Honeywell EN2H-0221GE51 R0808 Heating System User Manual


 
Contents SDC / DHC
8 EN2H-0221GE51 R0808
7.3.4.3 Heating circuit room controller ..............................................171
7.3.4.4 Switch-on/switch-off optimisation ..........................................171
7.3.4.5 Room setpoint ramp..............................................................175
7.3.4.6 Heating limit function.............................................................175
7.3.4.7 Heating circuit room frost protection limit ..............................177
7.3.4.8 Mixed heating circuits cooling switch-over ............................177
7.3.4.9 Heating circuit name .............................................................180
7.3.4.10 Room thermostat function (maximum room
temperature limit) ..................................................................181
7.3.5 Hot-water production ..........................................................................187
7.3.5.1 Hot-water tank loading (SLP) ................................................187
7.3.5.2 Circulation pump (CIR.).........................................................194
7.3.6 Solar/Solid fuel/Buffer.........................................................................196
7.3.6.1 Solar function ........................................................................196
7.3.6.2 Buffer tank function ...............................................................199
7.3.6.3 Solid fuel function..................................................................212
7.3.7 Tank loading switch-over....................................................................213
7.3.8 Hydraulic buffer relief (HBR)...............................................................215
7.3.9
Easy enabling and disabling of a heating pump .................................216
7.3.10 Other system components..................................................................217
7.3.10.1 Global fault message input....................................................217
7.3.10.2 Global fault message output .................................................217
7.3.10.3 Timer 217
7.3.10.4 External switching modem ....................................................218
7.3.10.5 External information ..............................................................219
7.3.10.6 Demand contact....................................................................219
7.3.11 Bus communication ............................................................................221
7.3.11.1 Bus address of central device ...............................................221
7.3.11.2 Control functions via the data bus.........................................222
7.3.11.3 Operation of wall devices ......................................................227
7.3.12 Cascading of heat generators in the bus system................................232