EbV Product documentation THETA NORM/UNIT
I
1 Softwareversion ..................................................................................................... 1-1
2 General safety instructions .................................................................................... 2-1
2.1 Application .................................................................................................... 2-1
2.2 Conditions for start-up .................................................................................. 2-1
2.3 Safety measures for EMC - conform installation .......................................... 2-2
2.4 Cable dimensions and maximum cable length ............................................. 2-3
2.5 Maximum cable lengths ................................................................................ 2-4
2.6 Grounding and neutralizing ........................................................................... 2-4
2.7 Domestic hot water higher than 60 °C .......................................................... 2-4
2.8 Connecting accessories ................................................................................ 2-5
2.9 Service and cleaning .................................................................................... 2-5
3 Overview ............................................................................................................... 3-1
4 List of abbreviations .............................................................................................. 4-1
5 Operation .............................................................................................................. 5-1
5.1 User interface ............................................................................................... 5-1
5.1.1 Basic display .......................................................................................... 5-1
5.1.2 Operating elements ................................................................................ 5-2
5.1.2.1 Rotary Pushbutton (Press/Turn) ..................................................... 5-2
5.1.2.2 "Daytime Room Temperature" Key ................................................. 5-2
5.1.2.3 "Night-time Room Temperature" Key .............................................. 5-3
5.1.2.4 "Daytime DHW Temperature" Key .................................................. 5-3
5.1.2.5 "Operating Mode" Key (Basic Display) ............................................ 5-4
5.1.2.6 "Heating curve" key ....................................................................... 5-11
5.1.2.7 "Plant information" key .................................................................. 5-11
5.1.2.8 "Emission Measurement / Manual Mode" Key .............................. 5-15
5.2 Code-Input .................................................................................................. 5-17
5.2.1 Installer code and OEM code ............................................................... 5-17
5.2.2 User code ............................................................................................. 5-17
5.2.3 Automatic exit time ............................................................................... 5-18
5.3 Automatic return time .................................................................................. 5-19
5.4 Menu selection level ................................................................................... 5-20
5.4.1 Level and Parameter overview ............................................................ 5-21
5.4.2 "Time - Date" Menu .............................................................................. 5-23
5.4.3 "Time program" menu .......................................................................... 5-24
5.4.3.1 Control Circuit Selection ................................................................ 5-24
5.4.3.2 Program Selection ......................................................................... 5-24
5.4.3.3 Weekday and Cycle Selection ...................................................... 5-24
5.4.3.4 Programming Time Programs and Cycle Temperatures ............... 5-25
5.4.4 SYSTEM level (Parameter) .................................................................. 5-32
5.4.4.1 LANGUAGE .................................................................................. 5-32
5.4.4.2 Time programs .............................................................................. 5-32
5.4.4.3 Control mode ................................................................................. 5-33
5.4.4.4 Summer switch-off ........................................................................ 5-35
5.4.4.5 Reset Parameter ........................................................................... 5-35
5.4.5 DHW level ............................................................................................ 5-35
5.4.5.1 Hot water economy temperature ................................................... 5-35
5.4.5.2 Legionella protection day .............................................................. 5-36
5.4.6 Unmixed Circuit / Mixed Circuit 1 / Mixed Circuit 2 Menu .................... 5-36
5.4.6.1 Reduced Mode .............................................................................. 5-37
5.4.6.2 Heating system ............................................................................. 5-38
5.5 Malfunction messages ................................................................................ 5-39
5.6 Parameter Settings ..................................................................................... 5-40