Symbol
SYMBOLS FOR THE INDICATION OF COMMUNICATION BETWEEN DEVICES
Symbol
Devices connected to communication port com.
State of the controller in bus connection.
SYMBOLS FOR MESSAGES AND WARNINGS
Symbol
User manual
Description
D. h. w. storage tank overheating protection - cooling directed into the
boiler.
D. h. w. storage tank overheating protection - cooling directed into the
collectors.
Frost protection - heating circuit.
Frost protection - boiler switch-on to minimum temperature.
Description
Room unit DD2+ is connected. The number beside room unit indi-
cates, whether this is the first or the second room unit.
Standalone controller - not in bus network.
The first controller in bus network.
Intermediate controller in bus network.
The last controller in bus network.
Description
Message
In the event of exceeding the maximum temperature or when a pro-
tection function is switched on, the symbol on display flashes. When
maximum temperature is no longer exceeded or when a protection
function has switched off, a turned on symbol will note the recent
event. By pressing the
retrieved.
Warning
In the event of sensor malfunction, bus network error or com connec-
tion error, the symbol on display flashes. When the error is eliminated
or is no longer present, a turned on symbol will note the recent event.
By pressing the
trieved.
button, the message review screen is
button, the message review screen is re-
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