Danfoss Icon2™ Room Thermostat Installer Settings Menu; Explanation Of Dual Mode - Danfoss Icon2 Service Manual

Zone controls for hydronic floor heating
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Service Manual Danfoss Icon2™
Danfoss Icon2™ Room Thermostat installer settings menu
Open the installer menu
Activate the thermostat. Press and hold
Then press and hold
again to access the installer menu ME. 4 to 7.
Use
or
to change menus and to confirm. Press
The ME.4 and ME.5 menu settings will only be available if the thermostat has
a floor sensor. Menu settings ME.6 and ME.7 will only be available if a cooling
application was selected.
ME. 1 : Set limits for room temperature setpoint adjustments
ME. 2 : Information/version number used to identify the product
ME. 3 : Perform a link test to test the connection with the Master Controller.
Test results are 0–100%, with 80% or higher indicating a strong connection.
ME. 4 : Floor sensor mode:
CO = Comfort mode. Uses both air and floor sensors.
FL = floor sensor mode. Desired floor temperature set by end user.
DU = dual mode. Thermostat controls one radiator and one or more floor heating
circuit(s).
Floor heating circuits maintain a comfortable set floor temperature and radiator
is used for peak loads.
ME. 5 : Minimum and maximum floor temperatures for use with CO and DU modes.
ME. 6 : Reference room. Set to ON to use this room's thermostat as the reference for the
changeover between cooling and heating modes.
ME. 7 : Cooling ON/OFF. This setting is used to disable cooling, for example in a bathroom.
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to open the basic menu (ME. 1 to 3).
to go back one step in the menu.

Explanation of dual mode

In rooms with a combination of floor heating and convectors, one thermostat can be
used to control both individually.
For this to be possible, the wireless or wired thermostat must have a floor sensor. On
the Master Controller, the actuator outputs for the floor heating must be configured
to SLOW and those for the convectors to FAST. Then the system will maintain a
comfortable, consistent floor temperature and activate the convector actuator outputs
if the desired room temperature isn't being achieved.
AB432956914381en-010101

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