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Description
Line 40, 41
Note
Effect
Clearing
Description
Line 42
Effect
30/70
Siemens Building Technologies
HVAC Products
Holidays
3.12 Holiday setting
During the holiday period, the heating circuit operating level can be reduced. The start
and the end of the holiday period are set here. This function is only active in automatic
mode and acts on both heating circuits simultaneously.
1.
Press the line selection buttons to select line 40 for the start of the holiday period
and line 41 for the end of the holiday period.
2.
Press the + / – buttons to set the start and then the end of the holiday period.
First, the current date according to the internal clock is proposed.
Line
Display
40
1. Jan ... 31. Dec
41
1. Jan ... 31. Dec
The end of the holiday period can be changed only if a value has been set on the line
for the start of the holiday period.
• After the start of the holiday period, the heating level will be reduced either to
"Reduced" or " Frost" according to the parameter setting made on programming
line 42. During the holidays, d.h.w. heating is locked
• On completion of the holiday period, the current room unit settings apply again
• The dates of the start and the end of the holiday period will automatically be cleared
when the holidays are over
The entered holiday period is cleared or aborted in the following way:
Select line 40 or 41 and keep the + / – buttons depressed for 3 seconds.
3.13 Heating circuit operating level during
holidays
There is a choice of reduced operation or frost protection mode, depending on the
geographical location and individual requirements.
1.
Press the line selection buttons to select line 42.
2.
Press the + / – buttons to set the heating circuit operating level.
Display
Frost, reduced
When using the "Reduced" setting, the reduced room temperature setpoint (TRRw) is
maintained during the holidays; when using the "Frost" setting, the frost protection
setpoint of the room temperature (TRF) is maintained.
Basic Documentation QAA73.110 Room unit
Error! Style not defined.
Unit
Day.Month
Day.Month
Unit
–
Factory setting
– – : – –
(inactiv)
– – : – –
(inactiv)
Factory setting
Frost
CE1P2284en
19.06.2002
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