Table Of Contents - Siemens IQHeat User Manual

Contents
1 General .................................................................................................................................. 3
1.1 Information about this document ...............................................................................................................3
1.2 Product overview IQHeat cabinets ............................................................................................................4
1.3 DDC1; Processing unit with Display and TCP/IP interface .......................................................................4
2 Communication principles ................................................................................................... 5
2.1 Internal Interface........................................................................................................................................5
2.1.1 LEDs for BSP and BUS diagnostics .....................................................................................................5
2.1.2 Upgrade with SD card ..........................................................................................................................6
3 The control panel .................................................................................................................. 7
3.1 Display/HMI settings ..................................................................................................................................7
3.2 Display layout ............................................................................................................................................8
3.3 Various line types ......................................................................................................................................8
3.4 Setting parameters ....................................................................................................................................9
4 Log in and set the clock ..................................................................................................... 10
4.1 Password and login ................................................................................................................................ 10
4.1.1 Log in ................................................................................................................................................. 10
4.2 Time functions setting of time and date ................................................................................................. 11
4.2.1 Reading date and time ...................................................................................................................... 11
4.2.2 Setting date and time ........................................................................................................................ 11
5 Alarm management ............................................................................................................. 12
5.1 Alarm list ................................................................................................................................................. 12
5.2 Alarm history ........................................................................................................................................... 13
5.3 Settings ................................................................................................................................................... 13
5.4 Alarms and their classification ................................................................................................................ 14
6 General functions ............................................................................................................... 15
6.1 Reading the current temperatures and valve modes ............................................................................. 15
6.2 Frost protection....................................................................................................................................... 15
6.3 System objects ....................................................................................................................................... 16
6.3.1 Plant information ............................................................................................................................... 16
6.3.2 Restoring the start-up settings .......................................................................................................... 16
6.3.3 Language selection ........................................................................................................................... 16
7 Heating circuit ..................................................................................................................... 17
7.1 Operating mode heating ......................................................................................................................... 17
7.2 Heat time program .................................................................................................................................. 18
7.3 Setting the value for the heating circuit .................................................................................................. 19
7.4 Setting the heating curve ........................................................................................................................ 19
7.5 Heating Limit ECO .................................................................................................................................. 20
7.5.1 Setting Heating limit (ECO) ............................................................................................................... 21
7.5.2 Heat limit function .............................................................................................................................. 21
7.6 Parallel offset of heating curve ............................................................................................................... 22
8 Hot water circuit .................................................................................................................. 23
8.1 Hot water operating mode ...................................................................................................................... 23
8.2 Setting the set point for the hot water circuit .......................................................................................... 23
9 Service level ........................................................................................................................ 24
9.1 Change password .................................................................................................................................. 24
9.2 Building time constant ............................................................................................................................ 24
9.3 Frost protection....................................................................................................................................... 25
9.4 Pump and valve exercising .................................................................................................................... 26
9.5 Save and reset start-up settings and factory settings ............................................................................ 26
9.6 Setting up and activating the legionella function .................................................................................... 27
9.7 Change alarm limits for heating, cooling and hot water circuits ............................................................. 28
9.8 Settings hot water circuit ........................................................................................................................ 29
9.9 System objects settings .......................................................................................................................... 29
9.9.1 SMS alarm ......................................................................................................................................... 29
9.10 Communication settings ......................................................................................................................... 30
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IQHeat
User manual