18
Statistics
Menu 2
7
7
7. Statistics
Menu “2. Statistics” is used for func-
tion control and long-term monitor-
ing of the system.
The submenus described under 7.1-
7.5 are available.
The menu is closed by pressing
“esc” or selecting “Exit statistics”.
7.1 Operating hours
Menu 2.1
Display of operating hours of the heat pump connected to the controller;
various time ranges (day-year) are available.
7.3 Heat output
Menu 2.3
Display of the heat quantity that the heat pump has picked up from the
glycol. The displayed value is used only for function control, and never for
purposes of billing or the like. This menu can be selected if the function
“Heat quantity” is activated under 12.2.
7.4 Graphic overview
Menu 2.4
This provides a clearly-organised display of the data listed under 7.1-7.3
as a bar graph. Various time ranges are available for comparison. The two
left-hand keys can be used to page through the data.
7.5 Error messages
Menu 2.5
Resetting and clearing the individual statistics. Selecting “All statistics”
clears everything except for the error log.
7.6 Reset / clear
Menu 2.6
Display off the last three errors in the system with indication of date and time.
For system data statistics it is essential for the time to be set ac-
curately on the controller. Please note that the clock continues to
run for about 24 hours if the mains voltage is interrupted, and after
that has to be reset. Improper operation or an incorrect time may result
in data being cleared, recorded incorrectly or overwritten.
The manufacturer accepts no liability for the recorded data!
Caution
7.2 Average
Δ
T
Menu 2.2
Display of the average temperature difference of the last seven days. Measured
between the glycol
fl
ow and the glycol return with the heat pump switched on.