Assortment / System Description

A6V10866237_en--_b_08 5 | 275
18.1 Serial or parallel control strategy ................................................................ 120
18.2 Air volume flow in the dead zone ................................................................ 122
18.3 Volume flow setpoints heating/cooling ...................................................... 124
18.4 Air volume control ......................................................................................... 125
18.4.1 External volume air flow control .................................................. 126
18.4.2 Internal volume flow control ........................................................ 126
18.5 Parallel supply air VAV or extract air VAV.................................................. 126
18.6 Outputs ........................................................................................................... 126
18.7 Switch-off delay ............................................................................................ 126
18.8 Return air sensor ........................................................................................... 127
18.9 Locked by electric heating coils .................................................................. 127
18.10 Start of air volume flow by heating demand .............................................. 127
18.11 Water register for 4-pipe system ................................................................ 128
18.12 Water register 2-pipe system with changeover......................................... 129
18.13 Water register for 4-pipe system with changeover valves ....................... 130
18.14 Water register 4-pipe system with 6-port valve ........................................ 131
18.15 Water register 4-pipe system with 6-port valve (PL-Link) ...................... 132
18.16 Water register 2-pipe system, cooling only................................................ 134
18.17 Water register 2-pipe system, heating only ............................................... 135
18.18 Actuators ........................................................................................................ 135
18.19 Valve protection ............................................................................................. 136
18.20 Determination of heating/cooling state ..................................................... 136
18.21 Heating/cooling demand .............................................................................. 136
18.22 Preheating ...................................................................................................... 137
18.23 Emergency mode ........................................................................................... 137
18.24 Reset setpoint ................................................................................................ 137
18.25 Free inputs/outputs ...................................................................................... 137
18.26 Centrally override valves .............................................................................. 137
18.27 Electric heating coil ....................................................................................... 138
18.28 Electric reheater ............................................................................................ 141
18.29 Active chilled beam 2-pipe system ............................................................. 144
18.30 Night cooling .................................................................................................. 145
18.31 Presence control............................................................................................ 146
18.32 Static calibration ........................................................................................... 146
18.33 Dynamic calibration ...................................................................................... 146
18.34 Application examples .................................................................................... 148
18.34.1 Variable air volume ....................................................................... 148
19 Fan-Powered Box................................................................................. 149
19.1 Serial or parallel control strategy for the fan ............................................. 156
19.2 Air volume flow in the dead zone ................................................................ 158
19.3 Air volume control ......................................................................................... 158
19.3.1 External volume air flow control .................................................. 159
19.3.2 Internal volume flow control ........................................................ 159
19.4 Outputs ........................................................................................................... 159
19.5 Switch-off delay ............................................................................................ 159
19.6 Return air sensor ........................................................................................... 160
19.7 Locked by electric heating coils .................................................................. 160