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Siemens Building Technologies
Basic Documentation QAA73.110 Room unit
CE1P2284en
HVAC Products
Description
of the OEM settings
10.07.2002
5.13 Operation
Using this setting, operation can be locked or released.
1. Press the line selection buttons to select line
152
.
2. Press the + / – buttons to select the required function.
Setting range
Unit
Factory setting
Locked / released
–
Released
The following operating elements are now locked, thus preventing tampering:
•
Button for selecting the heating circuit’s operating mode
•
D.h.w. operating mode button
•
Setpoint knob for nominal temperature
•
Occupancy
button
5.14 Action occupancy button
The action of the occupancy button can be restricted to heating circuit 1 or it can apply
to both heating circuits.
1. Press the line selection buttons to select line 153.
2. Press the + / – buttons to select the required function.
Setting range
Unit
Factory setting
On HC1 + HC2, on HC1
–
On HC1 + HC 2
When pressing the occupancy button in automatic or continuous operation, either both
heating circuits or only heating circuit 1 is acted upon.
5.15 Software version
The software version installed represents the state of the software available at the time
the controller was produced. It is thus possible to identify the software version without
removing the unit.
Press the line selection buttons to select line 199.
Display
Unit
00.0 ... 99.9
–
The software version will automatically be displayed on this line.
Example:
01.0
The first 2 digits give the software version The third digit gives the software revision
(01.
0
)
Description
Line 152
Effect
Description
Line 153
Effect
Description
Line 199
Effect