sauter equitherm EQJW245 Bedienungsanleitung
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SAUTER equitherm®
EQJW245
Electronic heating controller
Operating manual
7010042003 A
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Content
Content
Symbols used in this manual 7
Abbreviations 9
1 General information 11
1.1 Introduction 11
1.2 Safety information 11
2 Description of the operating controls 13
2.1 Front view of the EQJW245 13
2.2 Top Rotary switches (heating 1) 13
2.3 Middle rotary switch (heating 2) 14
2.4 Bottom rotary switch (domestic water) 14
2.5 Input knob 15
2.6 ESC key 15
2.7 Display 15
3 Commissioning 17
3.1 Operating the device for the first time 17
3.1.1 Setting the time 17
3.1.2 Setting the date 18
3.2 Commissioning level 19
3.2.1 Access to commissioning level 19
3.2.2 View SERVice parameters 20
3.2.3 Change SERVice parameters 21
3.2.4 List of SERVice parameters 21
3.3 SERVice level 22
3.3.1 Access to SERVice level 22
3.3.2 View SERVice parameters 23
3.3.3 Change SERVice parameters 24
3.3.4 List of SERVice parameters 24
3.3.5 Explanations for individual SERVice parameters 28
3.4 Communication level 46
3.4.1 Access to communication level 46
3.4.2 Viewing the communication parameters 47
3.4.3 Changing communication parameters 47
3.4.4 List of communication parameters 48
3.4.5 Explanations of individual communication parameters 49
4 Operation 55
4.1 Operating modes 55
4.1.1 Displays when automatic mode is set 56
4.1.2 Displays when back-up mode, reduced mode and normal mode are
set 58
4.2 Entering the setpoint temperature in normal mode 59
4.3 Enter setpoint temperature in reduced mode 60
4.4 Weekly switching programme for heating 61
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Content
4.4.1 Calling up the weekly switching programme 62
4.4.2 View switching commands 62
4.4.3 Enter a switching command 62
4.4.4 Changing and deleting a switching command 63
4.5 Calendar switching programme 64
4.5.1 Calling up the calendar switching programme 64
4.5.2 View switching commands 65
4.5.3 Enter a switching command 65
4.5.4 Changing and deleting a switching command 65
4.6 Temporary temperature change for the first heating circuit 66
4.7 Inputs for second heating circuit 67
4.8 Entering domestic water temperatures 68
4.8.1 Notes on the boosted domestic water temperature 69
4.9 Weekly switching programme for domestic water 69
4.9.1 Calling up the weekly switching programme 70
4.9.2 View switching commands 70
4.9.3 Enter a switching command 70
4.9.4 Changing and deleting a switching command 71
4.10 Weekly switching programme for pilot timer/circulating pump 71
4.11 Calling up the weekly switching programme 72
4.11.1 View switching command 72
4.11.2 Enter switching command 72
4.11.3 Change/delete switching command 73
4.12 Once-only tank charge 73
5 Manual mode 75
5.1 Access to manual mode (heating) 75
5.2 Access to manual mode (heating circuit II) 75
5.3 Access to manual mode (domestic water, configurable output and
second final control element) 75
5.4 Set valve position 76
5.5 Set status of other outputs (pumps, configurable output) for manual
mode 76
5.6 Exit manual mode 76
5.7 Check measured values in manual mode 76
6 Communication functions 79
6.1 Bus wiring 79
6.2 Device bus 79
6.2.1 Assigning addresses 79
6.2.2 Room operating unit EDB 100 79
6.2.3 Sending and receiving outdoor temperatures 80
6.2.4 Requesting and processing a heat requirement 80
6.2.5 Requesting and processing a return temperature 80
6.2.6 Synchronising the time 80
6.3 Modbus communication 81
6.3.1 Modbus data points (holding register) 82
6.3.2 Modbus data points (coils) 85
6.4 Modem operation 86
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Content
6.4.1 Connection with the modem 86
6.4.2 Modbus operation via modem 86
6.4.3 Sending SMS if there is a fault on the installation 86
6.4.4 Displays for modem operation 87
6.5 Communication with device in as-delivered condition 87
7 Faults 89
7.1 Displaying faults 89
7.1.1 Error list 89
7.1.2 Device status 89
7.2 Logbook 90
7.3 Reset functions 91
7.4 Actions to deal with faulty temperature value measurements 91
8 Using the controller 93
8.1 General information 93
8.2 Examples of use 93
8.2.1 Control model 1 94
8.2.2 Control model 2 95
8.2.3 Control model 3 96
8.2.4 Control model 4 97
8.2.5 Control model 5 98
8.2.6 Control model 6 99
8.2.7 Control model 7 100
8.2.8 Control model 8 101
9 Economy tips 103
10 Resistance values for the Ni1000 sensors 105
11 Accessories 107
12 Wiring diagram 109
13 Dimension drawing 111
14 Technical data 113
14.1 Overview of technical data 113
14.2 Overview of main functions 114
15 Overview of controller settings 117
15.1 List of SERVice parameters 117
15.2 List of communication parameters 118
15.3 Weekly switching programme: heating 1 118
15.4 Weekly switching programme: heating 2 119
15.5 Calendar switching programme: heating 1 and heating 2 119
15.6 Weekly switching programme: domestic water 120
15.7 Weekly switching programme: pilot timer/circulating pump 120
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Table of figures 121
List of tables 123
Index 125
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Symbols used in this manual
Symbols used in this manual
Information
Information concerning the use of the product.
Factory setting of the EQJW245
(e.g. manufacturer‘s specified control values, switching times, etc.)
Warnings
The operating instructions explain the various functions of the device, step by
step, using the following symbols:
‚PROG‘ is shown on the display, flashing
‚09:00‘ is shown on the display, not flashing
Press key ...
NOTICE
09:00
PROG
....
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Abbreviations
Abbreviations Term
BW domestic water
CO communication
HK heating circuit
Imp pulse
KW cold water
MOD control model
SE SERVice
SP SERVice parameter
TAoutdoor temperature
TFflow temperaturev
TFi actual value for flow temperature
TFS setpoint for flow temperature
TFsmax maximum limitation for setpoint of TF
TFsmin minimum limitation for setpoint of TF
TRroom temperature
TRF return temperature
TRi actual value of room temperature
TRmax maximum limitation of adjusting range for TRS
TRmin minimum limitation of adjusting range for TRS
TRS setpoint for room temperature
TS/W heating limit
TWdomestic water temperature
TYvalve running time
UPheating pump
Xiactual value
XPproportional band
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EQJW245
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