sauter equitherm EQJW245, Operating Manual

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EQJW245
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 fi rst 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, confi gurable output and
second fi nal control element) 75
5.4 Set valve position 76
5.5 Set status of other outputs (pumps, confi gurable 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