4
Installation
4.1
Initial inspection
▶ Before installation, check that your boiler and the
controller are a compatible combination.
Compatible boilers are listed on the manufacturer's home
page.
The requirements for fitting are:
•
2-wire EMS BUS connection between the boiler and the
controller.
•
Broadband Internet access via Wi-Fi 802.11 b/g if the app
and Internet functionality are used.
4.2
Choosing the installation location
600
≥ 1000
Fig. 3
Controller installation - free space required
Fig. 4
Controller installation - considerations
Control Connect – 6720818270 (2016/02)
4.3
The wall mounting plate can be fitted directly onto the wall, for
example, in the location of the previous controller.
Fig. 5
4.4
6720810446-16.1Wo
Ensure that the EMS cable is at least 100mm away from any
power cables to eliminate any mains interference.
EMS connections are not polarity sensitive.
Installation of the wall mounting plate
CAUTION: Controller connection.
EMS BUS connections only.
▶ Do not connect the controller to the boiler
mains voltage connection.
EMS BUS only (15V DC)
Connecting the wall plate
Connecting to the boiler
CAUTION: Damage of the controller.
▶ Under no circumstances must the
controller be connected to the boiler's
230 volt connections or external 230 volt
supply.
The controller connects to your boiler's EMS
BUS connections only, on an edge connector
identified either with B B or
If you are replacing existing controls:
▶ Remove the wiring to the boiler power
terminals L
& L
, and fit a wire link
S
R
between L
& L
.
S
R
Installation
6720815753.1.1TD
.
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