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Siemens Switzerland Ltd
User manual RVS61.843 CE1U2355en_02
HVAC Products 6 The settings in detail 23. November 2007
Display of the temperature difference between collector sensor B6 / B61 and buffer
storage tank sensors B4 and B41.
Display of the temperature difference between collector sensor B6 / B61 and swimming
pool sensor B13.
Display of the solar flow temperature acquired by sensor B63.
Display of the solar return temperature acquired by sensor B64.
Display of the amount of energy supplied to the plant via the solar collector in the
course of the day.
Display of the total of all 24-hour solar yields since the controller was reset last.
Display of the number of hours the solar plant produced energy (operating hours).
Shows the number of hours during which collector overtemperature protection was
active.
6.26 Diagnostics consumers
For diagnostic purposes, the various setpoints, actual values, relay switching states
and meter readings can be displayed.
Outside temperature
Line no. Operating line
8700 Outside temperature
8701 Outside temp min
8702 Outside temp max
8703 Outside temp attenuated
8704 Outside temp composite
Display of the current, minimum, maximum, attenuated and composite outside
temperature.
Room
Line no. Operating line
8720 Relative room humidity
8721 Room temperature
8722 Dewpoint temperature 1
Heating circuits 1, 2, P
Line no. Operating line
8730, 8760 Heating circuit pump Q2, Q6
8731, 8761 Heat circ mix valve open Y1, Y5
8732, 8762 Heat circ mix valve close Y2, Y6
8735, 8765, 8795 Speed heating circuit pump 1, 2, P
8740, 8770, 8800 Room temp 1, 2, P
8741, 8771, 8801 Room temp model 1, 2, P
8743, 8773 Flow temp 1, 2
8744, 8774, 8803 Flow temp 1, 2, P
Display of “Off“ means that the relevant plant component is currently off. “On“ means
that the relevant plant component is presently in operation.
dT collector 1, 2 / buffer
dT collector 1, 2/
swimming pool
Solar flow temp
Solar return temp
24-hour yield solar energy
Total yield solar energy
Hours run solar yield
Hours run collect
overtemp
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