sauter Equitherm EQJW 125, Руководство пользователя

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EQJW 125: Heating controller
Table of contents
4
7001029003 A
© Fr. Sauter AG
4.4.2 Viewing switching commands ................................................................. 36
4.4.3 Entering a switching command ............................................................... 36
4.4.4 Changing and deleting a switching command ........................................ 37
4.5 Calendar switching programme .............................................................. 37
4.5.1 Calling up the calendar switching programme ........................................ 37
4.5.2 Viewing switching commands ................................................................. 38
4.5.3 Entering a switching command ............................................................... 38
4.5.4 Changing and deleting a switching command ........................................ 39
4.6 Temporary temperature change.............................................................. 39
5 Manual mode...................................................................................................... 40
5.1 Access to manual mode.......................................................................... 40
5.2 Set valve position .................................................................................... 40
5.3 Set status of pump (on/off) for manual operation.................................... 40
5.4 Ending manual mode .............................................................................. 41
5.5 Checking measured values in manual mode .......................................... 41
6 Communication functions ................................................................................ 42
6.1 Bus wiring................................................................................................ 42
6.2 Device bus............................................................................................... 42
6.2.1 Assigning addresses ............................................................................... 42
6.2.2 EDB 100 room operating unit.................................................................. 43
6.2.3 Sending and receiving outdoor temperatures ......................................... 43
6.2.4 Requesting and processing a heat requirement ..................................... 43
6.2.5 Synchronising the time............................................................................ 43
6.3 Modbus communication .......................................................................... 43
6.3.1 Modbus data points (holding register)..................................................... 45
6.3.2 Modbus data points (coils) ...................................................................... 48
6.4 Modem operation .................................................................................... 49
6.4.1 Modbus operation via modem................................................................. 49
6.4.2 Sending SMS if there is a fault on the plant............................................ 50
6.4.3 Displays for modem operation ................................................................ 51
6.5 Setting parameters using the PC ............................................................ 51
7 Faults .................................................................................................................. 52
7.1 Displaying faults ...................................................................................... 52
7.1.1 Error list ................................................................................................... 52
7.1.2 Device status........................................................................................... 52
7.2 Reset functions ....................................................................................... 53
7.3 Actions to deal with faulty temperature readings .................................... 53
8 Application ......................................................................................................... 54