4 EB 5573-1 EN
Contents
6.5 Buffer tank systems Anl 16.x .........................................................................78
6.6 Summer mode .............................................................................................79
6.7 Delayed outdoor temperature adaptation ....................................................... 80
6.8 Remote operation ......................................................................................... 80
6.9 Optimization ...............................................................................................81
6.10 Flash adaptation ..........................................................................................82
6.10.1 Flash adaptation without outdoor sensor (based on room temperature) ............83
6.11 Adaptation ..................................................................................................84
6.12 Cooling control ............................................................................................84
7 Functions of the DHW circuit ........................................................................87
7.1 DHW heating in the storage tank system ........................................................ 87
7.1.1 DHW circuit additionally controlled by a globe valve ......................................89
7.2 DHW heating in the storage tank charging system ..........................................90
7.3 DHW heating in instantaneous heating system ...............................................92
7.4 Domestic hot water heating with solar system .................................................93
7.5 Intermediate heating ....................................................................................94
7.6 Parallel pump operation ...............................................................................94
7.7 Speed control of charging pump ...................................................................94
7.8 Circulation pump during storage tank charging .............................................95
7.9 Priority position ............................................................................................95
7.9.1 Reverse control ............................................................................................95
7.9.2 Set-back operation .......................................................................................96
7.10 Forced charging of DHW storage tank ........................................................... 97
7.11 Thermal disinfection of DHW storage tank .....................................................97
8 System-wide functions .................................................................................99
8.1 Automatic summer/standard time switchover .................................................99
8.2 Frost protection ............................................................................................99
8.3 Forced pump operation ..............................................................................100
8.4 Return ow temperature limitation ...............................................................100
8.5 Condensate accumulation control ................................................................101
8.6 Three-step control ....................................................................................... 102
8.7 On/off control ...........................................................................................102
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