Assortment / System Description

4 | 275 A6V10866237_en--_b_08
16.7 Valve protection ............................................................................................... 88
16.8 Determination of heating/cooling state........................................................ 88
16.9 Heating/cooling demand ................................................................................ 88
16.10 Preheating ........................................................................................................ 89
16.11 Emergency mode ............................................................................................. 89
16.12 Free cooling ...................................................................................................... 89
16.13 Reset setpoint .................................................................................................. 89
16.14 Free inputs/outputs ........................................................................................ 89
16.15 Centrally override valves ................................................................................. 89
16.16 Dew point temperature monitoring ............................................................... 90
16.17 Presence control .............................................................................................. 91
16.18 Application examples ...................................................................................... 91
16.18.1 Passive chilled/heating beam ........................................................ 91
17 Fan coil application ................................................................................ 92
17.1 Serial or parallel control strategy .................................................................. 92
17.2 Air volume flow in the dead zone................................................................... 94
17.3 Control of staged fan....................................................................................... 95
17.4 Control of modulating fan ............................................................................... 97
17.5 Water register for 4-pipe system ................................................................... 98
17.6 Water register 2-pipe system with changeover ........................................... 99
17.7 Water register for 4-pipe system with changeover valves ....................... 100
17.8 Water register 4-pipe system with 6-port valve ........................................ 101
17.9 Water register 4-pipe system with 6-port valve (PL-Link) ...................... 102
17.10 Water register 2-pipe system, cooling only ................................................ 104
17.11 Water register 2-pipe system, heating only ............................................... 105
17.12 Actuators......................................................................................................... 105
17.13 Valve protection ............................................................................................. 106
17.14 Determination of heating/cooling state...................................................... 106
17.15 Heating/cooling demand .............................................................................. 106
17.16 Preheating ...................................................................................................... 107
17.17 Emergency mode ........................................................................................... 107
17.18 Night cooling .................................................................................................. 107
17.19 Free cooling .................................................................................................... 107
17.20 Reset setpoint ................................................................................................ 107
17.21 Free inputs/outputs ...................................................................................... 107
17.22 Centrally override valves ............................................................................... 108
17.23 Electric heating coil ....................................................................................... 108
17.24 Electric reheater ............................................................................................ 111
17.25 Active chilled beam 2-pipe system.............................................................. 113
17.26 Room supply air cascade .............................................................................. 115
17.27 Air quality control........................................................................................... 116
17.28 Dehumidification control .............................................................................. 116
17.29 Outside air damper control ........................................................................... 117
17.30 Presence control ............................................................................................ 118
17.31 Application examples .................................................................................... 119
17.31.1 Fan coil unit .................................................................................... 119
18 VAV application .................................................................................... 120