UNIT CONTROLLER
8.3 DESCRIPTION OF THE ICONS
8.3.1 Common icons
Icon
Name
Values
OFF
Status for
circuit 1, 2,
DHW and
swimming
pool
Mode
Value
Setting
88
temperatures
Alarm
Timer
Derogation
Installer mode
Menu lock
Outdoor
temperature
34
PMML0340B rev.1 - 03/2016
Explanation
Circuit I or II is in Demand-OFF
Circuit I or II is on Thermo-OFF
Circuit I or II is working between
0 < X ≤ 33% of the desired water
outlet
temperature
Circuit I or II is working between
33 < X ≤ 66% of the desired water
outlet temperature
Circuit I or II is working between
66 < X ≤ 100% of the desired
water outlet temperature
Heating
Cooling
Auto
Displays the setting temperature
of the circuit 1, circuit 2, DHW and
swimming pool
Circuit 1, Circuit 2, DHW or
Swimming Pool are stopped by
button or timer
Existing alarm. This icon appears
with the alarm code
Simple timer
Weekly timer
When there is a derogation from
the configured timer
Informs that user controller is
logged on the installer mode
which has special privileges
It appears when menu is blocked
from a central control. When
indoor communication is lost, this
icon disappears
The ambient temperature is
indicated at the right side of this
button
8.3.2 Icons for the comprehensive view
Icon
Name
Values
Pump
Heater step
DHW Heater
Solar
Compressor
Boiler
Tariff
Defrost
-
Central/Local
Forced OFF
Auto ON/OFF
Test Run
Anti-
Legionella
DHW boost
-
ECO/Comfort
mode for
circuits 1 & 2
Explanation
This icon informs about pump
operation.
There are three available pumps
on the system. Each one is
numbered, and its corresponding
number is displayed below to the
pump icon when it is operating
Indicates which of the 3 possible
heater steps is applied on space
heating
Informs about DHW Heater
operation. (If it is enabled)
Combination with solar energy
Compressors enabled.
1:R410A / 2:R134a
Auxiliary boiler is working
Tariff signal informs about some
cost conditions of the consumption
of the system
Defrost function is active
No icon means local mode
Central mode (Three types of
control: Water, Air or Full)
When forced off Input is
configured and its signal is
received, all the configured items
on the comprehensive view (C1,
C2, DHW, and/or SWP) are
shown in OFF, with this small icon
below
When daily average is over auto
summer switch-off temperature,
circuits 1 & 2 are forced to OFF
(Only if Auto ON/OFF enabled)
Informs about the activation of the
"Test Run" function
Activation of the Anti-Legionella
operation
It activates the DHW heater for an
immediate DHW operation
No icon means Comfort mode
ECO mode