Rotex GSU 320, Operating Instructions Manual

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4 x Operation
18 BA ROTEX GSU - 09/2007
Rotary switch
The rotary switch can be used for selecting operating settings, changing and storing target values.
Day target room temperature
Selection and setting of the target temperature in normal operation. Setting according to individual temperature sensitivity.
Reduced target room temperature
Selection and setting of the target temperature in economy operation (night reduction). Setting according to individual temper-
ature sensitivity.
Target temperature hot water storage tank
Selection and setting of the target hot water storage tank temperature Setting according to specific hot water requirement.
Selecting the mode
Setting the mode by tapping the mode selection key. The mode currently active flashes on the display. Selection and activation
of another mode with the rotary switch. A mark on the display above the respective symbol shows the mode currently selected.
* This function is not available if a room controller THETA RFF is connected, or if the operating mode of the control has been set to different settings for the
individual heating circuits.
Settingautomatic timer program
Selection of one of the 3 pre-installed timer programs P1, P2 or P3. You can find further instructions and a more exact description
in the documentation for "ROTEX control“. It is part of the scope of supply of the electronic control to be ordered separately.
System information
Calling up all system temperatures and operating statuses of the system components.
• Tap the system information key.
• Call up the desired information successively by using the rotary dial.
• Turn to the right (+): Increased regulation
• Turn to the left (
–
): Reduced regulation
• Tapping: Save the selected value
• Press and hold (3 sec): Enter the programming level (select level)
It is possible to trigger an unplanned storage tank charge by holding the key down for a long time (during an econ-
omy phase).
HOLIDAY Frost-protected shutdown of heating and hot water (e.g. during holidays).
ABSENT Brief break in the heating mode during absence.
PARTY Extended heating operation over and above the heating period preset in AUTOMATIC MODE.
AUTOMATIC Automatic heating and economy mode according to timer program.
SUMMER Hot water mode according to timer program, heating switched off with frost-protection. *
HEATING Continuous heating mode without time restriction.
REDUCED Continuous reduced heating mode without time restriction.
STAND-BY Frost-protected shutdown of heating and hot water.