Operating
line
Operating
level
Function
Default value
Min
Max
Unit
790 F Optimum start control max 0:00:00 00:00:00 00:06:00 h /min / s
791 F Optimum top control max 0:00:00 00:00:00 00:06:00 h /min / s
800 F Reduced setpoint increase start − − − − − − / -30 10 °C
801 F Reduced setpoint increase end -15 -30 Operating line 800 °C
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 I Floor curing function
Off ¦ Functional heating ¦ Curing heating ¦
Functional/curing heating¦ Manually
Off. -
851 I Floor curing setpoint manually 25 0 95 °C
856 I Floor curing day current 0 0 32 -
857 I Floor curing days complete 0 0 32 -
861 F Excess heat draw
Off ¦ Heating mode ¦ Always
Always -
870 F With buffer
No ¦ Yes
Yes -
872 F With primary controller / system pump
No ¦ Yes
Yes -
900 F Optg mode changeover
None ¦ Protection ¦ Reduced ¦ Comfort ¦ Automatic
Protection -
Cooling circuit 1
901 E Operating mode
Off ¦ Automatic*
Automatically -
902 E Comfort cooling setpoint 24 15 40 °C
907 E Release
24h/day ¦ Time progr HC ¦ Time program 5
24h / day -
908 I Flow temp setp at OT 25°C 20 6 35 °C
909 I Flow temp setp at OT 35°C 16 6 35 °C
912 I Cooling limit at OT 20 − − − / 8 35 °C
913 F Lock time after 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 temperature limitation 0.5 − − − / 0.5 4 °C
938 F Mixing valve cooling offset 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
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Siemens Switzerland Ltd User manual RVS61.843, RVS41.813 CE1U2355en_02
HVAC Products 5 Handling 28. September 2009
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