Siemens RVL481 - Page 8

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Siemens Heating and D.h.w. Controller RVL481 CE1P2541en
Building Technologies Contents 20.05.2008
20.1 Operating lines...............................................................................................75
20.2 Function .........................................................................................................75
20.2.1 Flow temperature boost .................................................................................75
20.2.2 D.h.w temperature control..............................................................................75
20.3 Pulse lock.......................................................................................................75
21 Function block "Derivative action time d.h.w. heating via heat exchanger"76
21.1 Operating line.................................................................................................76
21.2 Description.....................................................................................................76
22 Function block "Multi-functional relay"........................................................77
22.1 Operating lines...............................................................................................77
22.2 Functions .......................................................................................................77
22.2.1 No function.....................................................................................................77
22.2.2 Outside temperature switch ...........................................................................77
22.2.3 ON / OFF according to the time switch..........................................................78
22.2.4 Relay energized in the event of fault..............................................................78
22.2.5 Relay energized during occupancy time........................................................78
22.2.6 Relay energized during occupancy time (including optimizations) ................78
22.2.7 Relay energized, if there is demand for heat .................................................78
22.2.8 Manually ON / OFF........................................................................................78
23 Function block "Legionella function"........................................................79
23.1 Operating lines...............................................................................................79
23.1.1 Periodicity of legionella function.....................................................................79
23.1.2 Time of legionella function .............................................................................79
23.1.3 Dwelling time at the legionella setpoint..........................................................79
23.1.4 Circulating pump operation during the legionella function .............................79
23.2 Mode of operation..........................................................................................80
24 Function block "Switching program 3".......................................................81
24.1 Operating lines...............................................................................................81
24.2 Function .........................................................................................................81
25 Function block "Service functions and general settings".......................82
25.1 Operating lines...............................................................................................82
25.2 Display functions............................................................................................82
25.2.1 Flow temperature setpoint .............................................................................82
25.2.2 Heating curve.................................................................................................83
25.2.3 Hours run counter ..........................................................................................83
25.2.4 Software version ............................................................................................84
25.2.5 Identification number of room unit..................................................................84
25.3 Commissioning aids.......................................................................................84
25.3.1 Simulation of the outside temperature ...........................................................84