22
DEU
ENG
NDL
FRA
ITA
ESP
Contents
1 Safety ........................................................................................................................................................23
1.1 Used signal words and notes .........................................................................................................23
1.2 Intended use ....................................................................................................................................23
1.3 General safety notes .......................................................................................................................23
1.4 Personnel-related preconditions ......................................................................................................24
1.5 Limitations for the operation............................................................................................................24
1.6 Conformity .......................................................................................................................................24
2 Versions .....................................................................................................................................................25
2.1 Scope of supply ...............................................................................................................................25
2.2 Indications and operating elements ...............................................................................................25
2.3 Connections .....................................................................................................................................26
2.4 Technical data .................................................................................................................................27
3 Installation .................................................................................................................................................28
3.1 Assembly ..........................................................................................................................................28
3.2 Electric connection ...........................................................................................................................28
3.2.1 External change-over signal .................................................................................................29
3.2.2 Pump/boiler 230 V...............................................................................................................29
3.2.3 Optional humidity sensor .....................................................................................................29
3.2.4 Pilot function for change-over heating/cooling ...................................................................29
3.2.5 External timer .........................................................................................................................30
3.2.6. System BUS ..........................................................................................................................30
3.2.7 Use of a safety temperature limiter ......................................................................................31
3.2.8 Connection of Ethernet variants ...........................................................................................31
4 Commissioning .........................................................................................................................................32
4.1 First commissioning ..........................................................................................................................32
4.2 Connecting (pairing) / separating base stations ..........................................................................32
4.2 Connecting (pairing) / separating base stations (continued) ......................................................33
4.3 Allocation of a room control unit to a heating zone (pairing) ......................................................33
4.4 Performing the radio test .................................................................................................................33
4.5 System configuration .......................................................................................................................34
4.5.1 System configuration with microSD card .............................................................................34
4.5.2 Configuration with room control unit Wireless Display ......................................................34
4.6 Resetting the factory settings...........................................................................................................36
5 Protection functions and emergency operation ......................................................................................37
5.1 Protection functions ..........................................................................................................................37
5.1.1 Pump protection function ......................................................................................................37
5.1.2 Valve protection function ......................................................................................................37
5.1.3 Antifreeze protection function ..............................................................................................37
5.1.4 Dew point monitoring ...........................................................................................................37
5.1.5 Safety temperature limiter .....................................................................................................37
5.2 Emergency operation ......................................................................................................................37
6 Troubleshooting and cleaning .................................................................................................................38
6.1 Error indication and elimination of errors ......................................................................................38
6.2 Fuse change .....................................................................................................................................39
6.3 Cleaning...........................................................................................................................................39
7 Decommissioning ......................................................................................................................................40
7.1 Decommissioning .............................................................................................................................40
7.2 Disposal ...........................................................................................................................................40
