18
9. Operating mode
In menu “4. Operating modes” the
controller can either be placed in
automatic mode, switched off, or
placed in a manual operating mode.
The menu is closed by pressing “esc”
or selecting “Exit operating modes”.
Operating modes
menu 4
9
9
Danger
When operating mode “Manual” is activated, the current
temperatures and the selected parameters are no longer considered.
There is a danger of scalding or serious damage to the system.
.
The operating mode “Manual” may only be used by specialists for brief
function tests or during commissioning!
The relay and thus the connected consumer are switched on and off by
pressing a key, with no regard to the current temperatures and the
parameters which have been set. The measured temperatures are also
shown to provide an overview and function control.
9.2 Manual
menu 4.2
9.3 Off
menu 4.3
When the operating mode “Off” is activated, all controller functions
are switched off. This can lead, for example, to overheating on the
solar collector or other system components. The measured
Automatic mode is the normal operating mode of the controller.
Only automatic mode provides proper controller function taking into
account the current temperatures and the parameters that have
Caution
been set! After an interruption of the mains voltage the controller
automatically returns to the last operating mode selected!
9.1 Automatic
menu 4.1
Caution
temperatures continue to be shown shown to provide an overview.
This special operating mode is intended only for the filling procedure
for a special “Drain Master System” with a fill level contact parallel
to collector sensor S1. The instructions on the display must be followed
when filling the system. Be sure to terminate the function when
finished!
Caution
9.4 Fill system
menu 4.4
Summary of Contents for TDC 2
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