Honeywell SDC Service Manual page 8

Contents
7.3.5
7.3.6
7.3.7
7.3.8
7.3.9
7.3.10 Other system components .................................................................. 219
7.3.11 Bus communication ............................................................................ 223
7.3.12 Cascading of heat generators in the bus system ................................ 234
8
7.3.4.3 Heating circuit room controller .............................................. 172
7.3.4.4 Switch-on/switch-off optimisation .......................................... 172
7.3.4.5 Room setpoint ramp .............................................................. 176
7.3.4.6 Heating limit function ............................................................. 176
7.3.4.7 Heating circuit room frost protection limit .............................. 178
7.3.4.8 Mixed heating circuits cooling switch-over ............................ 178
7.3.4.9 Heating circuit name ............................................................. 181
7.3.4.10 Room thermostat function (maximum room
temperature limit) .................................................................. 182
Hot-water production .......................................................................... 188
7.3.5.1 Hot-water tank loading (SLP) ................................................ 188
7.3.5.2 Circulation pump (CIR.) ......................................................... 195
Solar/Solid fuel/Buffer ......................................................................... 198
7.3.6.1 Solar function ........................................................................ 198
7.3.6.2 Buffer tank function ............................................................... 201
7.3.6.3 Solid fuel function .................................................................. 214
Tank loading switch-over .................................................................... 215
Hydraulic buffer relief (HBR) ............................................................... 217
Easy enabling and disabling of a heating pump ................................. 218
7.3.10.1 Global fault message input .................................................... 219
7.3.10.2 Global fault message output ................................................. 219
7.3.10.3 Timer 219
7.3.10.4 External switching modem .................................................... 220
7.3.10.5 External information .............................................................. 221
7.3.10.6 Demand contact .................................................................... 221
7.3.11.1 Bus address of central device ............................................... 223
7.3.11.2 Control functions via the data bus ......................................... 224
7.3.11.3 Operation of wall devices ...................................................... 229
SDC / DHC
EN2H-0221GE51 R0812