eta 13180LP-T, Operation

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ETAtouch controller [Buffer] function block
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5.4.1 Setting the buffer charging times
Open the overview of the charging times set
The operating hours of the buffer can be adjusted in
the settings (
button). To adjust, open the settings
and then open the charging times of any given day with
the
[Charging times Daily plan] button. An overview
screen opens.
Fig. 5-53: Overview
1 Set time window (charging times)
2 Select day of the week
3 Add another time window
4 Graphical representation of the time window
setting
5 Overview of all time windows for the entire week
6 Delete time window
7 Period of the time window
Setting the time window and copying to other
days of the week is described in chapter
5.1.6.6
"Setting a time window" .
5.4.2 Buffer with solar heating system
Buffer with solar heating system
The control principles of the solar heating system
and the different variations are described in
chapter 5.8 "[Solar] function block" .
In the overview of the buffer, the solar heating system
appears as another producer for the buffer.
Fig. 5-54: Solar heating system on the buffer
1 Currently, the buffer is charged by the solar heating
system at a flow temperature of 69 °C
2 Additional temperature sensor [Buffer bottom
Solar] for control of the solar heating system
The [Solar priority] function enables the solar
heating system to charge the buffer without the
boiler being started within two configurable time slots
(see chapter
5.4.4 "Text menu - Adjustable parame-
ters" , parameter [Solar priority]).
If a stratified charger for the buffer is installed, the solar
heating system can charge the upper and lower
portion of the buffer. The solar heating system is