Siemens RVL481 - Page 4

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Siemens Heating and D.h.w. Controller RVL481 CE1P2541en
Building Technologies Contents 20.05.2008
4.1.3 Room model...................................................................................................25
4.2 Flow and boiler temperature (B1) ..................................................................25
4.2.1 Measurement.................................................................................................25
4.2.2 Handling faults ...............................................................................................26
4.3 Outside temperature (B9) ..............................................................................26
4.3.1 Measurement.................................................................................................26
4.3.2 Handling faults ...............................................................................................26
4.4 Primary return temperature (B7)....................................................................26
4.4.1 Measurement.................................................................................................26
4.4.2 Handling faults ...............................................................................................27
4.5 Secondary return temperature (B71) .............................................................27
4.5.1 Measurement.................................................................................................27
4.5.2 Handling faults ...............................................................................................27
4.6 D.h.w. flow temperature (B3) .........................................................................27
4.6.1 Measurement.................................................................................................27
4.6.2 Handling faults ...............................................................................................27
4.7 D.h.w. storage tank temperature (B31, B32) .................................................27
4.7.1 Measurement.................................................................................................27
4.7.2 Handling faults ...............................................................................................28
4.8 Collector temperature (B6).............................................................................28
4.8.1 Measurement.................................................................................................28
4.8.2 Handling faults ...............................................................................................28
5 Function block "Enduser space heating"..................................................29
5.1 Operating lines...............................................................................................29
5.2 Setpoints........................................................................................................29
5.2.1 General ..........................................................................................................29
5.2.2 Frost protection for the building .....................................................................29
5.3 Heating program ............................................................................................29
5.4 Holiday program.............................................................................................30
6 Function block "Enduser d.h.w." ...............................................................31
6.1 Operating lines...............................................................................................31
6.2 Setpoint..........................................................................................................31
6.3 Actual value ...................................................................................................31
7 Function block "Enduser general".............................................................32
7.1 Operating lines...............................................................................................32
7.2 Switching program 2 ......................................................................................32
7.3 Time of day and date .....................................................................................32
7.4 Indication of errors .........................................................................................33
8 Function block "Plant type"........................................................................34