Rotex Controller Series, Product Documentation

Page: 56 / 192

EbV Product documentation THETA NORM/UNIT
5-36
5.4.5.2 Legionella protection day
Factory preset: OFF
Setting range: OFF, MO...SU, ALL
Setting values: OFF: The legionella protection function is not active.
MO...SU: The legionella protection is activated on the selected
weekday at the Llegionella protection time set by the heating
specialist with a different parameter.
ALL: The legionella protection function is activated every day
at the Legionella protection time.
Function:
This parameter serves to prevent a legionella outbreak in the hot water tank and is
activated on the selected weekday or every day at 02:00 hrs. If the DHW temperature
is below 65°C, the hot water tank is reloaded.
Note: If a DHW thermostat is used to determine the water heater temperature, this
parameter is skipped.
5.4.6 Unmixed Circuit / Mixed Circuit 1 / Mixed Circuit 2 Menu
This level comprises all parameters which are necessary to program the heating
circuits with the exception of the time programs. A maximum of 1 unmixed circuit and
2 mixed circuits (mixed circuit 1 and mixed circuit 2) are available per controller as
heating circuits.
The heating circuit parameters described below are available for each heating circuit
and are to be set separately.