF
HW
ON
CH
ON
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
mode
Pairing 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
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 - ...
12
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
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
conguration
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
Relay
R01
Heating
Circuit
HC01
No
Hot Water
Control
Select
Temperature
Sensor
TS
Heating
Circuit
HC01
Activate
Hot Water
Control
for S- and
Y-plan
wiring only
5. Conguration
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 complete
1. Set the timer on the boiler
to “always heating”
2. Test the system
3. Hand over the registration
card to the customer
No
Extension Kit
Extension Kit
present
Select
Relay
R01 or R02
R01 for fully pumped systems
R02 for gravity-fed systems
2 MIN
2 MIN
Conguration download active
after saving Installer Menu
(up to 2 min)
Get expert advice on the
tado° installer hotline:
020 3893 2159
or at
tado.com/installers
102022_E
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