Siemens RXB Series Basic Documentation page 4

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Siemens
Building Technologies
7.1.3 Geographical zone (apartment) ............................................................ 41
7.1.4 Default value "----" in series B devices ................................................. 42
7.1.5 LTE reception and transmission zones ................................................. 44
7.2 Address zones with RMZ operator units ............................................... 46
7.2.1 RM... controllers .................................................................................. 46
7.2.2 QAW740 room unit .............................................................................. 46
8 Large plants ....................................................................................... 47
8.1 Engineering and commissioning .......................................................... 47
8.1.1 Network topologies .............................................................................. 48
8.1.2 IP router as coupler to IP network ........................................................ 51
8.2 LTE filter table for couplers and IP routers ............................................ 54
8.2.1 Filter settings ....................................................................................... 54
8.2.2 Predefined LTE filter table .................................................................... 55
8.2.3 Filtering, zone addresses, communication areas .................................. 56
8.2.4 LTE telegrams via couplers and IP routers ........................................... 57
8.2.5 System time, alarms, and remote time adjustment ............................... 59
8.3 Engineering large plants ...................................................................... 60
9 Appendix ............................................................................................ 63
9.1 Faults and errors.................................................................................. 63
9.1.1 Fault status message bus .................................................................... 63
9.1.2 Communication error ........................................................................... 64
9.2 Heating/cooling changeover ................................................................. 65
9.2.1 Changeover via digital input ................................................................. 66
9.2.2 Changeover via analog input................................................................ 67
9.2.3 Changeover based on calendar ........................................................... 68
9.2.4 H/C changeover relay and fault status messages ................................. 69
9.3 Room control combination function ...................................................... 70
9.3.1 Application examples ........................................................................... 70
9.4 Application with zones ......................................................................... 74
9.4.1 Additional zones in the RXB/RXL room controller ................................. 75
9.5 Supply chains ...................................................................................... 76
9.5.1 Data exchange in LTE-Mode ................................................................ 78
9.6 Update process values ........................................................................ 79
9.7 Lightning and overvoltage protection, EMC .......................................... 80
9.7.1 Lightning protection ............................................................................. 80
9.7.2 Overvoltage protection ......................................................................... 83
9.7.3 Overvoltages in loops .......................................................................... 84
9.7.4 EMC protection management............................................................... 85
Index ............................................................................................................ 86
KNX bus communications
Contents
For internal use only
CE1P3127en
2013-04-08