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Siemens Switzerland Ltd  User manual RVS61.843 CE1U2355en_02 
HVAC Products  5 Handling  23. November 2007 
Operating 
line 
operating 
Function 
Default value 
Minimum 
Max 
Unit 
820 F Overtemp prot pump circuit 
Off ¦ On 
Off.    - 
830  F  Mixing valve boost  0  0  50  °C 
832  F 
Actuator type 
2-position ¦ 3-position 
3-position    - 
833  F  Switching differential 2-pos  2  0  20  °C 
834  F  Actuator running time  120  30  873  s 
850  F  Floor curing function 
Off ¦ Functional heating ¦ Curing heating ¦ 
Functional/curing heating¦ Manually 
Off.  - 
851  F 
Floor curing setp manually 
25  0  95  °C 
855  E  Floor curing setp current  0  0  95  °C 
856  E  Floor curing day current  0  0  32  - 
857 E 
Floor curing days completed 
0 0  32  - 
861  F  Excess heat draw 
Off ¦ Heating mode ¦ Always 
Always   - 
870 F 
With buffer  
No ¦ Yes 
Yes  - 
872 F 
With primary contr / system pump 
No ¦ Yes 
Yes  - 
900  I  Optg mode changeover 
None ¦ Protection ¦ Reduced ¦ Comfort ¦ Automatic 
Protection   - 
Cooling circuit 1 
901 E Operating mode 
Off ¦ Automatic 
Automatically   - 
902 E 
Comfort setpoint 
24 15  40  °C 
907 E 
Release 
24h/day ¦ Time progr HC ¦ Time program 5 
24h/day   - 
908  I  Flow setpoint at OT 25°C  20  8  35  °C 
909  I  Flow setpoint at OT 35°C  16  8  35  °C 
912 I 
Cooling limit at OT 
20  − − − / 8  35  °C 
913 F 
Lock time at end of heating 
24  − − − / 8  100  h 
918 F 
Summer comp start at OT 
26 20  50  °C 
919 F 
Summer comp end at OT 
35 20  50  °C 
920 F 
Summer comp setp increase 
4  − − − / 1  10  °C 
923 F 
Flow temp setp min at OT 25°C 
18 6  35  °C 
924 F 
Flow temp setp min at OT 35°C 
18 6  35  °C 
928 F Room influence  80  − − − / 1  100  °C 
932  F  Room temp limitation  0.5  − − − / 0.5  4  °C 
938 F 
Mixing valve decrease 
0 0  20  °C 
939 F 
Actuator type 
2-position ¦ 3-position 
3-position   - 
940  F  Switching differential 2-pos  2  0  20  °C 
941  F  Actuator running time  120  30  875  s 
945  F  Mixing valve in heating mode 
Control ¦ Open 
Open 
 - 
946 F 
Lock time dewpoint limiter 
60  − − − / 10  600  min 
947 F 
Flow temp setp incr hygro  
10  − − − / 1  20  °C 
948 I 
Flow setp incr start at r.h. 
60 0  100  % 
950 I 
Flow temp diff dewpoint 
2  − − − / 0  5  °C 
962 F 
With buffer   
No ¦ Yes 
No  -