EQJW145:
Heating controller
Table
of contents
7010015003 A
5
© Fr. Sauter AG
6.2.1 Assigning addresses...............................................................................67
6.2.2 Room operating unit EDB 100 ................................................................ 68
6.2.3 Sending and receiving outdoor temperatures.........................................68
6.2.4 Requesting and processing a heat requirement .....................................68
6.2.5 Requesting and processing a return temperature ..................................68
6.2.6 Synchronising the time............................................................................68
6.3 Modbus communication ..........................................................................69
6.3.1 Modbus data points (holding register)..................................................... 70
6.3.2 Modbus data points (coils) ......................................................................74
6.4 Modem operation ....................................................................................75
6.4.1 Connection with the modem....................................................................75
6.4.2 Modbus operation via modem.................................................................75
6.4.3 Sending SMS if there is a fault on the installation ..................................76
6.4.4 Displays for modem operation ................................................................76
6.5 Setting parameters using the PC ............................................................77
7 Faults ..................................................................................................................79
7.1 Displaying faults ...................................................................................... 79
7.1.1 Error list...................................................................................................79
7.1.2 Device status...........................................................................................79
7.2 Logbook...................................................................................................80
7.3 Reset functions .......................................................................................81
7.4 Actions to deal with faulty temperature value measurements ................81
8 Using the controller...........................................................................................83
8.1 General information.................................................................................83
8.2 Examples of use......................................................................................83
8.2.1 Control model 1....................................................................................... 84
8.2.2 Control model 2....................................................................................... 87
8.2.3 Control model 3....................................................................................... 88
9 Economy tips .....................................................................................................89
10 Resistance values for the Ni1000 sensors .....................................................91
11 Accessories .......................................................................................................93
12
Wiring diagram ..................................................................................................93
13 Dimension drawing ...........................................................................................93
14 Technical data....................................................................................................95
14.1 Overview of technical data......................................................................95
14.2 Overview of main functions..................................................................... 97
15 Overview of controller settings......................................................................101
15.1 List of SERVice parameters.................................................................. 101