33/135
Siemens Switzerland Ltd User Manual CE1U2353en
HVAC Products QAA75.. / QAA78… / AVS37.. 02.06.2009
Display options
Heating to Comfort setpoint
Info level activated
Heating to Reduced setpoint
Programming activated
Heating to frost protection setpoint
Heating temporarily switched
off
ECO function active
Process running – please wait
Holiday function active
Change battery
Reference to heating circuit
Burner operating (only oil / gas boiler)
Maintenance / special
operation
Error messages
Display of all symbols and segments.
Selecting heating mode
This setting is used to switch between the different
operating modes. The selection made is indicated by a
bar which appears below the respective symbol.
Automatic mode
Automatic mode controls the room temperature according to the time program.
Characteristics of automatic mode:
• Heating mode according to the time program
• Temperature setpoints according to the heating program "Comfort setpoint"
or
"Reduced setpoint"
• Protective functions active
• Automatic summer / winter changeover (ECO functions)
Continuous operation
or
Continuous operation maintains the room temperature at the selected operating level.
Heating to Comfort setpoint
Heating to Reduced setpoint
Characteristics of continuous operation:
• Heating mode with no time program
• Protective functions active
• Automatic summer / winter changeover (ECO functions) and 24-hour heating limit
inactive in the case of continuous operation with Comfort setpoint
Display
2358Z07
Xxxxxxxxxxxxxxxxxxxxxxxxxxx
Xxxxxxxxxxxxxxxxxxxxxxxxxxx
Xxxxxxxxxxxxxxxxxxxxxxxxxxx
Comments to this Manuals