UNIT CONTROLLER
12.3 DESCRIPTION OF THE ICONS
12.3.1 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
25
PMML0506 rev.2 - 01/2021
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
communication is lost, this icon
disappears
The ambient temperature is
indicated at the right side of this
button
12.3.2 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 and 2
Night Shift
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
Compressor enabled
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 and 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
Informs about night shift operation