Siemens RVD230 Basic Documentation page 5

Siemens Building Technologies
HVAC Products
10.2 Indication of errors......................................................................................... 35
11 Function block Plant configuration................................................................. 36
11.1 Operating lines .............................................................................................. 36
11.2 Parameters to be set ..................................................................................... 36
11.2.1 Plant type....................................................................................................... 36
11.2.2 Input B71 / U1................................................................................................ 36
11.2.3 Circulating pump............................................................................................ 37
11.2.4 Input H5 ......................................................................................................... 37
11.2.5 Control of variable speed pump..................................................................... 37
12 Function block Space heating ....................................................................... 41
12.1 Operating lines .............................................................................................. 41
12.2 Compensating variables ................................................................................ 41
12.2.1 Outside temperature...................................................................................... 41
12.2.2 Room temperature......................................................................................... 42
12.3 Heating curve ................................................................................................ 43
12.4 Generation of setpoint ................................................................................... 44
12.4.1 Display of setpoint ......................................................................................... 44
12.4.2 Setpoint of weather-compensated control ..................................................... 44
12.4.3 Setpoint of room-compensated control.......................................................... 45
12.4.4 Setpoint of weather-compensated control with room influence ..................... 45
12.5 Heating circuit control .................................................................................... 46
12.5.1 Weather-compensated control ...................................................................... 46
12.5.2 Room-compensated control .......................................................................... 46
12.5.3 Weather-compensated control with room influence ...................................... 46
12.6 Automatic ECO function ................................................................................ 47
12.6.1 Fundamentals................................................................................................ 47
12.6.2 Compensating variables and auxiliary variables ........................................... 47
12.6.3 Heating limit................................................................................................... 48
12.6.4 Mode of operation of ECO function 1 ............................................................ 48
12.6.5 Mode of operation of ECO function 2 ............................................................ 48
12.7 Pump overrun ................................................................................................ 48
12.8 Maximum limitation of the room temperature ................................................ 48
12.9 Optimization................................................................................................... 49
12.9.1 Definition and purpose................................................................................... 49
12.9.2 Fundamentals................................................................................................ 49
12.9.3 Process.......................................................................................................... 50
12.9.4 Room model temperature.............................................................................. 50
12.9.5 Optimum stop control .................................................................................... 51
12.9.6 Quick setback ................................................................................................ 51
12.9.7 Optimum start control .................................................................................... 51
12.9.8 Maximum rate of flow temperature increase ................................................. 52
Basic Documentation RVD230
Contents
5/130
CE1P2383en
27.05.2004