© Caleffi 11236_iSolar_Plus.mon
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The system screen (active system layout) shows the system
selected on the controller. It consists of several system
component symbols, which are – depending on the current
status of the system – either flashing, permanently shown
or hidden.
sensors
collector 1
collector 2
pumps
heating circuit
sensor
additional symbol for
operation of the burner
valve
tank
tank heat exchanger
tank 2 or backup heating (with
an additional symbol)
tank sensor
at the top
valve
Pump
3-way valve
The flow direction or the
actual switching position is
shown
Heating circuit
Tanks 1 and 2
with heat exchanger
Backup heating
with burner symbol
Temperature sensor
System screen
system screen
green:
everything OK
red/green flashing: initialization phase
red flashing:
manual operation
sensor fault
(sensor symbol is flashing quickly)
2.3 Flashing codes
LED flashing codes
System screen flashing codes
Collectors
with collector sensor
backup heating with
burner symbol
• Pumps are flashing when the corresponding relay is swit-
ched on
• Sensor symbols are flashing if the corresponding sensor
display channel is selected
• Sensors are flashing quickly in the case of a sensor fault
• Burner symbol is flashing if the backup heating is active
heating circuit
return sensor
tank sensor at the
bottom
