eta PelletsCompact 20-32 kW, Operation

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ETAtouch controller [Hot water tank] function block
43
5.4.1 Setting the hot water charging times
Open the overview screen of the set charging
times and temperatures
The charging times for the hot water and the set tem-
peratures 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. 5-41: 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 Adjustable hot water temperature within the time
window
8 Period of the time window
9 Set-back temperature of the hot water outside the
time window
If an additional circulation pump for hot water is
installed, the operating times of this are set in the
same way ( [Circulation times Daily plan] button).
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 Text menu - Adjustable parameters
Commonly used parameters can be found in the
settings
Commonly used parameters can be found in the
function block settings (
button). There, the
parameters are identified by the symbol and can be
adjusted by tapping. This saves you having to search
through the text menu for these parameters.
Adjustable parameters
Detailed descriptions of the parameters are provided
below.
5.4.2.1 Switch-on diff.
Explanation of [Switch-on diff.]
This parameter regulates how far the current warm
water temperature can fall before the hot water tank
again demands heat from the buffer or boiler.
If the value is set to 15 °C, the current hot water
temperature may drop by 15 °C from the value
[Hot water tank target]. The hot water tank only
demands heat from the buffer or boiler when this
happens.
The parameter can be found under:
5.4.2.2 HW bottom off
Explanation of [HW bottom off]
Optional: only with additional [Hot water tank bottom]
temperature sensor
Hot water tank
Switch-on diff.
HW bottom off
a
a. Only visible with additional temperature sensor
Solar heat diss.
b
b. Only visible for buffers with solar heating system
Priority
c
c. Only visible for solar heating systems with switchover
between several tanks
Circulation
d
d. Only visible with additional circulation pump
Circulation runtime
Circulation pause
Hot water tank
Switch-on diff.